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Calpine Corp – ‘10-K’ for 12/31/15 – ‘EX-101.LAB’

On:  Thursday, 2/11/16, at 7:47pm ET   ·   As of:  2/12/16   ·   For:  12/31/15   ·   Accession #:  916457-16-57   ·   File #:  1-12079

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  As Of               Filer                 Filing    For·On·As Docs:Size

 2/12/16  Calpine Corp                      10-K       12/31/15  103:20M

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Calpine 10-K for Year-Ended December 31, 2015       HTML   2.07M 
 2: EX-10.1.19  Amendment No. 3 to the Credit Agreement, Dated as   HTML    838K 
                of February 8, 2016                                              
 4: EX-21.1     Subsidiaries of the Company                         HTML    101K 
 5: EX-23.1     Consent of Pricewaterhousecoopers                   HTML     29K 
 3: EX-12.1     Computation of Ratio of Earnings to Fixed Charges   HTML     51K 
 6: EX-31.1     Section 302 Certification of CEO                    HTML     36K 
 7: EX-31.2     Section 302 Certification of CFO                    HTML     36K 
 8: EX-32.1     Certification of Chief Executive Officer and Chief  HTML     34K 
                Financial Officer                                                
15: R1          Document and Entity Information Cover               HTML     57K 
16: R2          Consolidated Statements of Operations               HTML    112K 
17: R3          Consolidated Statements of Comprehensive Income     HTML     61K 
18: R4          Consolidated Balance Sheets                         HTML    127K 
19: R5          Consolidated Balance Sheets Consolidated Balance    HTML     76K 
                Sheets Parentheticals                                            
20: R6          Consolidated Statements of Stockholders Equity      HTML     69K 
21: R7          Consolidated Statements of Cash Flows               HTML    167K 
22: R8          Organization and Operations                         HTML     34K 
23: R9          Summary of Significant Accounting Policies          HTML    133K 
24: R10         Acquisitions, Divestitures and Discontinued         HTML     70K 
                Operations Acquisitions and Divestitures (Notes)                 
25: R11         Property, Plant and Equipment, Net                  HTML     56K 
26: R12         Variable Interest Entities and Unconsolidated       HTML    117K 
                Investments                                                      
27: R13         Debt                                                HTML    234K 
28: R14         Assets and Liabilities with Recurring Fair Value    HTML    198K 
                Measurements                                                     
29: R15         Derivative Instruments                              HTML    275K 
30: R16         Use of Collateral                                   HTML     56K 
31: R17         Income Taxes                                        HTML    152K 
32: R18         Earnings (Loss) per Share                           HTML     47K 
33: R19         Stock-Based Compensation                            HTML     88K 
34: R20         Defined Contribution and Defined Benefit Plans      HTML     41K 
35: R21         Capital Structure                                   HTML     67K 
36: R22         Commitments and Contingencies                       HTML    119K 
37: R23         Segment and Significant Customer Information        HTML    212K 
38: R24         Quarterly Consolidated Financial Data (Unaudited)   HTML     74K 
39: R25         Schedule of Valuation and Qualifying Accounts       HTML     64K 
                Disclosure                                                       
40: R26         Summary of Significant Accounting Policies          HTML    179K 
                (Policies)                                                       
41: R27         Summary of Significant Accounting Policies          HTML    110K 
                (Tables)                                                         
42: R28         Acquisitions, Divestitures and Discontinued         HTML     58K 
                Operations (Tables)                                              
43: R29         Property, Plant and Equipment, Net (Tables)         HTML     51K 
44: R30         Variable Interest Entities and Unconsolidated       HTML    104K 
                Investments (Tables)                                             
45: R31         Debt (Tables)                                       HTML    218K 
46: R32         Assets and Liabilities with Recurring Fair Value    HTML    193K 
                Measurements (Tables)                                            
47: R33         Derivative Instruments (Tables)                     HTML    272K 
48: R34         Use of Collateral (Tables)                          HTML     55K 
49: R35         Income Taxes Income Taxes (Tables)                  HTML    149K 
50: R36         Earnings (Loss) per Share (Tables)                  HTML     48K 
51: R37         Stock-Based Compensation (Tables)                   HTML     76K 
52: R38         Capital Structure (Tables)                          HTML     62K 
53: R39         Commitments and Contingencies (Tables)              HTML    111K 
54: R40         Segment and Significant Customer Information        HTML    204K 
                (Tables)                                                         
55: R41         Quarterly Consolidated Financial Data (Unaudited)   HTML     72K 
                (Tables)                                                         
56: R42         Summary of Significant Accounting Policies          HTML     87K 
                (Details)                                                        
57: R43         Summary of Significant Accounting Policies          HTML     44K 
                Contractual Future Minimum Lease Receipt Table                   
                (Details)                                                        
58: R44         Acquisitions, Divestitures and Discontinued         HTML    144K 
                Operations (Textuals) (Details)                                  
59: R45         Property, Plant and Equipment, Net (Details)        HTML     70K 
60: R46         Variable Interest Entities and Unconsolidated       HTML     36K 
                Investments (Unconsolidated VIEs) (Details)                      
61: R47         Variable Interest Entities and Unconsolidated       HTML     40K 
                Investments (Unconsolidated Investements)                        
                (Details)                                                        
62: R48         Variable Interest Entities and Unconsolidated       HTML    109K 
                Investments (Equity Method Investment Summarized                 
                Financial Information) (Details)                                 
63: R49         Variable Interest Entities and Unconsolidated       HTML     66K 
                Investments (VIE Textuals) (Details)                             
64: R50         Debt (Debt) (Details)                               HTML     48K 
65: R51         Debt (Annual Debt Marturities) (Details)            HTML     54K 
66: R52         Debt Senior Unsecured Notes (Details)               HTML     72K 
67: R53         Debt Debt (First Lien Term Loans) (Details)         HTML     80K 
68: R54         Debt Debt (First Lien Notes) (Details)              HTML     49K 
69: R55         Debt (Project Financing, Notes Payable and Others)  HTML     56K 
                (Details)                                                        
70: R56         Debt CCFC Term Loans (Details)                      HTML     68K 
71: R57         Debt (Capital Lease Obligations) (Details)          HTML     92K 
72: R58         Debt (Corporate Revolving Facility and other        HTML     41K 
                Letters of Credit Facilities) (Details)                          
73: R59         Debt (Fair Value of Debt) (Details)                 HTML     60K 
74: R60         Debt (Textuals) (Details)                           HTML    105K 
75: R61         Assets and Liabilities with Recurring Fair Value    HTML     74K 
                Measurements (Details)                                           
76: R62         Assets and Liabilities with Recurring Fair Value    HTML     49K 
                Measurements Quantitative Information about Level                
                3 Fair Value Measurements (Details)                              
77: R63         Assets and Liabilities with Recurring Fair Value    HTML     76K 
                Measurements (Textuals) (Details)                                
78: R64         Derivative Instruments (Details)                    HTML     41K 
79: R65         Derivative Instruments (Details 2) (Details)        HTML     85K 
80: R66         Derivative Instruments (Details 3) (Details)        HTML     63K 
81: R67         Derivative Instruments (Details 4) (Details)        HTML     42K 
82: R68         Derivative Instruments (Detail 5) (Details)         HTML     83K 
83: R69         Derivative Instruments (Textuals) (Details)         HTML     55K 
84: R70         Use of Collateral (Details)                         HTML     59K 
85: R71         Income Taxes (Income Tax Expense (Benefit))         HTML     35K 
                (Details)                                                        
86: R72         Income Taxes (Components of Income Tax Expense      HTML     59K 
                (Benefit)) (Details)                                             
87: R73         Income Taxes (Effective Income Tax Expense          HTML     66K 
                (Benefit) Rate) (Details)                                        
88: R74         Income Taxes (Deferred Tax Assets and Liabilities)  HTML     68K 
                (Details)                                                        
89: R75         Income Taxes (Income Tax Contingencies) (Details)   HTML     43K 
90: R76         Income Taxes (Textuals) (Details)                   HTML     85K 
91: R77         Earnings (Loss) per Share (Details)                 HTML     42K 
92: R78         Stock-Based Compensation (Details)                  HTML    175K 
93: R79         Defined Contribution and Defined Benefit Plans      HTML     61K 
                (Details)                                                        
94: R80         Capital Structure (Details)                         HTML     65K 
95: R81         Commitments and Contingencies (Narrative)           HTML     72K 
                (Details)                                                        
96: R82         Commitments and Contingencies (Schedules of Future  HTML     62K 
                Minimum Rental Payments) (Details)                               
97: R83         Commitments and Contingencies (Schedule of          HTML     59K 
                Guarantor Obligations) (Details)                                 
98: R84         Segment and Significant Customer Information        HTML    167K 
                (Details)                                                        
99: R85         Quarterly Consolidated Financial Data (Unaudited)   HTML     49K 
                (Details)                                                        
100: R86         Schedule of Valuation and Qualifying Accounts       HTML     45K  
                Disclosure (Details)                                             
102: XML         IDEA XML File -- Filing Summary                      XML    191K  
101: EXCEL       IDEA Workbook of Financial Reports                  XLSX    156K  
 9: EX-101.INS  XBRL Instance -- cpn-20151231                        XML   5.47M 
11: EX-101.CAL  XBRL Calculations -- cpn-20151231_cal                XML    435K 
12: EX-101.DEF  XBRL Definitions -- cpn-20151231_def                 XML   1.26M 
13: EX-101.LAB  XBRL Labels -- cpn-20151231_lab                      XML   2.81M 
14: EX-101.PRE  XBRL Presentations -- cpn-20151231_pre               XML   1.59M 
10: EX-101.SCH  XBRL Schema -- cpn-20151231                          XSD    290K 
103: ZIP         XBRL Zipped Folder -- 0000916457-16-000057-xbrl      Zip    465K

‘EX-101.LAB’   —   XBRL Labels — cpn-20151231_lab

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<link:label id="lab_cpn_ChampionEnergyMember_B3C42A03CD5EE14E9886C72289CFC6BC_label_en-US" xlink:label="lab_cpn_ChampionEnergyMember_B3C42A03CD5EE14E9886C72289CFC6BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Champion Energy [Member] </link:label>
<link:label id="lab_cpn_ChampionEnergyMember_B3C42A03CD5EE14E9886C72289CFC6BC_documentation_en-US" xlink:label="lab_cpn_ChampionEnergyMember_B3C42A03CD5EE14E9886C72289CFC6BC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Champion Energy [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_ChampionEnergyMember" xlink:label="loc_cpn_ChampionEnergyMember_B3C42A03CD5EE14E9886C72289CFC6BC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_ChampionEnergyMember_B3C42A03CD5EE14E9886C72289CFC6BC" xlink:to="lab_cpn_ChampionEnergyMember_B3C42A03CD5EE14E9886C72289CFC6BC" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementLineItems_ECB90402815ED93CF6DBC72289CFFD62_terseLabel_en-US" xlink:label="lab_us-gaap_StatementLineItems_ECB90402815ED93CF6DBC72289CFFD62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statement [Line Items] </link:label>
<link:label id="lab_us-gaap_StatementLineItems_ECB90402815ED93CF6DBC72289CFFD62_label_en-US" xlink:label="lab_us-gaap_StatementLineItems_ECB90402815ED93CF6DBC72289CFFD62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_ECB90402815ED93CF6DBC72289CFFD62" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_CDC553FF49B35E53D5F8C72289CFFF64_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_CDC553FF49B35E53D5F8C72289CFFF64" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from operating activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_CDC553FF49B35E53D5F8C72289CFFF64_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_CDC553FF49B35E53D5F8C72289CFFF64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_CDC553FF49B35E53D5F8C72289CFFF64" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProfitLoss_05EAB49659A15756D063C72289CF60D1_terseLabel_en-US" xlink:label="lab_us-gaap_ProfitLoss_05EAB49659A15756D063C72289CF60D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net income </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_05EAB49659A15756D063C72289CF60D1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_30BF95EC5F5F4175399CC72289D017BF_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_30BF95EC5F5F4175399CC72289D017BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments to reconcile net income to net cash provided by operating activities: </link:label>
<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_30BF95EC5F5F4175399CC72289D017BF_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_30BF95EC5F5F4175399CC72289D017BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_30BF95EC5F5F4175399CC72289D017BF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_908F892E17B3D59FF6FDC72289D0085F_terseLabel_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_908F892E17B3D59FF6FDC72289D0085F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation and amortization(1) </link:label>
<link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_908F892E17B3D59FF6FDC72289D0085F_label_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_908F892E17B3D59FF6FDC72289D0085F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Depreciation, Depletion and Amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_908F892E17B3D59FF6FDC72289D0085F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DepreciationDepletionAndAmortization_908F892E17B3D59FF6FDC72289D0085F" xlink:to="lab_us-gaap_DepreciationDepletionAndAmortization_908F892E17B3D59FF6FDC72289D0085F" xlink:type="arc"/>
<link:label id="lab_cpn_NonCashGainsLossesOnExtinguishmentOfDebt_40974BCFF0E37FFCA68EC72289D0D3E6_terseLabel_en-US" xlink:label="lab_cpn_NonCashGainsLossesOnExtinguishmentOfDebt_40974BCFF0E37FFCA68EC72289D0D3E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt extinguishment costs </link:label>
<link:label id="lab_cpn_NonCashGainsLossesOnExtinguishmentOfDebt_40974BCFF0E37FFCA68EC72289D0D3E6_label_en-US" xlink:label="lab_cpn_NonCashGainsLossesOnExtinguishmentOfDebt_40974BCFF0E37FFCA68EC72289D0D3E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non Cash Gains Losses On Extinguishment Of Debt </link:label>
<link:label id="lab_cpn_NonCashGainsLossesOnExtinguishmentOfDebt_40974BCFF0E37FFCA68EC72289D0D3E6_documentation_en-US" xlink:label="lab_cpn_NonCashGainsLossesOnExtinguishmentOfDebt_40974BCFF0E37FFCA68EC72289D0D3E6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Non Cash Gains Losses On Extinguishment Of Debt </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_NonCashGainsLossesOnExtinguishmentOfDebt" xlink:label="loc_cpn_NonCashGainsLossesOnExtinguishmentOfDebt_40974BCFF0E37FFCA68EC72289D0D3E6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_297B31210061108A61C9C72289D09153_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_297B31210061108A61C9C72289D09153" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred income taxes </link:label>
<link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_297B31210061108A61C9C72289D09153_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_297B31210061108A61C9C72289D09153" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Income Tax Expense (Benefit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_297B31210061108A61C9C72289D09153" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_297B31210061108A61C9C72289D09153" xlink:to="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_297B31210061108A61C9C72289D09153" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetImpairmentCharges_836D4BBD4B5D77F8BB62C72289D06D0F_terseLabel_en-US" xlink:label="lab_us-gaap_AssetImpairmentCharges_836D4BBD4B5D77F8BB62C72289D06D0F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment losses </link:label>
<link:label id="lab_us-gaap_AssetImpairmentCharges_836D4BBD4B5D77F8BB62C72289D06D0F_label_en-US" xlink:label="lab_us-gaap_AssetImpairmentCharges_836D4BBD4B5D77F8BB62C72289D06D0F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Impairment Charges </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:label="loc_us-gaap_AssetImpairmentCharges_836D4BBD4B5D77F8BB62C72289D06D0F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainLossOnDispositionOfAssets1_32C21B23860113A04958C72289D0E5E4_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets1_32C21B23860113A04958C72289D0E5E4" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> (Gain) on sale of assets, net </link:label>
<link:label id="lab_us-gaap_GainLossOnDispositionOfAssets1_32C21B23860113A04958C72289D0E5E4_label_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets1_32C21B23860113A04958C72289D0E5E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Disposition of Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets1" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets1_32C21B23860113A04958C72289D0E5E4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnDispositionOfAssets1_32C21B23860113A04958C72289D0E5E4" xlink:to="lab_us-gaap_GainLossOnDispositionOfAssets1_32C21B23860113A04958C72289D0E5E4" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnrealizedGainLossOnDerivatives_14AC2D82BFB923F5AC1FC72289D0481E_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_UnrealizedGainLossOnDerivatives_14AC2D82BFB923F5AC1FC72289D0481E" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Mark-to-market activity, net </link:label>
<link:label id="lab_us-gaap_UnrealizedGainLossOnDerivatives_14AC2D82BFB923F5AC1FC72289D0481E_label_en-US" xlink:label="lab_us-gaap_UnrealizedGainLossOnDerivatives_14AC2D82BFB923F5AC1FC72289D0481E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrealized Gain (Loss) on Derivatives </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrealizedGainLossOnDerivatives" xlink:label="loc_us-gaap_UnrealizedGainLossOnDerivatives_14AC2D82BFB923F5AC1FC72289D0481E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_8FB0637468ED22DB78B1C72289D04E2C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_8FB0637468ED22DB78B1C72289D04E2C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> (Income) from unconsolidated investments in power plants </link:label>
<link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_8FB0637468ED22DB78B1C72289D04E2C_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_8FB0637468ED22DB78B1C72289D04E2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Equity Method Investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_8FB0637468ED22DB78B1C72289D04E2C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityMethodInvestmentDividendsOrDistributions_220818AA515EA493EA74C72289D05D04_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentDividendsOrDistributions_220818AA515EA493EA74C72289D05D04" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Return on unconsolidated investments in power plants </link:label>
<link:label id="lab_us-gaap_EquityMethodInvestmentDividendsOrDistributions_220818AA515EA493EA74C72289D05D04_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentDividendsOrDistributions_220818AA515EA493EA74C72289D05D04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Equity Method Investment, Dividends or Distributions </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensation_D30FC64A796E3B6240D8C72289D01E50_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_D30FC64A796E3B6240D8C72289D01E50" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation expense </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensation_D30FC64A796E3B6240D8C72289D01E50_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_D30FC64A796E3B6240D8C72289D01E50" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation </link:label>
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<link:label id="lab_us-gaap_OtherNoncashIncomeExpense_1A809399127043F4EF63C72289D086C2_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_1A809399127043F4EF63C72289D086C2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherNoncashIncomeExpense_1A809399127043F4EF63C72289D086C2_label_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_1A809399127043F4EF63C72289D086C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Noncash Income (Expense) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_1A809399127043F4EF63C72289D086C2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_452426FA27D5627DE348C72289D09409_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_452426FA27D5627DE348C72289D09409" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in operating assets and liabilities, net of effects of acquisitions: </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_452426FA27D5627DE348C72289D09409_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_452426FA27D5627DE348C72289D09409" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Operating Assets [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingAssetsAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_452426FA27D5627DE348C72289D09409" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_452426FA27D5627DE348C72289D09409" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_452426FA27D5627DE348C72289D09409" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_8C20CFFFAF71F10D6218C72289D08AEC_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_8C20CFFFAF71F10D6218C72289D08AEC" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_8C20CFFFAF71F10D6218C72289D08AEC_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_8C20CFFFAF71F10D6218C72289D08AEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Receivable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_8C20CFFFAF71F10D6218C72289D08AEC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_8C20CFFFAF71F10D6218C72289D08AEC" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_8C20CFFFAF71F10D6218C72289D08AEC" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInDerivativeAssetsAndLiabilities_8BB3EDB02B30E22E2A54C72289D03CA1_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDerivativeAssetsAndLiabilities_8BB3EDB02B30E22E2A54C72289D03CA1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Derivative instruments, net </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInDerivativeAssetsAndLiabilities_8BB3EDB02B30E22E2A54C72289D03CA1_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDerivativeAssetsAndLiabilities_8BB3EDB02B30E22E2A54C72289D03CA1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Derivative Assets and Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInDerivativeAssetsAndLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInDerivativeAssetsAndLiabilities_8BB3EDB02B30E22E2A54C72289D03CA1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInDerivativeAssetsAndLiabilities_8BB3EDB02B30E22E2A54C72289D03CA1" xlink:to="lab_us-gaap_IncreaseDecreaseInDerivativeAssetsAndLiabilities_8BB3EDB02B30E22E2A54C72289D03CA1" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F03DE4D2A087793B2CB9C72289D0601C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F03DE4D2A087793B2CB9C72289D0601C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F03DE4D2A087793B2CB9C72289D0601C_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F03DE4D2A087793B2CB9C72289D0601C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Operating Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F03DE4D2A087793B2CB9C72289D0601C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F03DE4D2A087793B2CB9C72289D0601C" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F03DE4D2A087793B2CB9C72289D0601C" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_229760B5B425940E7149C72289D02783_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_229760B5B425940E7149C72289D02783" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable and accrued expenses </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_229760B5B425940E7149C72289D02783_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_229760B5B425940E7149C72289D02783" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Payable and Accrued Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_229760B5B425940E7149C72289D02783" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_229760B5B425940E7149C72289D02783" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_229760B5B425940E7149C72289D02783" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherAccountsPayable_2200CAA812E10551BF36C72289D0781E_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherAccountsPayable_2200CAA812E10551BF36C72289D0781E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other liabilities </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherAccountsPayable_2200CAA812E10551BF36C72289D0781E_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherAccountsPayable_2200CAA812E10551BF36C72289D0781E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Accounts Payable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInOtherAccountsPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherAccountsPayable_2200CAA812E10551BF36C72289D0781E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherAccountsPayable_2200CAA812E10551BF36C72289D0781E" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherAccountsPayable_2200CAA812E10551BF36C72289D0781E" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_AEF47047EC4FD14DE078C72289D15205_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_AEF47047EC4FD14DE078C72289D15205" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash provided by operating activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_AEF47047EC4FD14DE078C72289D15205_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_AEF47047EC4FD14DE078C72289D15205" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_AEF47047EC4FD14DE078C72289D15205" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_AEF47047EC4FD14DE078C72289D15205" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_AEF47047EC4FD14DE078C72289D15205" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_575EF3778ABBFECD72C1C72289D1E5F9_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_575EF3778ABBFECD72C1C72289D1E5F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from investing activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_575EF3778ABBFECD72C1C72289D1E5F9_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_575EF3778ABBFECD72C1C72289D1E5F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_575EF3778ABBFECD72C1C72289D1E5F9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_575EF3778ABBFECD72C1C72289D1E5F9" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_575EF3778ABBFECD72C1C72289D1E5F9" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0BC5DF2FAFDEA05E08C4C72289D14674_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0BC5DF2FAFDEA05E08C4C72289D14674" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Purchases of property, plant and equipment </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0BC5DF2FAFDEA05E08C4C72289D14674_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0BC5DF2FAFDEA05E08C4C72289D14674" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Property, Plant, and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0BC5DF2FAFDEA05E08C4C72289D14674" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0BC5DF2FAFDEA05E08C4C72289D14674" xlink:to="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0BC5DF2FAFDEA05E08C4C72289D14674" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_2A99E337907A2AD3ED43C72289D1C17B_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_2A99E337907A2AD3ED43C72289D1C17B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from sale of power plants, interests and other </link:label>
<link:label id="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_2A99E337907A2AD3ED43C72289D1C17B_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_2A99E337907A2AD3ED43C72289D1C17B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Sale of Property, Plant, and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_2A99E337907A2AD3ED43C72289D1C17B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_2A99E337907A2AD3ED43C72289D1C17B" xlink:to="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_2A99E337907A2AD3ED43C72289D1C17B" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_86047DC03A74A56D7845C72289D1675A_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_86047DC03A74A56D7845C72289D1675A" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Businesses, Net of Cash Acquired </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_86047DC03A74A56D7845C72289D1675A_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_86047DC03A74A56D7845C72289D1675A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Businesses, Net of Cash Acquired </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_86047DC03A74A56D7845C72289D1675A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_86047DC03A74A56D7845C72289D1675A" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_86047DC03A74A56D7845C72289D1675A" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInRestrictedCash_6799ED61FA8EB8BBFC0CC72289D12287_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInRestrictedCash_6799ED61FA8EB8BBFC0CC72289D12287" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> (Increase) decrease in restricted cash </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInRestrictedCash_6799ED61FA8EB8BBFC0CC72289D12287_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInRestrictedCash_6799ED61FA8EB8BBFC0CC72289D12287" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Restricted Cash </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInRestrictedCash" xlink:label="loc_us-gaap_IncreaseDecreaseInRestrictedCash_6799ED61FA8EB8BBFC0CC72289D12287" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInRestrictedCash_6799ED61FA8EB8BBFC0CC72289D12287" xlink:to="lab_us-gaap_IncreaseDecreaseInRestrictedCash_6799ED61FA8EB8BBFC0CC72289D12287" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_3A0A6DAEB611CF8B6836C72289D15A7B_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_3A0A6DAEB611CF8B6836C72289D15A7B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_3A0A6DAEB611CF8B6836C72289D15A7B_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_3A0A6DAEB611CF8B6836C72289D15A7B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for (Proceeds from) Other Investing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_3A0A6DAEB611CF8B6836C72289D15A7B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_3A0A6DAEB611CF8B6836C72289D15A7B" xlink:to="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_3A0A6DAEB611CF8B6836C72289D15A7B" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_926CDD365E0BA68E6C12C72289D1EE60_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_926CDD365E0BA68E6C12C72289D1EE60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net cash used in investing activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_926CDD365E0BA68E6C12C72289D1EE60_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_926CDD365E0BA68E6C12C72289D1EE60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_926CDD365E0BA68E6C12C72289D1EE60" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_82FD7B528D3DB74D0AE0C72289D15C4A_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_82FD7B528D3DB74D0AE0C72289D15C4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from financing activities: </link:label>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOfSecuredDebt_4BD92AE1C0E7404B9878C72289D1383B_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSecuredDebt_4BD92AE1C0E7404B9878C72289D1383B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Borrowings under CCFC Term Loans and First Lien Term Loans </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfSecuredDebt_4BD92AE1C0E7404B9878C72289D1383B_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSecuredDebt_4BD92AE1C0E7404B9878C72289D1383B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Secured Debt </link:label>
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<link:label id="lab_us-gaap_RepaymentsOfSecuredDebt_72E299DE7AC8D4F3B94EC72289D11788_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfSecuredDebt_72E299DE7AC8D4F3B94EC72289D11788" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repayments of CCFC Term Loans, CCFC Notes and First Lien Term Loans </link:label>
<link:label id="lab_us-gaap_RepaymentsOfSecuredDebt_72E299DE7AC8D4F3B94EC72289D11788_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfSecuredDebt_72E299DE7AC8D4F3B94EC72289D11788" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Secured Debt </link:label>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_921B5D11AC8A0D4AD11BC72289D1E4BC_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_921B5D11AC8A0D4AD11BC72289D1E4BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Borrowings under Senior Unsecured Notes </link:label>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_B2594F5DA06BC322058AC72289D1734E_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_B2594F5DA06BC322058AC72289D1734E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Borrowings under First Lien Notes </link:label>
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<link:label id="lab_us-gaap_RepaymentsOfSeniorDebt_B1A17E83BCAB549D8D86C72289D13B49_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfSeniorDebt_B1A17E83BCAB549D8D86C72289D13B49" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repayments of First Lien Notes </link:label>
<link:label id="lab_us-gaap_RepaymentsOfSeniorDebt_B1A17E83BCAB549D8D86C72289D13B49_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfSeniorDebt_B1A17E83BCAB549D8D86C72289D13B49" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Senior Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RepaymentsOfSeniorDebt" xlink:label="loc_us-gaap_RepaymentsOfSeniorDebt_B1A17E83BCAB549D8D86C72289D13B49" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_F796C0B36B3DB42364B3C72289D1A172_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_F796C0B36B3DB42364B3C72289D1A172" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Borrowings from project financing, notes payable and other </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_F796C0B36B3DB42364B3C72289D1A172_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_F796C0B36B3DB42364B3C72289D1A172" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Long-term Debt </link:label>
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<link:label id="lab_us-gaap_RepaymentsOfOtherLongTermDebt_F22A3D33142EB26CA32FC72289D178B5_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfOtherLongTermDebt_F22A3D33142EB26CA32FC72289D178B5" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repayments of project financing, notes payable and other </link:label>
<link:label id="lab_us-gaap_RepaymentsOfOtherLongTermDebt_F22A3D33142EB26CA32FC72289D178B5_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfOtherLongTermDebt_F22A3D33142EB26CA32FC72289D178B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Other Long-term Debt </link:label>
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<link:label id="lab_us-gaap_PaymentsToMinorityShareholders_DF29284FC0104846D342C72289D15D5A_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToMinorityShareholders_DF29284FC0104846D342C72289D15D5A" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Distribution to noncontrolling interest holder </link:label>
<link:label id="lab_us-gaap_PaymentsToMinorityShareholders_DF29284FC0104846D342C72289D15D5A_label_en-US" xlink:label="lab_us-gaap_PaymentsToMinorityShareholders_DF29284FC0104846D342C72289D15D5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Noncontrolling Interests </link:label>
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<link:label id="lab_us-gaap_PaymentsOfFinancingCosts_63D36AA2E036910342F4C72289D124BC_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfFinancingCosts_63D36AA2E036910342F4C72289D124BC" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Financing costs </link:label>
<link:label id="lab_us-gaap_PaymentsOfFinancingCosts_63D36AA2E036910342F4C72289D124BC_label_en-US" xlink:label="lab_us-gaap_PaymentsOfFinancingCosts_63D36AA2E036910342F4C72289D124BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments of Financing Costs </link:label>
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<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_F564B0723FC06C9A0C27C72289D2E263_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_F564B0723FC06C9A0C27C72289D2E263" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Stock repurchases </link:label>
<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_F564B0723FC06C9A0C27C72289D2E263_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_F564B0723FC06C9A0C27C72289D2E263" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Repurchase of Common Stock </link:label>
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<link:label id="lab_us-gaap_ProceedsFromStockOptionsExercised_2DF3B1EA47FB963A2D55C72289D241E6_verboseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromStockOptionsExercised_2DF3B1EA47FB963A2D55C72289D241E6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from exercises of stock options </link:label>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_3F679A3CB67F602CB049C72289D23F5E_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_3F679A3CB67F602CB049C72289D23F5E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash provided by (used in) financing activities </link:label>
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<link:label id="lab_us-gaap_InterestPaidNet_650B3C0859A51DDF8D46C72289D21611_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPaidNet_650B3C0859A51DDF8D46C72289D21611" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest, net of amounts capitalized </link:label>
<link:label id="lab_us-gaap_InterestPaidNet_650B3C0859A51DDF8D46C72289D21611_label_en-US" xlink:label="lab_us-gaap_InterestPaidNet_650B3C0859A51DDF8D46C72289D21611" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Paid, Net </link:label>
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<link:label id="lab_us-gaap_IncomeTaxesPaid_831DEE8F7A6EC43A0E1DC72289D2FE31_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaid_831DEE8F7A6EC43A0E1DC72289D2FE31" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income taxes </link:label>
<link:label id="lab_us-gaap_IncomeTaxesPaid_831DEE8F7A6EC43A0E1DC72289D2FE31_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaid_831DEE8F7A6EC43A0E1DC72289D2FE31" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Taxes Paid </link:label>
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<link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_3B284BAE6780853F3ED4C72289D2C514_label_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_3B284BAE6780853F3ED4C72289D2C514" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Supplemental Cash Flow Information [Abstract] </link:label>
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<link:label id="lab_us-gaap_CapitalExpendituresIncurredButNotYetPaid_261DB06B7C5242549111C72289D235A2_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalExpendituresIncurredButNotYetPaid_261DB06B7C5242549111C72289D235A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in capital expenditures included in accounts payable </link:label>
<link:label id="lab_us-gaap_CapitalExpendituresIncurredButNotYetPaid_261DB06B7C5242549111C72289D235A2_label_en-US" xlink:label="lab_us-gaap_CapitalExpendituresIncurredButNotYetPaid_261DB06B7C5242549111C72289D235A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Expenditures Incurred but Not yet Paid </link:label>
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<link:label id="lab_us-gaap_CapitalLeaseObligationsIncurred_77EA32ADF904A122D066C72289D29AA0_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligationsIncurred_77EA32ADF904A122D066C72289D29AA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additions to property, plant and equipment through capital leases </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CapitalLeaseObligationsIncurred" xlink:label="loc_us-gaap_CapitalLeaseObligationsIncurred_77EA32ADF904A122D066C72289D29AA0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TreasuryStockRetiredCostMethodAmount_7BCC7D725231F33E7C3DC72289D27F84_label_en-US" xlink:label="lab_us-gaap_TreasuryStockRetiredCostMethodAmount_7BCC7D725231F33E7C3DC72289D27F84" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Retired, Cost Method, Amount </link:label>
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<link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_E649FB2EBEC394AB9FE7C72288EA1BC2_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract_E649FB2EBEC394AB9FE7C72288EA1BC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Abstract] </link:label>
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<link:label id="lab_us-gaap_CurrentFederalTaxExpenseBenefit_80992EE178025EA8D3A8C72288EB2F28_terseLabel_en-US" xlink:label="lab_us-gaap_CurrentFederalTaxExpenseBenefit_80992EE178025EA8D3A8C72288EB2F28" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Federal </link:label>
<link:label id="lab_us-gaap_CurrentFederalTaxExpenseBenefit_80992EE178025EA8D3A8C72288EB2F28_label_en-US" xlink:label="lab_us-gaap_CurrentFederalTaxExpenseBenefit_80992EE178025EA8D3A8C72288EB2F28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Current Federal Tax Expense (Benefit) </link:label>
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<link:label id="lab_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2455F8C39D0FD420EAA1C72288EB117D_terseLabel_en-US" xlink:label="lab_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2455F8C39D0FD420EAA1C72288EB117D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> State </link:label>
<link:label id="lab_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2455F8C39D0FD420EAA1C72288EB117D_label_en-US" xlink:label="lab_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2455F8C39D0FD420EAA1C72288EB117D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Current State and Local Tax Expense (Benefit) </link:label>
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<link:label id="lab_us-gaap_CurrentForeignTaxExpenseBenefit_6D179391BFE003C52CC9C72288EBAD4C_label_en-US" xlink:label="lab_us-gaap_CurrentForeignTaxExpenseBenefit_6D179391BFE003C52CC9C72288EBAD4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Current Foreign Tax Expense (Benefit) </link:label>
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<link:label id="lab_us-gaap_CurrentIncomeTaxExpenseBenefit_826B91B603340EDFECC5C72288EBBF8B_label_en-US" xlink:label="lab_us-gaap_CurrentIncomeTaxExpenseBenefit_826B91B603340EDFECC5C72288EBBF8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Current Income Tax Expense (Benefit) </link:label>
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<link:label id="lab_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_B20B9244333D2D465C3CC72288EB2AE6_label_en-US" xlink:label="lab_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_B20B9244333D2D465C3CC72288EB2AE6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Federal Income Tax Expense (Benefit) </link:label>
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<link:label id="lab_cpn_CollateralTableTextBlock_0D5241657C00B2A306D8C72288FABB6C_label_en-US" xlink:label="lab_cpn_CollateralTableTextBlock_0D5241657C00B2A306D8C72288FABB6C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Collateral [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_EarningsPerShareAbstract_394E22D1896FF3095956C72288D185CD_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_394E22D1896FF3095956C72288D185CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share [Abstract] </link:label>
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<link:label id="lab_cpn_GraniteRidgeEnergyLLCMember_8C8B0E564CF152297823C722893D8BFB_terseLabel_en-US" xlink:label="lab_cpn_GraniteRidgeEnergyLLCMember_8C8B0E564CF152297823C722893D8BFB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Granite Ridge Energy LLC [Member] </link:label>
<link:label id="lab_cpn_GraniteRidgeEnergyLLCMember_8C8B0E564CF152297823C722893D8BFB_label_en-US" xlink:label="lab_cpn_GraniteRidgeEnergyLLCMember_8C8B0E564CF152297823C722893D8BFB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Granite Ridge Energy LLC [Member] </link:label>
<link:label id="lab_cpn_GraniteRidgeEnergyLLCMember_8C8B0E564CF152297823C722893D8BFB_documentation_en-US" xlink:label="lab_cpn_GraniteRidgeEnergyLLCMember_8C8B0E564CF152297823C722893D8BFB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Granite Ridge Energy LLC [Member] </link:label>
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<link:label id="lab_us-gaap_SubsequentEventTypeAxis_61AC0D89D96F720BF122C722893D61A5_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_61AC0D89D96F720BF122C722893D61A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Axis] </link:label>
<link:label id="lab_us-gaap_SubsequentEventTypeAxis_61AC0D89D96F720BF122C722893D61A5_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_61AC0D89D96F720BF122C722893D61A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Axis] </link:label>
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<link:label id="lab_us-gaap_SubsequentEventTypeDomain_024127B6FFC969A932FFC722893D505D_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_024127B6FFC969A932FFC722893D505D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Domain] </link:label>
<link:label id="lab_us-gaap_SubsequentEventTypeDomain_024127B6FFC969A932FFC722893D505D_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_024127B6FFC969A932FFC722893D505D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Domain] </link:label>
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<link:label id="lab_us-gaap_SubsequentEventMember_2BB1666FBDF73B22FF33C722893D27EE_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_2BB1666FBDF73B22FF33C722893D27EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Event [Member] </link:label>
<link:label id="lab_us-gaap_SubsequentEventMember_2BB1666FBDF73B22FF33C722893D27EE_label_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_2BB1666FBDF73B22FF33C722893D27EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Event [Member] </link:label>
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<link:label id="lab_us-gaap_DebtInstrumentAxis_DFCDAD36E19F632F8234C722893EFF09_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis_DFCDAD36E19F632F8234C722893EFF09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Axis] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentAxis_DFCDAD36E19F632F8234C722893EFF09_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis_DFCDAD36E19F632F8234C722893EFF09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_DFCDAD36E19F632F8234C722893EFF09" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentNameDomain_B593B066DDE24E23D8D2C722893ED9B7_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain_B593B066DDE24E23D8D2C722893ED9B7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Name [Domain] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentNameDomain_B593B066DDE24E23D8D2C722893ED9B7_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain_B593B066DDE24E23D8D2C722893ED9B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_B593B066DDE24E23D8D2C722893ED9B7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_B593B066DDE24E23D8D2C722893ED9B7" xlink:to="lab_us-gaap_DebtInstrumentNameDomain_B593B066DDE24E23D8D2C722893ED9B7" xlink:type="arc"/>
<link:label id="lab_cpn_EarlyRedemptionAmountMember_F8CC2ADFB7B2DD3FCE55C722893E0D33_terseLabel_en-US" xlink:label="lab_cpn_EarlyRedemptionAmountMember_F8CC2ADFB7B2DD3FCE55C722893E0D33" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Early Redemption Amount [Member] </link:label>
<link:label id="lab_cpn_EarlyRedemptionAmountMember_F8CC2ADFB7B2DD3FCE55C722893E0D33_label_en-US" xlink:label="lab_cpn_EarlyRedemptionAmountMember_F8CC2ADFB7B2DD3FCE55C722893E0D33" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Early Redemption Amount [Member] </link:label>
<link:label id="lab_cpn_EarlyRedemptionAmountMember_F8CC2ADFB7B2DD3FCE55C722893E0D33_documentation_en-US" xlink:label="lab_cpn_EarlyRedemptionAmountMember_F8CC2ADFB7B2DD3FCE55C722893E0D33" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Early Redemption Amount [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_EarlyRedemptionAmountMember" xlink:label="loc_cpn_EarlyRedemptionAmountMember_F8CC2ADFB7B2DD3FCE55C722893E0D33" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_EarlyRedemptionAmountMember_F8CC2ADFB7B2DD3FCE55C722893E0D33" xlink:to="lab_cpn_EarlyRedemptionAmountMember_F8CC2ADFB7B2DD3FCE55C722893E0D33" xlink:type="arc"/>
<link:label id="lab_us-gaap_VariableRateAxis_242DB5D9E09E0E4270D1C722893E3353_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateAxis_242DB5D9E09E0E4270D1C722893E3353" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Rate [Axis] </link:label>
<link:label id="lab_us-gaap_VariableRateAxis_242DB5D9E09E0E4270D1C722893E3353_label_en-US" xlink:label="lab_us-gaap_VariableRateAxis_242DB5D9E09E0E4270D1C722893E3353" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Rate [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="loc_us-gaap_VariableRateAxis_242DB5D9E09E0E4270D1C722893E3353" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableRateAxis_242DB5D9E09E0E4270D1C722893E3353" xlink:to="lab_us-gaap_VariableRateAxis_242DB5D9E09E0E4270D1C722893E3353" xlink:type="arc"/>
<link:label id="lab_us-gaap_VariableRateDomain_E82C42EAFA985C847B6BC722893EEB14_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateDomain_E82C42EAFA985C847B6BC722893EEB14" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Rate [Domain] </link:label>
<link:label id="lab_us-gaap_VariableRateDomain_E82C42EAFA985C847B6BC722893EEB14_label_en-US" xlink:label="lab_us-gaap_VariableRateDomain_E82C42EAFA985C847B6BC722893EEB14" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Rate [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_us-gaap_VariableRateDomain_E82C42EAFA985C847B6BC722893EEB14" xlink:type="locator"/>
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<link:label id="lab_cpn_FederalFundsEffectiveRateMember_CF3B72C04EDB0780085AC722893E605A_terseLabel_en-US" xlink:label="lab_cpn_FederalFundsEffectiveRateMember_CF3B72C04EDB0780085AC722893E605A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Federal Funds Effective Rate [Member] </link:label>
<link:label id="lab_cpn_FederalFundsEffectiveRateMember_CF3B72C04EDB0780085AC722893E605A_label_en-US" xlink:label="lab_cpn_FederalFundsEffectiveRateMember_CF3B72C04EDB0780085AC722893E605A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Federal Funds Effective Rate [Member] </link:label>
<link:label id="lab_cpn_FederalFundsEffectiveRateMember_CF3B72C04EDB0780085AC722893E605A_documentation_en-US" xlink:label="lab_cpn_FederalFundsEffectiveRateMember_CF3B72C04EDB0780085AC722893E605A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Federal Funds Effective Rate [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_FederalFundsEffectiveRateMember" xlink:label="loc_cpn_FederalFundsEffectiveRateMember_CF3B72C04EDB0780085AC722893E605A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_FederalFundsEffectiveRateMember_CF3B72C04EDB0780085AC722893E605A" xlink:to="lab_cpn_FederalFundsEffectiveRateMember_CF3B72C04EDB0780085AC722893E605A" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityAxis_B2EA412B09D24B032895C722893E375D_verboseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityAxis_B2EA412B09D24B032895C722893E375D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Lender Name [Axis] </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityAxis_B2EA412B09D24B032895C722893E375D_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityAxis_B2EA412B09D24B032895C722893E375D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lender Name [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityAxis" xlink:label="loc_us-gaap_LineOfCreditFacilityAxis_B2EA412B09D24B032895C722893E375D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LineOfCreditFacilityLenderDomain_F0898CD3A0C512BC8823C722893EFDE9_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLenderDomain_F0898CD3A0C512BC8823C722893EFDE9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Lender [Domain] </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityLenderDomain_F0898CD3A0C512BC8823C722893EFDE9_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLenderDomain_F0898CD3A0C512BC8823C722893EFDE9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Lender [Domain] </link:label>
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<link:label id="lab_cpn_CorporateRevolvingFacilityMember_3EEDE7ECBE49074781E9C722893EE514_terseLabel_en-US" xlink:label="lab_cpn_CorporateRevolvingFacilityMember_3EEDE7ECBE49074781E9C722893EE514" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Corporate Revolving Facility [Member] </link:label>
<link:label id="lab_cpn_CorporateRevolvingFacilityMember_3EEDE7ECBE49074781E9C722893EE514_label_en-US" xlink:label="lab_cpn_CorporateRevolvingFacilityMember_3EEDE7ECBE49074781E9C722893EE514" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Corporate Revolving Facility [Member] </link:label>
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<link:label id="lab_cpn_InterestPeriodsAxis_C3FE32B7DA92DDD3E5B5C722893E9605_label_en-US" xlink:label="lab_cpn_InterestPeriodsAxis_C3FE32B7DA92DDD3E5B5C722893E9605" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Periods [Axis] </link:label>
<link:label id="lab_cpn_InterestPeriodsAxis_C3FE32B7DA92DDD3E5B5C722893E9605_documentation_en-US" xlink:label="lab_cpn_InterestPeriodsAxis_C3FE32B7DA92DDD3E5B5C722893E9605" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Interest Periods Axis </link:label>
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<link:label id="lab_cpn_InterestPeriodsDomain_F406C628AC3A661B4F32C722893E2C04_label_en-US" xlink:label="lab_cpn_InterestPeriodsDomain_F406C628AC3A661B4F32C722893E2C04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Periods [Domain] </link:label>
<link:label id="lab_cpn_InterestPeriodsDomain_F406C628AC3A661B4F32C722893E2C04_documentation_en-US" xlink:label="lab_cpn_InterestPeriodsDomain_F406C628AC3A661B4F32C722893E2C04" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Interest Periods Domain </link:label>
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<link:label id="lab_cpn_OneMonthMember_17EDF33F70BEB3131821C722893E5E36_label_en-US" xlink:label="lab_cpn_OneMonthMember_17EDF33F70BEB3131821C722893E5E36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> One Month [Member] </link:label>
<link:label id="lab_cpn_OneMonthMember_17EDF33F70BEB3131821C722893E5E36_documentation_en-US" xlink:label="lab_cpn_OneMonthMember_17EDF33F70BEB3131821C722893E5E36" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> One Month Member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_OneMonthMember" xlink:label="loc_cpn_OneMonthMember_17EDF33F70BEB3131821C722893E5E36" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_OneMonthMember_17EDF33F70BEB3131821C722893E5E36" xlink:to="lab_cpn_OneMonthMember_17EDF33F70BEB3131821C722893E5E36" xlink:type="arc"/>
<link:label id="lab_cpn_TwoMonthsMember_8D08C1288E67E199877CC722893E684C_terseLabel_en-US" xlink:label="lab_cpn_TwoMonthsMember_8D08C1288E67E199877CC722893E684C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Two Months [Member] </link:label>
<link:label id="lab_cpn_TwoMonthsMember_8D08C1288E67E199877CC722893E684C_label_en-US" xlink:label="lab_cpn_TwoMonthsMember_8D08C1288E67E199877CC722893E684C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Two Months [Member] </link:label>
<link:label id="lab_cpn_TwoMonthsMember_8D08C1288E67E199877CC722893E684C_documentation_en-US" xlink:label="lab_cpn_TwoMonthsMember_8D08C1288E67E199877CC722893E684C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Two Months Member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_TwoMonthsMember" xlink:label="loc_cpn_TwoMonthsMember_8D08C1288E67E199877CC722893E684C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_TwoMonthsMember_8D08C1288E67E199877CC722893E684C" xlink:to="lab_cpn_TwoMonthsMember_8D08C1288E67E199877CC722893E684C" xlink:type="arc"/>
<link:label id="lab_cpn_ThreeMonthsMember_3C2348747DF3BAB8BE99C722893E806F_terseLabel_en-US" xlink:label="lab_cpn_ThreeMonthsMember_3C2348747DF3BAB8BE99C722893E806F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Three Months [Member] </link:label>
<link:label id="lab_cpn_ThreeMonthsMember_3C2348747DF3BAB8BE99C722893E806F_label_en-US" xlink:label="lab_cpn_ThreeMonthsMember_3C2348747DF3BAB8BE99C722893E806F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Three Months [Member] </link:label>
<link:label id="lab_cpn_ThreeMonthsMember_3C2348747DF3BAB8BE99C722893E806F_documentation_en-US" xlink:label="lab_cpn_ThreeMonthsMember_3C2348747DF3BAB8BE99C722893E806F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Three Months Member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_ThreeMonthsMember" xlink:label="loc_cpn_ThreeMonthsMember_3C2348747DF3BAB8BE99C722893E806F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_ThreeMonthsMember_3C2348747DF3BAB8BE99C722893E806F" xlink:to="lab_cpn_ThreeMonthsMember_3C2348747DF3BAB8BE99C722893E806F" xlink:type="arc"/>
<link:label id="lab_cpn_SixMonthsMember_608888B51125E4B4C20EC722893EC5C6_terseLabel_en-US" xlink:label="lab_cpn_SixMonthsMember_608888B51125E4B4C20EC722893EC5C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Six Months [Member] </link:label>
<link:label id="lab_cpn_SixMonthsMember_608888B51125E4B4C20EC722893EC5C6_label_en-US" xlink:label="lab_cpn_SixMonthsMember_608888B51125E4B4C20EC722893EC5C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Six Months [Member] </link:label>
<link:label id="lab_cpn_SixMonthsMember_608888B51125E4B4C20EC722893EC5C6_documentation_en-US" xlink:label="lab_cpn_SixMonthsMember_608888B51125E4B4C20EC722893EC5C6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Six Months Member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_SixMonthsMember" xlink:label="loc_cpn_SixMonthsMember_608888B51125E4B4C20EC722893EC5C6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_SixMonthsMember_608888B51125E4B4C20EC722893EC5C6" xlink:to="lab_cpn_SixMonthsMember_608888B51125E4B4C20EC722893EC5C6" xlink:type="arc"/>
<link:label id="lab_cpn_NineMonthsMember_D7133BFD90FF92F7FF23C722893FE673_terseLabel_en-US" xlink:label="lab_cpn_NineMonthsMember_D7133BFD90FF92F7FF23C722893FE673" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Nine Months [Member] </link:label>
<link:label id="lab_cpn_NineMonthsMember_D7133BFD90FF92F7FF23C722893FE673_label_en-US" xlink:label="lab_cpn_NineMonthsMember_D7133BFD90FF92F7FF23C722893FE673" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nine Months [Member] </link:label>
<link:label id="lab_cpn_NineMonthsMember_D7133BFD90FF92F7FF23C722893FE673_documentation_en-US" xlink:label="lab_cpn_NineMonthsMember_D7133BFD90FF92F7FF23C722893FE673" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Nine Months Member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_NineMonthsMember" xlink:label="loc_cpn_NineMonthsMember_D7133BFD90FF92F7FF23C722893FE673" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_NineMonthsMember_D7133BFD90FF92F7FF23C722893FE673" xlink:to="lab_cpn_NineMonthsMember_D7133BFD90FF92F7FF23C722893FE673" xlink:type="arc"/>
<link:label id="lab_cpn_TwelveMonthsMember_6F3992C43BCD95BA5236C722893FDBB0_terseLabel_en-US" xlink:label="lab_cpn_TwelveMonthsMember_6F3992C43BCD95BA5236C722893FDBB0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Twelve Months [Member] </link:label>
<link:label id="lab_cpn_TwelveMonthsMember_6F3992C43BCD95BA5236C722893FDBB0_label_en-US" xlink:label="lab_cpn_TwelveMonthsMember_6F3992C43BCD95BA5236C722893FDBB0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Twelve Months [Member] </link:label>
<link:label id="lab_cpn_TwelveMonthsMember_6F3992C43BCD95BA5236C722893FDBB0_documentation_en-US" xlink:label="lab_cpn_TwelveMonthsMember_6F3992C43BCD95BA5236C722893FDBB0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Twelve Months Member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_TwelveMonthsMember" xlink:label="loc_cpn_TwelveMonthsMember_6F3992C43BCD95BA5236C722893FDBB0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_TwelveMonthsMember_6F3992C43BCD95BA5236C722893FDBB0" xlink:to="lab_cpn_TwelveMonthsMember_6F3992C43BCD95BA5236C722893FDBB0" xlink:type="arc"/>
<link:label id="lab_cpn_FirstLienNotes2023Member_0E5DC02876341F2FDC10C722893F8298_terseLabel_en-US" xlink:label="lab_cpn_FirstLienNotes2023Member_0E5DC02876341F2FDC10C722893F8298" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> First Lien Notes 2023 [Member] </link:label>
<link:label id="lab_cpn_FirstLienNotes2023Member_0E5DC02876341F2FDC10C722893F8298_label_en-US" xlink:label="lab_cpn_FirstLienNotes2023Member_0E5DC02876341F2FDC10C722893F8298" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> First Lien Notes 2023 [Member] </link:label>
<link:label id="lab_cpn_FirstLienNotes2023Member_0E5DC02876341F2FDC10C722893F8298_documentation_en-US" xlink:label="lab_cpn_FirstLienNotes2023Member_0E5DC02876341F2FDC10C722893F8298" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> 2023 First Lien Notes Member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_FirstLienNotes2023Member" xlink:label="loc_cpn_FirstLienNotes2023Member_0E5DC02876341F2FDC10C722893F8298" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_FirstLienNotes2023Member_0E5DC02876341F2FDC10C722893F8298" xlink:to="lab_cpn_FirstLienNotes2023Member_0E5DC02876341F2FDC10C722893F8298" xlink:type="arc"/>
<link:label id="lab_cpn_CdhiMember_C1E4D902D443F8665B26C722893F5C7D_terseLabel_en-US" xlink:label="lab_cpn_CdhiMember_C1E4D902D443F8665B26C722893F5C7D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CDHI [Member] </link:label>
<link:label id="lab_cpn_CdhiMember_C1E4D902D443F8665B26C722893F5C7D_label_en-US" xlink:label="lab_cpn_CdhiMember_C1E4D902D443F8665B26C722893F5C7D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> CDHI [Member] </link:label>
<link:label id="lab_cpn_CdhiMember_C1E4D902D443F8665B26C722893F5C7D_documentation_en-US" xlink:label="lab_cpn_CdhiMember_C1E4D902D443F8665B26C722893F5C7D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> CDHI [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_CdhiMember" xlink:label="loc_cpn_CdhiMember_C1E4D902D443F8665B26C722893F5C7D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_CdhiMember_C1E4D902D443F8665B26C722893F5C7D" xlink:to="lab_cpn_CdhiMember_C1E4D902D443F8665B26C722893F5C7D" xlink:type="arc"/>
<link:label id="lab_us-gaap_RangeAxis_DE39C0B211FB8BB52A86C722893FCC2F_label_en-US" xlink:label="lab_us-gaap_RangeAxis_DE39C0B211FB8BB52A86C722893FCC2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Range [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_DE39C0B211FB8BB52A86C722893FCC2F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeAxis_DE39C0B211FB8BB52A86C722893FCC2F" xlink:to="lab_us-gaap_RangeAxis_DE39C0B211FB8BB52A86C722893FCC2F" xlink:type="arc"/>
<link:label id="lab_us-gaap_RangeMember_F9162438AFFB6D7BEDD5C722893F7D72_label_en-US" xlink:label="lab_us-gaap_RangeMember_F9162438AFFB6D7BEDD5C722893F7D72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Range [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_F9162438AFFB6D7BEDD5C722893F7D72" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeMember_F9162438AFFB6D7BEDD5C722893F7D72" xlink:to="lab_us-gaap_RangeMember_F9162438AFFB6D7BEDD5C722893F7D72" xlink:type="arc"/>
<link:label id="lab_us-gaap_MinimumMember_B1BB041A99C94AA2B410C722893FA6E4_label_en-US" xlink:label="lab_us-gaap_MinimumMember_B1BB041A99C94AA2B410C722893FA6E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Minimum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_B1BB041A99C94AA2B410C722893FA6E4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinimumMember_B1BB041A99C94AA2B410C722893FA6E4" xlink:to="lab_us-gaap_MinimumMember_B1BB041A99C94AA2B410C722893FA6E4" xlink:type="arc"/>
<link:label id="lab_us-gaap_MaximumMember_29D3DA535ED68CFBDCC0C722893F6A5F_label_en-US" xlink:label="lab_us-gaap_MaximumMember_29D3DA535ED68CFBDCC0C722893F6A5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Maximum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_29D3DA535ED68CFBDCC0C722893F6A5F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MaximumMember_29D3DA535ED68CFBDCC0C722893F6A5F" xlink:to="lab_us-gaap_MaximumMember_29D3DA535ED68CFBDCC0C722893F6A5F" xlink:type="arc"/>
<link:label id="lab_cpn_Proceedsfrom2023FirstLienTermLoanutilizeforAcquisitionofGraniteRidgeEnergyLLC_0FDD3FC94BB1D5F3CE5FC722893FBFBA_terseLabel_en-US" xlink:label="lab_cpn_Proceedsfrom2023FirstLienTermLoanutilizeforAcquisitionofGraniteRidgeEnergyLLC_0FDD3FC94BB1D5F3CE5FC722893FBFBA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from 2023 First Lien Term Loan utilize for Acquisition of Granite Ridge Energy LLC </link:label>
<link:label id="lab_cpn_Proceedsfrom2023FirstLienTermLoanutilizeforAcquisitionofGraniteRidgeEnergyLLC_0FDD3FC94BB1D5F3CE5FC722893FBFBA_label_en-US" xlink:label="lab_cpn_Proceedsfrom2023FirstLienTermLoanutilizeforAcquisitionofGraniteRidgeEnergyLLC_0FDD3FC94BB1D5F3CE5FC722893FBFBA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from 2023 First Lien Term Loan utilize for Acquisition of Granite Ridge Energy LLC </link:label>
<link:label id="lab_cpn_Proceedsfrom2023FirstLienTermLoanutilizeforAcquisitionofGraniteRidgeEnergyLLC_0FDD3FC94BB1D5F3CE5FC722893FBFBA_documentation_en-US" xlink:label="lab_cpn_Proceedsfrom2023FirstLienTermLoanutilizeforAcquisitionofGraniteRidgeEnergyLLC_0FDD3FC94BB1D5F3CE5FC722893FBFBA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Proceeds from 2023 First Lien Term Loan utilize for Acquisition of Granite Ridge Energy LLC </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_Proceedsfrom2023FirstLienTermLoanutilizeforAcquisitionofGraniteRidgeEnergyLLC" xlink:label="loc_cpn_Proceedsfrom2023FirstLienTermLoanutilizeforAcquisitionofGraniteRidgeEnergyLLC_0FDD3FC94BB1D5F3CE5FC722893FBFBA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_Proceedsfrom2023FirstLienTermLoanutilizeforAcquisitionofGraniteRidgeEnergyLLC_0FDD3FC94BB1D5F3CE5FC722893FBFBA" xlink:to="lab_cpn_Proceedsfrom2023FirstLienTermLoanutilizeforAcquisitionofGraniteRidgeEnergyLLC_0FDD3FC94BB1D5F3CE5FC722893FBFBA" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed_C931197D41CF995C557FC722893FBF95_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed_C931197D41CF995C557FC722893FBF95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed </link:label>
<link:label id="lab_us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed_C931197D41CF995C557FC722893FBF95_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed_C931197D41CF995C557FC722893FBF95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed_C931197D41CF995C557FC722893FBF95" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_0486E9196C74C35B9D88C722893F5B8C_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_0486E9196C74C35B9D88C722893F5B8C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Basis Spread on Variable Rate </link:label>
<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_0486E9196C74C35B9D88C722893F5B8C_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_0486E9196C74C35B9D88C722893F5B8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Basis Spread on Variable Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_0486E9196C74C35B9D88C722893F5B8C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_0486E9196C74C35B9D88C722893F5B8C" xlink:to="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_0486E9196C74C35B9D88C722893F5B8C" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet_27A0B3F200ACF1CEB806C72289405E79_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet_27A0B3F200ACF1CEB806C72289405E79" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Increase (Decrease), Net </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet_27A0B3F200ACF1CEB806C72289405E79_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet_27A0B3F200ACF1CEB806C72289405E79" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Increase (Decrease), Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet" xlink:label="loc_us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet_27A0B3F200ACF1CEB806C72289405E79" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet_27A0B3F200ACF1CEB806C72289405E79" xlink:to="lab_us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet_27A0B3F200ACF1CEB806C72289405E79" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_326BAB0F0E51999BE071C7228940B366_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_326BAB0F0E51999BE071C7228940B366" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Maximum Borrowing Capacity </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_326BAB0F0E51999BE071C7228940B366_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_326BAB0F0E51999BE071C7228940B366" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Maximum Borrowing Capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_326BAB0F0E51999BE071C7228940B366" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_326BAB0F0E51999BE071C7228940B366" xlink:to="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_326BAB0F0E51999BE071C7228940B366" xlink:type="arc"/>
<link:label id="lab_cpn_IncreaseinLetterofCreditSublimit_A06540B9D20EB80A5FD6C7228940F8D8_terseLabel_en-US" xlink:label="lab_cpn_IncreaseinLetterofCreditSublimit_A06540B9D20EB80A5FD6C7228940F8D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase in Letter of Credit Sublimit </link:label>
<link:label id="lab_cpn_IncreaseinLetterofCreditSublimit_A06540B9D20EB80A5FD6C7228940F8D8_label_en-US" xlink:label="lab_cpn_IncreaseinLetterofCreditSublimit_A06540B9D20EB80A5FD6C7228940F8D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase in Letter of Credit Sublimit </link:label>
<link:label id="lab_cpn_IncreaseinLetterofCreditSublimit_A06540B9D20EB80A5FD6C7228940F8D8_documentation_en-US" xlink:label="lab_cpn_IncreaseinLetterofCreditSublimit_A06540B9D20EB80A5FD6C7228940F8D8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Increase in Letter of Credit Sublimit </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_IncreaseinLetterofCreditSublimit" xlink:label="loc_cpn_IncreaseinLetterofCreditSublimit_A06540B9D20EB80A5FD6C7228940F8D8" xlink:type="locator"/>
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<link:label id="lab_cpn_TotalLetterofCreditSublimit_82EDCFF20D57B6D198F6C72289403DBD_terseLabel_en-US" xlink:label="lab_cpn_TotalLetterofCreditSublimit_82EDCFF20D57B6D198F6C72289403DBD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Letter of Credit Sublimit </link:label>
<link:label id="lab_cpn_TotalLetterofCreditSublimit_82EDCFF20D57B6D198F6C72289403DBD_label_en-US" xlink:label="lab_cpn_TotalLetterofCreditSublimit_82EDCFF20D57B6D198F6C72289403DBD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Total Letter of Credit Sublimit </link:label>
<link:label id="lab_cpn_TotalLetterofCreditSublimit_82EDCFF20D57B6D198F6C72289403DBD_documentation_en-US" xlink:label="lab_cpn_TotalLetterofCreditSublimit_82EDCFF20D57B6D198F6C72289403DBD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Total Letter of Credit Sublimit </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_TotalLetterofCreditSublimit" xlink:label="loc_cpn_TotalLetterofCreditSublimit_82EDCFF20D57B6D198F6C72289403DBD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_TotalLetterofCreditSublimit_82EDCFF20D57B6D198F6C72289403DBD" xlink:to="lab_cpn_TotalLetterofCreditSublimit_82EDCFF20D57B6D198F6C72289403DBD" xlink:type="arc"/>
<link:label id="lab_cpn_ExtensionofLineofCreditRevolver_5814B2EBF904F2692072C7228940796F_terseLabel_en-US" xlink:label="lab_cpn_ExtensionofLineofCreditRevolver_5814B2EBF904F2692072C7228940796F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Extension of Line of Credit Revolver </link:label>
<link:label id="lab_cpn_ExtensionofLineofCreditRevolver_5814B2EBF904F2692072C7228940796F_label_en-US" xlink:label="lab_cpn_ExtensionofLineofCreditRevolver_5814B2EBF904F2692072C7228940796F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Extension of Line of Credit Revolver </link:label>
<link:label id="lab_cpn_ExtensionofLineofCreditRevolver_5814B2EBF904F2692072C7228940796F_documentation_en-US" xlink:label="lab_cpn_ExtensionofLineofCreditRevolver_5814B2EBF904F2692072C7228940796F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Extension of Line of Credit Revolver </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_ExtensionofLineofCreditRevolver" xlink:label="loc_cpn_ExtensionofLineofCreditRevolver_5814B2EBF904F2692072C7228940796F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_ExtensionofLineofCreditRevolver_5814B2EBF904F2692072C7228940796F" xlink:to="lab_cpn_ExtensionofLineofCreditRevolver_5814B2EBF904F2692072C7228940796F" xlink:type="arc"/>
<link:label id="lab_cpn_MaximumRemainingLeaseTerm_43D328922F9C5B2005EAC72289400CFD_terseLabel_en-US" xlink:label="lab_cpn_MaximumRemainingLeaseTerm_43D328922F9C5B2005EAC72289400CFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum Remaining Lease Term </link:label>
<link:label id="lab_cpn_MaximumRemainingLeaseTerm_43D328922F9C5B2005EAC72289400CFD_label_en-US" xlink:label="lab_cpn_MaximumRemainingLeaseTerm_43D328922F9C5B2005EAC72289400CFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Maximum Remaining Lease Term </link:label>
<link:label id="lab_cpn_MaximumRemainingLeaseTerm_43D328922F9C5B2005EAC72289400CFD_documentation_en-US" xlink:label="lab_cpn_MaximumRemainingLeaseTerm_43D328922F9C5B2005EAC72289400CFD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Maximum Remaining Lease Term </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_MaximumRemainingLeaseTerm" xlink:label="loc_cpn_MaximumRemainingLeaseTerm_43D328922F9C5B2005EAC72289400CFD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_MaximumRemainingLeaseTerm_43D328922F9C5B2005EAC72289400CFD" xlink:to="lab_cpn_MaximumRemainingLeaseTerm_43D328922F9C5B2005EAC72289400CFD" xlink:type="arc"/>
<link:label id="lab_cpn_LeaseAssetsHistoricalCost_A7F792E6AF5984C77320C7228940E8A3_terseLabel_en-US" xlink:label="lab_cpn_LeaseAssetsHistoricalCost_A7F792E6AF5984C77320C7228940E8A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease Assets, Historical Cost </link:label>
<link:label id="lab_cpn_LeaseAssetsHistoricalCost_A7F792E6AF5984C77320C7228940E8A3_label_en-US" xlink:label="lab_cpn_LeaseAssetsHistoricalCost_A7F792E6AF5984C77320C7228940E8A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lease Assets, Historical Cost </link:label>
<link:label id="lab_cpn_LeaseAssetsHistoricalCost_A7F792E6AF5984C77320C7228940E8A3_documentation_en-US" xlink:label="lab_cpn_LeaseAssetsHistoricalCost_A7F792E6AF5984C77320C7228940E8A3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Lease Assets, Historical Cost </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_LeaseAssetsHistoricalCost" xlink:label="loc_cpn_LeaseAssetsHistoricalCost_A7F792E6AF5984C77320C7228940E8A3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_LeaseAssetsHistoricalCost_A7F792E6AF5984C77320C7228940E8A3" xlink:to="lab_cpn_LeaseAssetsHistoricalCost_A7F792E6AF5984C77320C7228940E8A3" xlink:type="arc"/>
<link:label id="lab_cpn_LeaseAssetsAccumulatedDepreciation_69023A5E342D11FAF4B8C7228940A45A_terseLabel_en-US" xlink:label="lab_cpn_LeaseAssetsAccumulatedDepreciation_69023A5E342D11FAF4B8C7228940A45A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease Assets, Accumulated Depreciation </link:label>
<link:label id="lab_cpn_LeaseAssetsAccumulatedDepreciation_69023A5E342D11FAF4B8C7228940A45A_label_en-US" xlink:label="lab_cpn_LeaseAssetsAccumulatedDepreciation_69023A5E342D11FAF4B8C7228940A45A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lease Assets, Accumulated Depreciation </link:label>
<link:label id="lab_cpn_LeaseAssetsAccumulatedDepreciation_69023A5E342D11FAF4B8C7228940A45A_documentation_en-US" xlink:label="lab_cpn_LeaseAssetsAccumulatedDepreciation_69023A5E342D11FAF4B8C7228940A45A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Lease Assets, Accumulated Depreciation </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_LeaseAssetsAccumulatedDepreciation" xlink:label="loc_cpn_LeaseAssetsAccumulatedDepreciation_69023A5E342D11FAF4B8C7228940A45A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_LeaseAssetsAccumulatedDepreciation_69023A5E342D11FAF4B8C7228940A45A" xlink:to="lab_cpn_LeaseAssetsAccumulatedDepreciation_69023A5E342D11FAF4B8C7228940A45A" xlink:type="arc"/>
<link:label id="lab_cpn_ApplicableMarginRangePercentageAboveBaseRate_2542EB3AF55FC663239AC72289400B93_terseLabel_en-US" xlink:label="lab_cpn_ApplicableMarginRangePercentageAboveBaseRate_2542EB3AF55FC663239AC72289400B93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Applicable margin range percentage above base rate </link:label>
<link:label id="lab_cpn_ApplicableMarginRangePercentageAboveBaseRate_2542EB3AF55FC663239AC72289400B93_label_en-US" xlink:label="lab_cpn_ApplicableMarginRangePercentageAboveBaseRate_2542EB3AF55FC663239AC72289400B93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Applicable margin range percentage above base rate </link:label>
<link:label id="lab_cpn_ApplicableMarginRangePercentageAboveBaseRate_2542EB3AF55FC663239AC72289400B93_documentation_en-US" xlink:label="lab_cpn_ApplicableMarginRangePercentageAboveBaseRate_2542EB3AF55FC663239AC72289400B93" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Applicable margin range percentage above base rate </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_ApplicableMarginRangePercentageAboveBaseRate" xlink:label="loc_cpn_ApplicableMarginRangePercentageAboveBaseRate_2542EB3AF55FC663239AC72289400B93" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_ApplicableMarginRangePercentageAboveBaseRate_2542EB3AF55FC663239AC72289400B93" xlink:to="lab_cpn_ApplicableMarginRangePercentageAboveBaseRate_2542EB3AF55FC663239AC72289400B93" xlink:type="arc"/>
<link:label id="lab_cpn_InterestPeriodsForLiborRateBorrowings_57884AB11E04A2D11F80C7228940ACBD_terseLabel_en-US" xlink:label="lab_cpn_InterestPeriodsForLiborRateBorrowings_57884AB11E04A2D11F80C7228940ACBD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest periods for LIBOR rate borrowings </link:label>
<link:label id="lab_cpn_InterestPeriodsForLiborRateBorrowings_57884AB11E04A2D11F80C7228940ACBD_label_en-US" xlink:label="lab_cpn_InterestPeriodsForLiborRateBorrowings_57884AB11E04A2D11F80C7228940ACBD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest periods for LIBOR rate borrowings </link:label>
<link:label id="lab_cpn_InterestPeriodsForLiborRateBorrowings_57884AB11E04A2D11F80C7228940ACBD_documentation_en-US" xlink:label="lab_cpn_InterestPeriodsForLiborRateBorrowings_57884AB11E04A2D11F80C7228940ACBD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Interest periods for LIBOR rate borrowings </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_InterestPeriodsForLiborRateBorrowings" xlink:label="loc_cpn_InterestPeriodsForLiborRateBorrowings_57884AB11E04A2D11F80C7228940ACBD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_InterestPeriodsForLiborRateBorrowings_57884AB11E04A2D11F80C7228940ACBD" xlink:to="lab_cpn_InterestPeriodsForLiborRateBorrowings_57884AB11E04A2D11F80C7228940ACBD" xlink:type="arc"/>
<link:label id="lab_cpn_ApplicableMarginRangePercentageAboveBritishBankersAssociationInterestSettlementRates_5AE1DB0BBD1D308897F8C722894064AD_terseLabel_en-US" xlink:label="lab_cpn_ApplicableMarginRangePercentageAboveBritishBankersAssociationInterestSettlementRates_5AE1DB0BBD1D308897F8C722894064AD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Applicable Margin Range Percentage Above British Bankers' Association Interest Settlement Rates </link:label>
<link:label id="lab_cpn_ApplicableMarginRangePercentageAboveBritishBankersAssociationInterestSettlementRates_5AE1DB0BBD1D308897F8C722894064AD_label_en-US" xlink:label="lab_cpn_ApplicableMarginRangePercentageAboveBritishBankersAssociationInterestSettlementRates_5AE1DB0BBD1D308897F8C722894064AD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Applicable Margin Range Percentage Above British Bankers' Association Interest Settlement Rates </link:label>
<link:label id="lab_cpn_ApplicableMarginRangePercentageAboveBritishBankersAssociationInterestSettlementRates_5AE1DB0BBD1D308897F8C722894064AD_documentation_en-US" xlink:label="lab_cpn_ApplicableMarginRangePercentageAboveBritishBankersAssociationInterestSettlementRates_5AE1DB0BBD1D308897F8C722894064AD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Applicable margin range percentage added to the British Bankers' Association Interest Settlement Rates </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_ApplicableMarginRangePercentageAboveBritishBankersAssociationInterestSettlementRates" xlink:label="loc_cpn_ApplicableMarginRangePercentageAboveBritishBankersAssociationInterestSettlementRates_5AE1DB0BBD1D308897F8C722894064AD" xlink:type="locator"/>
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<link:label id="lab_cpn_RepaymentTimeForDrawingsUnderLettersOfCredit_C38D852037A6302837CCC72289409A54_terseLabel_en-US" xlink:label="lab_cpn_RepaymentTimeForDrawingsUnderLettersOfCredit_C38D852037A6302837CCC72289409A54" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Repayment time for drawings under letters of credit </link:label>
<link:label id="lab_cpn_RepaymentTimeForDrawingsUnderLettersOfCredit_C38D852037A6302837CCC72289409A54_label_en-US" xlink:label="lab_cpn_RepaymentTimeForDrawingsUnderLettersOfCredit_C38D852037A6302837CCC72289409A54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayment time for drawings under letters of credit </link:label>
<link:label id="lab_cpn_RepaymentTimeForDrawingsUnderLettersOfCredit_C38D852037A6302837CCC72289409A54_documentation_en-US" xlink:label="lab_cpn_RepaymentTimeForDrawingsUnderLettersOfCredit_C38D852037A6302837CCC72289409A54" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Repayment time for drawings under letters of credit </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_RepaymentTimeForDrawingsUnderLettersOfCredit" xlink:label="loc_cpn_RepaymentTimeForDrawingsUnderLettersOfCredit_C38D852037A6302837CCC72289409A54" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_RepaymentTimeForDrawingsUnderLettersOfCredit_C38D852037A6302837CCC72289409A54" xlink:to="lab_cpn_RepaymentTimeForDrawingsUnderLettersOfCredit_C38D852037A6302837CCC72289409A54" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_7C962EBC73ACD18F0E60C7228940ED1D_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_7C962EBC73ACD18F0E60C7228940ED1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Unused Capacity, Commitment Fee Percentage </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_7C962EBC73ACD18F0E60C7228940ED1D_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_7C962EBC73ACD18F0E60C7228940ED1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Unused Capacity, Commitment Fee Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_7C962EBC73ACD18F0E60C7228940ED1D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_7C962EBC73ACD18F0E60C7228940ED1D" xlink:to="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_7C962EBC73ACD18F0E60C7228940ED1D" xlink:type="arc"/>
<link:label id="lab_cpn_ExcessAmountOfAssetSalesRequiringMandatoryPrepayments_C950673C7FE1E2EBE093C72289408FA0_terseLabel_en-US" xlink:label="lab_cpn_ExcessAmountOfAssetSalesRequiringMandatoryPrepayments_C950673C7FE1E2EBE093C72289408FA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Excess amount of asset sales requiring mandatory prepayments </link:label>
<link:label id="lab_cpn_ExcessAmountOfAssetSalesRequiringMandatoryPrepayments_C950673C7FE1E2EBE093C72289408FA0_label_en-US" xlink:label="lab_cpn_ExcessAmountOfAssetSalesRequiringMandatoryPrepayments_C950673C7FE1E2EBE093C72289408FA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Excess amount of asset sales requiring mandatory prepayments </link:label>
<link:label id="lab_cpn_ExcessAmountOfAssetSalesRequiringMandatoryPrepayments_C950673C7FE1E2EBE093C72289408FA0_documentation_en-US" xlink:label="lab_cpn_ExcessAmountOfAssetSalesRequiringMandatoryPrepayments_C950673C7FE1E2EBE093C72289408FA0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Excess amount of asset sales requiring mandatory prepayments </link:label>
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<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_67305B2838B533722DB5C72288CA4E3D_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_67305B2838B533722DB5C72288CA4E3D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Non-Qualified Stock Option Activity </link:label>
<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_67305B2838B533722DB5C72288CA4E3D_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_67305B2838B533722DB5C72288CA4E3D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_539A7C1E6A1EF9AEE4C9C72288CAD076_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_539A7C1E6A1EF9AEE4C9C72288CAD076" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Restricted Stock and Restricted Stock Unit Activity </link:label>
<link:label id="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_539A7C1E6A1EF9AEE4C9C72288CAD076_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_539A7C1E6A1EF9AEE4C9C72288CAD076" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_539A7C1E6A1EF9AEE4C9C72288CAD076" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock_8DBD458137CCAEF43DFEC72288CAE8DB_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock_8DBD458137CCAEF43DFEC72288CAE8DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation, Activity [Table Text Block] </link:label>
<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock_8DBD458137CCAEF43DFEC72288CAE8DB_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock_8DBD458137CCAEF43DFEC72288CAE8DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation, Activity [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_LongTermDebtByMaturityAbstract_0C22AAE8D312D20D53DCC7228970051E_label_en-US" xlink:label="lab_us-gaap_LongTermDebtByMaturityAbstract_0C22AAE8D312D20D53DCC7228970051E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Fiscal Year Maturity [Abstract] </link:label>
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<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_BB8831B086B954E5E37EC7228971DFCE_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_BB8831B086B954E5E37EC7228971DFCE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2016 </link:label>
<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_BB8831B086B954E5E37EC7228971DFCE_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_BB8831B086B954E5E37EC7228971DFCE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_BB8831B086B954E5E37EC7228971DFCE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_86C3F563AA6355F22FF0C72289714A13_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_86C3F563AA6355F22FF0C72289714A13" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2017 </link:label>
<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_86C3F563AA6355F22FF0C72289714A13_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_86C3F563AA6355F22FF0C72289714A13" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Maturities, Repayments of Principal in Year Two </link:label>
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<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_1D41ED7C5A811C3C96E2C72289716F01_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_1D41ED7C5A811C3C96E2C72289716F01" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2018 </link:label>
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<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_5462257A80D61F421BE5C722897101A4_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_5462257A80D61F421BE5C722897101A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 </link:label>
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<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_8772D5A32D4A25379ECFC722897129B5_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_8772D5A32D4A25379ECFC722897129B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
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<link:label id="lab_cpn_OmecMember_AB650E0E9AE5F17023ECC722895DE1D7_terseLabel_en-US" xlink:label="lab_cpn_OmecMember_AB650E0E9AE5F17023ECC722895DE1D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> OMEC [Member] </link:label>
<link:label id="lab_cpn_OmecMember_AB650E0E9AE5F17023ECC722895DE1D7_label_en-US" xlink:label="lab_cpn_OmecMember_AB650E0E9AE5F17023ECC722895DE1D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> OMEC [Member] </link:label>
<link:label id="lab_cpn_OmecMember_AB650E0E9AE5F17023ECC722895DE1D7_documentation_en-US" xlink:label="lab_cpn_OmecMember_AB650E0E9AE5F17023ECC722895DE1D7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> OMEC [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_OmecMember" xlink:label="loc_cpn_OmecMember_AB650E0E9AE5F17023ECC722895DE1D7" xlink:type="locator"/>
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<link:label id="lab_cpn_LosEsterosProjectMember_5DBEB47028BAD3957C33C722895D04F6_terseLabel_en-US" xlink:label="lab_cpn_LosEsterosProjectMember_5DBEB47028BAD3957C33C722895D04F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Los Esteros Project [Member] </link:label>
<link:label id="lab_cpn_LosEsterosProjectMember_5DBEB47028BAD3957C33C722895D04F6_label_en-US" xlink:label="lab_cpn_LosEsterosProjectMember_5DBEB47028BAD3957C33C722895D04F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Los Esteros Project [Member] </link:label>
<link:label id="lab_cpn_LosEsterosProjectMember_5DBEB47028BAD3957C33C722895D04F6_documentation_en-US" xlink:label="lab_cpn_LosEsterosProjectMember_5DBEB47028BAD3957C33C722895D04F6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Los Esteros Project Member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_LosEsterosProjectMember" xlink:label="loc_cpn_LosEsterosProjectMember_5DBEB47028BAD3957C33C722895D04F6" xlink:type="locator"/>
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<link:label id="lab_cpn_PasadenaMember_D57DC4096E91F248CC52C722895D7A73_terseLabel_en-US" xlink:label="lab_cpn_PasadenaMember_D57DC4096E91F248CC52C722895D7A73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Pasadena [Member] </link:label>
<link:label id="lab_cpn_PasadenaMember_D57DC4096E91F248CC52C722895D7A73_label_en-US" xlink:label="lab_cpn_PasadenaMember_D57DC4096E91F248CC52C722895D7A73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pasadena [Member] </link:label>
<link:label id="lab_cpn_PasadenaMember_D57DC4096E91F248CC52C722895D7A73_documentation_en-US" xlink:label="lab_cpn_PasadenaMember_D57DC4096E91F248CC52C722895D7A73" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Pasadena [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_PasadenaMember" xlink:label="loc_cpn_PasadenaMember_D57DC4096E91F248CC52C722895D7A73" xlink:type="locator"/>
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<link:label id="lab_cpn_BethpageMember_C496F863C87301D5FF7AC722895D7FB3_terseLabel_en-US" xlink:label="lab_cpn_BethpageMember_C496F863C87301D5FF7AC722895D7FB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Bethpage [Member] </link:label>
<link:label id="lab_cpn_BethpageMember_C496F863C87301D5FF7AC722895D7FB3_label_en-US" xlink:label="lab_cpn_BethpageMember_C496F863C87301D5FF7AC722895D7FB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Bethpage [Member] </link:label>
<link:label id="lab_cpn_BethpageMember_C496F863C87301D5FF7AC722895D7FB3_documentation_en-US" xlink:label="lab_cpn_BethpageMember_C496F863C87301D5FF7AC722895D7FB3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Bethpage [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_BethpageMember" xlink:label="loc_cpn_BethpageMember_C496F863C87301D5FF7AC722895D7FB3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherDebtSecuritiesMember_12E4B02F5A853FA9BE7BC722895D4562_terseLabel_en-US" xlink:label="lab_us-gaap_OtherDebtSecuritiesMember_12E4B02F5A853FA9BE7BC722895D4562" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Debt Obligations [Member] </link:label>
<link:label id="lab_us-gaap_OtherDebtSecuritiesMember_12E4B02F5A853FA9BE7BC722895D4562_label_en-US" xlink:label="lab_us-gaap_OtherDebtSecuritiesMember_12E4B02F5A853FA9BE7BC722895D4562" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Debt Obligations [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherDebtSecuritiesMember" xlink:label="loc_us-gaap_OtherDebtSecuritiesMember_12E4B02F5A853FA9BE7BC722895D4562" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NotesPayableOtherPayablesMember_FA638BBAFF7323F54022C722895DBF45_terseLabel_en-US" xlink:label="lab_us-gaap_NotesPayableOtherPayablesMember_FA638BBAFF7323F54022C722895DBF45" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Project Financing Total [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NotesPayableOtherPayablesMember" xlink:label="loc_us-gaap_NotesPayableOtherPayablesMember_FA638BBAFF7323F54022C722895DBF45" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebt_234FDBCCAE19A313B76BC722895DE4BC_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebt_234FDBCCAE19A313B76BC722895DE4BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt </link:label>
<link:label id="lab_us-gaap_LongTermDebt_234FDBCCAE19A313B76BC722895DE4BC_label_en-US" xlink:label="lab_us-gaap_LongTermDebt_234FDBCCAE19A313B76BC722895DE4BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_234FDBCCAE19A313B76BC722895DE4BC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_44DD9F16E35A9F6F9238C722895D596B_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_44DD9F16E35A9F6F9238C722895D596B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Effective Percentage </link:label>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_A08D735230761A67404DC72288EF063E_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_A08D735230761A67404DC72288EF063E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> U.S. </link:label>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_A08D735230761A67404DC72288EF063E_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_A08D735230761A67404DC72288EF063E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations before Income Taxes, Domestic </link:label>
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<link:label id="lab_cpn_IncomeLossBeforeIncomeTaxesAndDiscontinuedOperationsWithNoncontrollingInterest_30EB7E4FE11196D3AAE1C72288EF4923_label_en-US" xlink:label="lab_cpn_IncomeLossBeforeIncomeTaxesAndDiscontinuedOperationsWithNoncontrollingInterest_30EB7E4FE11196D3AAE1C72288EF4923" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (loss) before income taxes and discontinued operations with noncontrolling interest </link:label>
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<link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTable_CD1681D68A4A0232DC85C72289456DA2_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTable_CD1681D68A4A0232DC85C72289456DA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, by Balance Sheet Grouping [Table] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_CD1681D68A4A0232DC85C72289456DA2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueInputsLevel2Member_3A6FF023EE565CC0DC36C7228945A1D9_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_3A6FF023EE565CC0DC36C7228945A1D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 2 [Member] </link:label>
<link:label id="lab_us-gaap_FairValueInputsLevel2Member_3A6FF023EE565CC0DC36C7228945A1D9_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_3A6FF023EE565CC0DC36C7228945A1D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 2 [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_3A6FF023EE565CC0DC36C7228945A1D9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueInputsLevel3Member_975BE48299B1D382E9CEC722894546A1_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_975BE48299B1D382E9CEC722894546A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 3 [Member] </link:label>
<link:label id="lab_us-gaap_FairValueInputsLevel3Member_975BE48299B1D382E9CEC722894546A1_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_975BE48299B1D382E9CEC722894546A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 3 [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_975BE48299B1D382E9CEC722894546A1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LoansPayableMember_EB9FFEA90E889C0BBB9DC7228945D04F_terseLabel_en-US" xlink:label="lab_us-gaap_LoansPayableMember_EB9FFEA90E889C0BBB9DC7228945D04F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loans Payable [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansPayableMember" xlink:label="loc_us-gaap_LoansPayableMember_EB9FFEA90E889C0BBB9DC7228945D04F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CorporateDebtSecuritiesMember_D6CD379C116F339AAF82C7228945CF41_terseLabel_en-US" xlink:label="lab_us-gaap_CorporateDebtSecuritiesMember_D6CD379C116F339AAF82C7228945CF41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Corporate Debt Securities [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_D6CD379C116F339AAF82C7228945CF41" xlink:type="locator"/>
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<link:label id="lab_cpn_NotesPayableOtherPayableexcludingCapitalLeasesMember_1C6848D222123F0088BEC722894547B3_terseLabel_en-US" xlink:label="lab_cpn_NotesPayableOtherPayableexcludingCapitalLeasesMember_1C6848D222123F0088BEC722894547B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Notes Payable, Other Payable excluding Capital Leases [Member] </link:label>
<link:label id="lab_cpn_NotesPayableOtherPayableexcludingCapitalLeasesMember_1C6848D222123F0088BEC722894547B3_label_en-US" xlink:label="lab_cpn_NotesPayableOtherPayableexcludingCapitalLeasesMember_1C6848D222123F0088BEC722894547B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Notes Payable, Other Payable excluding Capital Leases [Member] </link:label>
<link:label id="lab_cpn_NotesPayableOtherPayableexcludingCapitalLeasesMember_1C6848D222123F0088BEC722894547B3_documentation_en-US" xlink:label="lab_cpn_NotesPayableOtherPayableexcludingCapitalLeasesMember_1C6848D222123F0088BEC722894547B3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Notes Payable, Other Payable excluding Capital Leases [Member] </link:label>
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<link:label id="lab_us-gaap_SecuredDebtMember_1E23580CE97A8EF4C08FC72289451639_terseLabel_en-US" xlink:label="lab_us-gaap_SecuredDebtMember_1E23580CE97A8EF4C08FC72289451639" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Secured Debt [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuredDebtMember" xlink:label="loc_us-gaap_SecuredDebtMember_1E23580CE97A8EF4C08FC72289451639" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueByMeasurementBasisAxis_CBE8F5589BAFD9ED2BF6C722894688E0_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementBasisAxis_CBE8F5589BAFD9ED2BF6C722894688E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Measurement Basis [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_CBE8F5589BAFD9ED2BF6C722894688E0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueDisclosureItemAmountsDomain_22E004265A54E82FBBF9C7228946151D_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosureItemAmountsDomain_22E004265A54E82FBBF9C7228946151D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Measurement [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_22E004265A54E82FBBF9C7228946151D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_3980D5BBF9D3E85D1914C7228946E6E7_label_en-US" xlink:label="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_3980D5BBF9D3E85D1914C7228946E6E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Portion at Fair Value Measurement [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_3980D5BBF9D3E85D1914C7228946E6E7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_1CBA7F866883B4CCCC66C7228946C975_label_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_1CBA7F866883B4CCCC66C7228946C975" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reported Value Measurement [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_1CBA7F866883B4CCCC66C7228946C975" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_1FBD874375BDF7421DF0C72289462F36_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_1FBD874375BDF7421DF0C72289462F36" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] </link:label>
<link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_1FBD874375BDF7421DF0C72289462F36_label_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_1FBD874375BDF7421DF0C72289462F36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_1FBD874375BDF7421DF0C72289462F36" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EnergyRelatedDerivativeMember_8BDE0A495C4DD7326AAAC722890FB1BA_label_en-US" xlink:label="lab_us-gaap_EnergyRelatedDerivativeMember_8BDE0A495C4DD7326AAAC722890FB1BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Energy Related Derivative [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EnergyRelatedDerivativeMember" xlink:label="loc_us-gaap_EnergyRelatedDerivativeMember_8BDE0A495C4DD7326AAAC722890FB1BA" xlink:type="locator"/>
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<link:label id="lab_cpn_PowerMember_1F931D0F10B1CDFD7F52C722890F78AA_terseLabel_en-US" xlink:label="lab_cpn_PowerMember_1F931D0F10B1CDFD7F52C722890F78AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Power [Member] </link:label>
<link:label id="lab_cpn_PowerMember_1F931D0F10B1CDFD7F52C722890F78AA_label_en-US" xlink:label="lab_cpn_PowerMember_1F931D0F10B1CDFD7F52C722890F78AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Power [Member] </link:label>
<link:label id="lab_cpn_PowerMember_1F931D0F10B1CDFD7F52C722890F78AA_documentation_en-US" xlink:label="lab_cpn_PowerMember_1F931D0F10B1CDFD7F52C722890F78AA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Power [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_PowerMember" xlink:label="loc_cpn_PowerMember_1F931D0F10B1CDFD7F52C722890F78AA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainLossOnSaleOfDerivatives_1076AB11AE6D553E2311C722890F59A9_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfDerivatives_1076AB11AE6D553E2311C722890F59A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Sale of Derivatives </link:label>
<link:label id="lab_us-gaap_GainLossOnSaleOfDerivatives_1076AB11AE6D553E2311C722890F59A9_label_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfDerivatives_1076AB11AE6D553E2311C722890F59A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Sale of Derivatives </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnSaleOfDerivatives" xlink:label="loc_us-gaap_GainLossOnSaleOfDerivatives_1076AB11AE6D553E2311C722890F59A9" xlink:type="locator"/>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrealizedGainLossOnDerivatives" xlink:label="loc_us-gaap_UnrealizedGainLossOnDerivatives_A7EC1A22CFD30B716120C722890F09B4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_Revenues_666A6C77F7381183CBF9C722890F2EC7_terseLabel_en-US" xlink:label="lab_us-gaap_Revenues_666A6C77F7381183CBF9C722890F2EC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivatives contracts included in operating revenues </link:label>
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<link:label id="lab_us-gaap_CostOfRevenue_FF6521390DCA01F19BEBC722890F8E1A_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfRevenue_FF6521390DCA01F19BEBC722890F8E1A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivatives contracts included in fuel and purchased energy </link:label>
<link:label id="lab_us-gaap_CostOfRevenue_FF6521390DCA01F19BEBC722890F8E1A_label_en-US" xlink:label="lab_us-gaap_CostOfRevenue_FF6521390DCA01F19BEBC722890F8E1A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Revenue </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="loc_us-gaap_CostOfRevenue_FF6521390DCA01F19BEBC722890F8E1A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_73380BDCA5CDA411EA20C722891058B4_totalLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_73380BDCA5CDA411EA20C722891058B4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Derivative Instruments, Net, Pretax </link:label>
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<link:label id="lab_us-gaap_DerivativeNetLiabilityPositionAggregateFairValue_0226728B583A9D45E0D1C7228900FBF0_label_en-US" xlink:label="lab_us-gaap_DerivativeNetLiabilityPositionAggregateFairValue_0226728B583A9D45E0D1C7228900FBF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Net Liability Position, Aggregate Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeNetLiabilityPositionAggregateFairValue" xlink:label="loc_us-gaap_DerivativeNetLiabilityPositionAggregateFairValue_0226728B583A9D45E0D1C7228900FBF0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CollateralAlreadyPostedAggregateFairValue_B340DD001C21E5C6B3E5C72289000B32_label_en-US" xlink:label="lab_us-gaap_CollateralAlreadyPostedAggregateFairValue_B340DD001C21E5C6B3E5C72289000B32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Collateral Already Posted, Aggregate Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CollateralAlreadyPostedAggregateFairValue" xlink:label="loc_us-gaap_CollateralAlreadyPostedAggregateFairValue_B340DD001C21E5C6B3E5C72289000B32" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AdditionalCollateralAggregateFairValue_ED2BB78530B7B1D335F2C7228900C590_label_en-US" xlink:label="lab_us-gaap_AdditionalCollateralAggregateFairValue_ED2BB78530B7B1D335F2C7228900C590" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Collateral, Aggregate Fair Value </link:label>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_9373D826855A5337DAA3C7228900193D_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_9373D826855A5337DAA3C7228900193D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_9373D826855A5337DAA3C7228900193D_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax_9373D826855A5337DAA3C7228900193D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax </link:label>
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<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax_541DAECCFAD113FC31DEC7228901870F_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax_541DAECCFAD113FC31DEC7228901870F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax </link:label>
<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax_541DAECCFAD113FC31DEC7228901870F_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax_541DAECCFAD113FC31DEC7228901870F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax </link:label>
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<link:label id="lab_us-gaap_GainLossOnDiscontinuationOfCashFlowHedgeDueToForecastedTransactionProbableOfNotOccurringNet_D5BF546DD8EA11795270C7228901CDB0_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDiscontinuationOfCashFlowHedgeDueToForecastedTransactionProbableOfNotOccurringNet_D5BF546DD8EA11795270C7228901CDB0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> (Gain) Loss on Discontinuation of Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring, Net </link:label>
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<link:label id="lab_us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths_23BABE7C20A54895DD4CC722890161F5_negatedLabel_en-US" xlink:label="lab_us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths_23BABE7C20A54895DD4CC722890161F5" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months </link:label>
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<link:label id="lab_cpn_IncomeTaxTable_6542843561EB6130474EC72288D7697F_terseLabel_en-US" xlink:label="lab_cpn_IncomeTaxTable_6542843561EB6130474EC72288D7697F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income tax [Table] </link:label>
<link:label id="lab_cpn_IncomeTaxTable_6542843561EB6130474EC72288D7697F_label_en-US" xlink:label="lab_cpn_IncomeTaxTable_6542843561EB6130474EC72288D7697F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income tax [Table] </link:label>
<link:label id="lab_cpn_IncomeTaxTable_6542843561EB6130474EC72288D7697F_documentation_en-US" xlink:label="lab_cpn_IncomeTaxTable_6542843561EB6130474EC72288D7697F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Income tax [Table] </link:label>
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<link:label id="lab_cpn_FederalDomain_806B2ACB7E39D4CDC428C72288D8B772_terseLabel_en-US" xlink:label="lab_cpn_FederalDomain_806B2ACB7E39D4CDC428C72288D8B772" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Federal [Domain] </link:label>
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<link:label id="lab_cpn_FederalDomain_806B2ACB7E39D4CDC428C72288D8B772_documentation_en-US" xlink:label="lab_cpn_FederalDomain_806B2ACB7E39D4CDC428C72288D8B772" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Federal [Domain] </link:label>
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<link:label id="lab_us-gaap_StateAndLocalJurisdictionMember_E07E6D6A8D6F6642CBC3C72288D8E1F1_terseLabel_en-US" xlink:label="lab_us-gaap_StateAndLocalJurisdictionMember_E07E6D6A8D6F6642CBC3C72288D8E1F1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> State and Local Jurisdiction [Member] </link:label>
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<link:label id="lab_cpn_IntraperiodIncomeTaxLineItems_7FF9149A96484179CFA8C72288D8EF68_terseLabel_en-US" xlink:label="lab_cpn_IntraperiodIncomeTaxLineItems_7FF9149A96484179CFA8C72288D8EF68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intraperiod income tax [Line Items] </link:label>
<link:label id="lab_cpn_IntraperiodIncomeTaxLineItems_7FF9149A96484179CFA8C72288D8EF68_label_en-US" xlink:label="lab_cpn_IntraperiodIncomeTaxLineItems_7FF9149A96484179CFA8C72288D8EF68" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intraperiod income tax [Line Items] </link:label>
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<link:label id="lab_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_A868A094EE41BEA54DE8C72288D8943D_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_A868A094EE41BEA54DE8C72288D8943D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Operating Loss Carryforwards, Domestic </link:label>
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<link:label id="lab_cpn_UnrecognizedTaxBenefitRelatedtoDeferredTaxAsset_A463AD0CF099DDB3F881C72288D8F963_terseLabel_en-US" xlink:label="lab_cpn_UnrecognizedTaxBenefitRelatedtoDeferredTaxAsset_A463AD0CF099DDB3F881C72288D8F963" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unrecognized Tax Benefits Resulting in Net Operating Loss Carryforward </link:label>
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<link:label id="lab_cpn_PrimeRateOrTheEurodollarRateForaOneMonthInterestPeriodMember_A6BF82ED13F07C3D5329C7228958B60D_terseLabel_en-US" xlink:label="lab_cpn_PrimeRateOrTheEurodollarRateForaOneMonthInterestPeriodMember_A6BF82ED13F07C3D5329C7228958B60D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Prime Rate Or The Eurodollar Rate For a One Month Interest Period [Member] </link:label>
<link:label id="lab_cpn_PrimeRateOrTheEurodollarRateForaOneMonthInterestPeriodMember_A6BF82ED13F07C3D5329C7228958B60D_label_en-US" xlink:label="lab_cpn_PrimeRateOrTheEurodollarRateForaOneMonthInterestPeriodMember_A6BF82ED13F07C3D5329C7228958B60D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Prime Rate Or The Eurodollar Rate For a One Month Interest Period [Member] </link:label>
<link:label id="lab_cpn_PrimeRateOrTheEurodollarRateForaOneMonthInterestPeriodMember_A6BF82ED13F07C3D5329C7228958B60D_documentation_en-US" xlink:label="lab_cpn_PrimeRateOrTheEurodollarRateForaOneMonthInterestPeriodMember_A6BF82ED13F07C3D5329C7228958B60D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Prime Rate Or The Eurodollar Rate For A One Month Interest Period [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_PrimeRateOrTheEurodollarRateForaOneMonthInterestPeriodMember" xlink:label="loc_cpn_PrimeRateOrTheEurodollarRateForaOneMonthInterestPeriodMember_A6BF82ED13F07C3D5329C7228958B60D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_FE9924518E6831D576F1C7228958DD46_terseLabel_en-US" xlink:label="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_FE9924518E6831D576F1C7228958DD46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> London Interbank Offered Rate (LIBOR) [Member] </link:label>
<link:label id="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_FE9924518E6831D576F1C7228958DD46_label_en-US" xlink:label="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_FE9924518E6831D576F1C7228958DD46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> London Interbank Offered Rate (LIBOR) [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_FE9924518E6831D576F1C7228958DD46" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_FE9924518E6831D576F1C7228958DD46" xlink:to="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_FE9924518E6831D576F1C7228958DD46" xlink:type="arc"/>
<link:label id="lab_cpn_IncrementalCCFCTermLoansMember_D8857B158DB6415F6F49C7228958AC75_terseLabel_en-US" xlink:label="lab_cpn_IncrementalCCFCTermLoansMember_D8857B158DB6415F6F49C7228958AC75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Incremental CCFC Term Loans [Member] </link:label>
<link:label id="lab_cpn_IncrementalCCFCTermLoansMember_D8857B158DB6415F6F49C7228958AC75_label_en-US" xlink:label="lab_cpn_IncrementalCCFCTermLoansMember_D8857B158DB6415F6F49C7228958AC75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Incremental CCFC Term Loans [Member] </link:label>
<link:label id="lab_cpn_IncrementalCCFCTermLoansMember_D8857B158DB6415F6F49C7228958AC75_documentation_en-US" xlink:label="lab_cpn_IncrementalCCFCTermLoansMember_D8857B158DB6415F6F49C7228958AC75" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Incremental CCFC Term Loans [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_IncrementalCCFCTermLoansMember" xlink:label="loc_cpn_IncrementalCCFCTermLoansMember_D8857B158DB6415F6F49C7228958AC75" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_IncrementalCCFCTermLoansMember_D8857B158DB6415F6F49C7228958AC75" xlink:to="lab_cpn_IncrementalCCFCTermLoansMember_D8857B158DB6415F6F49C7228958AC75" xlink:type="arc"/>
<link:label id="lab_cpn_CCFCTermLoanB1Member_3D867B3487CC1672F40BC722895889F6_terseLabel_en-US" xlink:label="lab_cpn_CCFCTermLoanB1Member_3D867B3487CC1672F40BC722895889F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CCFC Term Loan B-1 [Member] </link:label>
<link:label id="lab_cpn_CCFCTermLoanB1Member_3D867B3487CC1672F40BC722895889F6_label_en-US" xlink:label="lab_cpn_CCFCTermLoanB1Member_3D867B3487CC1672F40BC722895889F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> CCFC Term Loan B-1 [Member] </link:label>
<link:label id="lab_cpn_CCFCTermLoanB1Member_3D867B3487CC1672F40BC722895889F6_documentation_en-US" xlink:label="lab_cpn_CCFCTermLoanB1Member_3D867B3487CC1672F40BC722895889F6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> CCFC Term Loan B-1 [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_CCFCTermLoanB1Member" xlink:label="loc_cpn_CCFCTermLoanB1Member_3D867B3487CC1672F40BC722895889F6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_CCFCTermLoanB1Member_3D867B3487CC1672F40BC722895889F6" xlink:to="lab_cpn_CCFCTermLoanB1Member_3D867B3487CC1672F40BC722895889F6" xlink:type="arc"/>
<link:label id="lab_cpn_CCFCTermLoanB2Member_876CEB52E44C4B0B530FC722895853EA_terseLabel_en-US" xlink:label="lab_cpn_CCFCTermLoanB2Member_876CEB52E44C4B0B530FC722895853EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CCFC Term Loan B-2 [Member] </link:label>
<link:label id="lab_cpn_CCFCTermLoanB2Member_876CEB52E44C4B0B530FC722895853EA_label_en-US" xlink:label="lab_cpn_CCFCTermLoanB2Member_876CEB52E44C4B0B530FC722895853EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> CCFC Term Loan B-2 [Member] </link:label>
<link:label id="lab_cpn_CCFCTermLoanB2Member_876CEB52E44C4B0B530FC722895853EA_documentation_en-US" xlink:label="lab_cpn_CCFCTermLoanB2Member_876CEB52E44C4B0B530FC722895853EA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> CCFC Term Loan B-2 [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_CCFCTermLoanB2Member" xlink:label="loc_cpn_CCFCTermLoanB2Member_876CEB52E44C4B0B530FC722895853EA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_CCFCTermLoanB2Member_876CEB52E44C4B0B530FC722895853EA" xlink:to="lab_cpn_CCFCTermLoanB2Member_876CEB52E44C4B0B530FC722895853EA" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentFaceAmount_3D84FAEA1F2FDD1C922AC722895965BD_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_3D84FAEA1F2FDD1C922AC722895965BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Face Amount </link:label>
<link:label id="lab_us-gaap_DebtInstrumentFaceAmount_3D84FAEA1F2FDD1C922AC722895965BD_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_3D84FAEA1F2FDD1C922AC722895965BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Face Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_3D84FAEA1F2FDD1C922AC722895965BD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentFaceAmount_3D84FAEA1F2FDD1C922AC722895965BD" xlink:to="lab_us-gaap_DebtInstrumentFaceAmount_3D84FAEA1F2FDD1C922AC722895965BD" xlink:type="arc"/>
<link:label id="lab_cpn_TermLoanPeriod_F0B8120ADE7232DD3E70C72289595401_terseLabel_en-US" xlink:label="lab_cpn_TermLoanPeriod_F0B8120ADE7232DD3E70C72289595401" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Term Loan Period </link:label>
<link:label id="lab_cpn_TermLoanPeriod_F0B8120ADE7232DD3E70C72289595401_label_en-US" xlink:label="lab_cpn_TermLoanPeriod_F0B8120ADE7232DD3E70C72289595401" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Term Loan Period </link:label>
<link:label id="lab_cpn_TermLoanPeriod_F0B8120ADE7232DD3E70C72289595401_documentation_en-US" xlink:label="lab_cpn_TermLoanPeriod_F0B8120ADE7232DD3E70C72289595401" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Term Loan Period </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_TermLoanPeriod" xlink:label="loc_cpn_TermLoanPeriod_F0B8120ADE7232DD3E70C72289595401" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_TermLoanPeriod_F0B8120ADE7232DD3E70C72289595401" xlink:to="lab_cpn_TermLoanPeriod_F0B8120ADE7232DD3E70C72289595401" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum_2B7754D93B240620BA83C72289598412_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum_2B7754D93B240620BA83C72289598412" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum </link:label>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum_2B7754D93B240620BA83C72289598412_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum_2B7754D93B240620BA83C72289598412" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum_2B7754D93B240620BA83C72289598412" xlink:type="locator"/>
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<link:label id="lab_cpn_LongTermDebtnetofOriginalIssuanceDisount_EA27219E3859F1CAEB71C72289597C44_terseLabel_en-US" xlink:label="lab_cpn_LongTermDebtnetofOriginalIssuanceDisount_EA27219E3859F1CAEB71C72289597C44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long Term Debt net of Original Issuance Disount </link:label>
<link:label id="lab_cpn_LongTermDebtnetofOriginalIssuanceDisount_EA27219E3859F1CAEB71C72289597C44_label_en-US" xlink:label="lab_cpn_LongTermDebtnetofOriginalIssuanceDisount_EA27219E3859F1CAEB71C72289597C44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long Term Debt net of Original Issuance Disount </link:label>
<link:label id="lab_cpn_LongTermDebtnetofOriginalIssuanceDisount_EA27219E3859F1CAEB71C72289597C44_documentation_en-US" xlink:label="lab_cpn_LongTermDebtnetofOriginalIssuanceDisount_EA27219E3859F1CAEB71C72289597C44" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long Term Debt net of Original Issuance Disount </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_LongTermDebtnetofOriginalIssuanceDisount" xlink:label="loc_cpn_LongTermDebtnetofOriginalIssuanceDisount_EA27219E3859F1CAEB71C72289597C44" xlink:type="locator"/>
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<link:label id="lab_cpn_PercentageOfPrincipalAmountOfTermLoanToBePaidQuarterly_2F0A9928DB44DB518763C7228959833F_terseLabel_en-US" xlink:label="lab_cpn_PercentageOfPrincipalAmountOfTermLoanToBePaidQuarterly_2F0A9928DB44DB518763C7228959833F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of principal amount of Term Loan to be paid quarterly </link:label>
<link:label id="lab_cpn_PercentageOfPrincipalAmountOfTermLoanToBePaidQuarterly_2F0A9928DB44DB518763C7228959833F_label_en-US" xlink:label="lab_cpn_PercentageOfPrincipalAmountOfTermLoanToBePaidQuarterly_2F0A9928DB44DB518763C7228959833F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage of principal amount of Term Loan to be paid quarterly </link:label>
<link:label id="lab_cpn_PercentageOfPrincipalAmountOfTermLoanToBePaidQuarterly_2F0A9928DB44DB518763C7228959833F_documentation_en-US" xlink:label="lab_cpn_PercentageOfPrincipalAmountOfTermLoanToBePaidQuarterly_2F0A9928DB44DB518763C7228959833F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percentage of the principal amount of the Term Loan to be paid quarterly </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_PercentageOfPrincipalAmountOfTermLoanToBePaidQuarterly" xlink:label="loc_cpn_PercentageOfPrincipalAmountOfTermLoanToBePaidQuarterly_2F0A9928DB44DB518763C7228959833F" xlink:type="locator"/>
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<link:label id="lab_cpn_EurodollarRateForAOneMonthInterestPeriodMember_C1E874F80717F943BDAEC7228966800E_terseLabel_en-US" xlink:label="lab_cpn_EurodollarRateForAOneMonthInterestPeriodMember_C1E874F80717F943BDAEC7228966800E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Eurodollar Rate For A One Month Interest Period [Member] </link:label>
<link:label id="lab_cpn_EurodollarRateForAOneMonthInterestPeriodMember_C1E874F80717F943BDAEC7228966800E_label_en-US" xlink:label="lab_cpn_EurodollarRateForAOneMonthInterestPeriodMember_C1E874F80717F943BDAEC7228966800E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Eurodollar Rate For A One Month Interest Period [Member] </link:label>
<link:label id="lab_cpn_EurodollarRateForAOneMonthInterestPeriodMember_C1E874F80717F943BDAEC7228966800E_documentation_en-US" xlink:label="lab_cpn_EurodollarRateForAOneMonthInterestPeriodMember_C1E874F80717F943BDAEC7228966800E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Eurodollar Rate For A One Month Interest Period [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_EurodollarRateForAOneMonthInterestPeriodMember" xlink:label="loc_cpn_EurodollarRateForAOneMonthInterestPeriodMember_C1E874F80717F943BDAEC7228966800E" xlink:type="locator"/>
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<link:label id="lab_cpn_FirstLienTermLoans2018Member_CEE9A9D81292C1AEED6CC72289675905_terseLabel_en-US" xlink:label="lab_cpn_FirstLienTermLoans2018Member_CEE9A9D81292C1AEED6CC72289675905" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> First Lien Term Loans 2018 [Member] </link:label>
<link:label id="lab_cpn_FirstLienTermLoans2018Member_CEE9A9D81292C1AEED6CC72289675905_label_en-US" xlink:label="lab_cpn_FirstLienTermLoans2018Member_CEE9A9D81292C1AEED6CC72289675905" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> First Lien Term Loans 2018 [Member] </link:label>
<link:label id="lab_cpn_FirstLienTermLoans2018Member_CEE9A9D81292C1AEED6CC72289675905_documentation_en-US" xlink:label="lab_cpn_FirstLienTermLoans2018Member_CEE9A9D81292C1AEED6CC72289675905" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> First Lien Term Loans 2018 [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_FirstLienTermLoans2018Member" xlink:label="loc_cpn_FirstLienTermLoans2018Member_CEE9A9D81292C1AEED6CC72289675905" xlink:type="locator"/>
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<link:label id="lab_cpn_FirstLienTermLoan2019Member_7C52131FF948BD1D5C35C7228967D223_terseLabel_en-US" xlink:label="lab_cpn_FirstLienTermLoan2019Member_7C52131FF948BD1D5C35C7228967D223" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> First Lien Term Loan 2019 [Member] </link:label>
<link:label id="lab_cpn_FirstLienTermLoan2019Member_7C52131FF948BD1D5C35C7228967D223_label_en-US" xlink:label="lab_cpn_FirstLienTermLoan2019Member_7C52131FF948BD1D5C35C7228967D223" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> First Lien Term Loan 2019 [Member] </link:label>
<link:label id="lab_cpn_FirstLienTermLoan2019Member_7C52131FF948BD1D5C35C7228967D223_documentation_en-US" xlink:label="lab_cpn_FirstLienTermLoan2019Member_7C52131FF948BD1D5C35C7228967D223" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> First Lien Term Loan 2019 [Member] </link:label>
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<link:label id="lab_us-gaap_IncomeStatementAbstract_0A7BE552926D70C1FCDEC72289F988A4_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_0A7BE552926D70C1FCDEC72289F988A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement [Abstract] </link:label>
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<link:label id="lab_us-gaap_StatementScenarioAxis_6AF7F72184FB9E12031FC72289F902F7_label_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_6AF7F72184FB9E12031FC72289F902F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Scenario [Axis] </link:label>
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<link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_722DFDB7793862FEDE93C72289F94A8D_terseLabel_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_722DFDB7793862FEDE93C72289F94A8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Scenario, Unspecified [Domain] </link:label>
<link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_722DFDB7793862FEDE93C72289F94A8D_label_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_722DFDB7793862FEDE93C72289F94A8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Scenario, Unspecified [Domain] </link:label>
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<link:label id="lab_us-gaap_RevenuesAbstract_3E8A76FEF729DEE92FF3C72289F9F84F_terseLabel_en-US" xlink:label="lab_us-gaap_RevenuesAbstract_3E8A76FEF729DEE92FF3C72289F9F84F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating revenues: </link:label>
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<link:label id="lab_us-gaap_SalesRevenueFromEnergyCommoditiesAndServices_B934FD0B3766C5000F53C72289FADAC7_terseLabel_en-US" xlink:label="lab_us-gaap_SalesRevenueFromEnergyCommoditiesAndServices_B934FD0B3766C5000F53C72289FADAC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commodity revenue </link:label>
<link:label id="lab_us-gaap_SalesRevenueFromEnergyCommoditiesAndServices_B934FD0B3766C5000F53C72289FADAC7_label_en-US" xlink:label="lab_us-gaap_SalesRevenueFromEnergyCommoditiesAndServices_B934FD0B3766C5000F53C72289FADAC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Sales Revenue from Energy Commodities and Services </link:label>
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<link:label id="lab_cpn_MarktoMarketGainLossonDerivativesincludedinOperatingRevenues_A32BED0E0E9F6D5F9F29C72289FA7F2F_terseLabel_en-US" xlink:label="lab_cpn_MarktoMarketGainLossonDerivativesincludedinOperatingRevenues_A32BED0E0E9F6D5F9F29C72289FA7F2F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Mark to Market Gain Loss on Derivatives included in Operating Revenues </link:label>
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<link:label id="lab_us-gaap_OtherOperatingIncome_D36FB4E9694BDD70B7E6C72289FAC740_terseLabel_en-US" xlink:label="lab_us-gaap_OtherOperatingIncome_D36FB4E9694BDD70B7E6C72289FAC740" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other revenue </link:label>
<link:label id="lab_us-gaap_OtherOperatingIncome_D36FB4E9694BDD70B7E6C72289FAC740_label_en-US" xlink:label="lab_us-gaap_OtherOperatingIncome_D36FB4E9694BDD70B7E6C72289FAC740" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Operating Income </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherOperatingIncome" xlink:label="loc_us-gaap_OtherOperatingIncome_D36FB4E9694BDD70B7E6C72289FAC740" xlink:type="locator"/>
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<link:label id="lab_us-gaap_Revenues_B16697C1BA38CF7D5B94C72289FA58D6_totalLabel_en-US" xlink:label="lab_us-gaap_Revenues_B16697C1BA38CF7D5B94C72289FA58D6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Operating revenues </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_B16697C1BA38CF7D5B94C72289FA58D6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostOfRevenueAbstract_CD5BC2C4D657670BECE9C72289FA2768_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfRevenueAbstract_CD5BC2C4D657670BECE9C72289FA2768" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating expenses: </link:label>
<link:label id="lab_us-gaap_CostOfRevenueAbstract_CD5BC2C4D657670BECE9C72289FA2768_label_en-US" xlink:label="lab_us-gaap_CostOfRevenueAbstract_CD5BC2C4D657670BECE9C72289FA2768" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Revenue [Abstract] </link:label>
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<link:label id="lab_us-gaap_CostOfGoodsAndServicesEnergyCommoditiesAndServices_8BEB0336FF74CBACE94CC72289FA907F_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfGoodsAndServicesEnergyCommoditiesAndServices_8BEB0336FF74CBACE94CC72289FA907F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commodity expense </link:label>
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<link:label id="lab_us-gaap_EarningsPerShareBasic_2A3A1D4D37DDB148EFCAC72289FB0D20_totalLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_2A3A1D4D37DDB148EFCAC72289FB0D20" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net income (loss) per common share attributable to Calpine — basic (in dollars per share) </link:label>
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<link:label id="lab_us-gaap_AccountingPoliciesAbstract_F77533D5E558D0ECAADDC72289C09761_label_en-US" xlink:label="lab_us-gaap_AccountingPoliciesAbstract_F77533D5E558D0ECAADDC72289C09761" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounting Policies [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_F77533D5E558D0ECAADDC72289C09761" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_F77533D5E558D0ECAADDC72289C09761" xlink:to="lab_us-gaap_AccountingPoliciesAbstract_F77533D5E558D0ECAADDC72289C09761" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConsolidationPolicyTextBlock_8D23DE95E29133858E79C72289C0DEEA_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationPolicyTextBlock_8D23DE95E29133858E79C72289C0DEEA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation </link:label>
<link:label id="lab_us-gaap_ConsolidationPolicyTextBlock_8D23DE95E29133858E79C72289C0DEEA_label_en-US" xlink:label="lab_us-gaap_ConsolidationPolicyTextBlock_8D23DE95E29133858E79C72289C0DEEA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConsolidationPolicyTextBlock" xlink:label="loc_us-gaap_ConsolidationPolicyTextBlock_8D23DE95E29133858E79C72289C0DEEA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConsolidationPolicyTextBlock_8D23DE95E29133858E79C72289C0DEEA" xlink:to="lab_us-gaap_ConsolidationPolicyTextBlock_8D23DE95E29133858E79C72289C0DEEA" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConsolidationVariableInterestEntityPolicy_706AB399C1FEC620A740C72289C013F9_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationVariableInterestEntityPolicy_706AB399C1FEC620A740C72289C013F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Method Investments </link:label>
<link:label id="lab_us-gaap_ConsolidationVariableInterestEntityPolicy_706AB399C1FEC620A740C72289C013F9_label_en-US" xlink:label="lab_us-gaap_ConsolidationVariableInterestEntityPolicy_706AB399C1FEC620A740C72289C013F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation, Variable Interest Entity, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConsolidationVariableInterestEntityPolicy" xlink:label="loc_us-gaap_ConsolidationVariableInterestEntityPolicy_706AB399C1FEC620A740C72289C013F9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConsolidationVariableInterestEntityPolicy_706AB399C1FEC620A740C72289C013F9" xlink:to="lab_us-gaap_ConsolidationVariableInterestEntityPolicy_706AB399C1FEC620A740C72289C013F9" xlink:type="arc"/>
<link:label id="lab_cpn_JointlyOwnedPlantsPolicyTextBlock_7EDFE6C80962EE989A4EC72289C04AF3_verboseLabel_en-US" xlink:label="lab_cpn_JointlyOwnedPlantsPolicyTextBlock_7EDFE6C80962EE989A4EC72289C04AF3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Jointly-Owned Plants </link:label>
<link:label id="lab_cpn_JointlyOwnedPlantsPolicyTextBlock_7EDFE6C80962EE989A4EC72289C04AF3_label_en-US" xlink:label="lab_cpn_JointlyOwnedPlantsPolicyTextBlock_7EDFE6C80962EE989A4EC72289C04AF3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Jointly-Owned Plants [Policy Text Block] </link:label>
<link:label id="lab_cpn_JointlyOwnedPlantsPolicyTextBlock_7EDFE6C80962EE989A4EC72289C04AF3_documentation_en-US" xlink:label="lab_cpn_JointlyOwnedPlantsPolicyTextBlock_7EDFE6C80962EE989A4EC72289C04AF3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Jointly-Owned Plants [Policy Text Block] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_JointlyOwnedPlantsPolicyTextBlock" xlink:label="loc_cpn_JointlyOwnedPlantsPolicyTextBlock_7EDFE6C80962EE989A4EC72289C04AF3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_JointlyOwnedPlantsPolicyTextBlock_7EDFE6C80962EE989A4EC72289C04AF3" xlink:to="lab_cpn_JointlyOwnedPlantsPolicyTextBlock_7EDFE6C80962EE989A4EC72289C04AF3" xlink:type="arc"/>
<link:label id="lab_us-gaap_UseOfEstimates_27CFBA95C9B8FC3F7815C72289C071B0_terseLabel_en-US" xlink:label="lab_us-gaap_UseOfEstimates_27CFBA95C9B8FC3F7815C72289C071B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Use of Estimates in Preparation of Financial Statements </link:label>
<link:label id="lab_us-gaap_UseOfEstimates_27CFBA95C9B8FC3F7815C72289C071B0_label_en-US" xlink:label="lab_us-gaap_UseOfEstimates_27CFBA95C9B8FC3F7815C72289C071B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Use of Estimates, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="loc_us-gaap_UseOfEstimates_27CFBA95C9B8FC3F7815C72289C071B0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UseOfEstimates_27CFBA95C9B8FC3F7815C72289C071B0" xlink:to="lab_us-gaap_UseOfEstimates_27CFBA95C9B8FC3F7815C72289C071B0" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_26CACBED1DD177461305C72289C0DC5E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_26CACBED1DD177461305C72289C0DC5E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value of Financial Instruments and Derivatives </link:label>
<link:label id="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_26CACBED1DD177461305C72289C0DC5E_label_en-US" xlink:label="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_26CACBED1DD177461305C72289C0DC5E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value of Financial Instruments, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="loc_us-gaap_FairValueOfFinancialInstrumentsPolicy_26CACBED1DD177461305C72289C0DC5E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueOfFinancialInstrumentsPolicy_26CACBED1DD177461305C72289C0DC5E" xlink:to="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_26CACBED1DD177461305C72289C0DC5E" xlink:type="arc"/>
<link:label id="lab_cpn_ConcentrationsOfCreditRiskPolicyTextBlock_B475C4AD7BC30CD3E1FEC72289C09775_terseLabel_en-US" xlink:label="lab_cpn_ConcentrationsOfCreditRiskPolicyTextBlock_B475C4AD7BC30CD3E1FEC72289C09775" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentrations of Credit Risk </link:label>
<link:label id="lab_cpn_ConcentrationsOfCreditRiskPolicyTextBlock_B475C4AD7BC30CD3E1FEC72289C09775_label_en-US" xlink:label="lab_cpn_ConcentrationsOfCreditRiskPolicyTextBlock_B475C4AD7BC30CD3E1FEC72289C09775" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentrations of Credit Risk [Policy Text Block] </link:label>
<link:label id="lab_cpn_ConcentrationsOfCreditRiskPolicyTextBlock_B475C4AD7BC30CD3E1FEC72289C09775_documentation_en-US" xlink:label="lab_cpn_ConcentrationsOfCreditRiskPolicyTextBlock_B475C4AD7BC30CD3E1FEC72289C09775" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Credit Risk, Policy </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_ConcentrationsOfCreditRiskPolicyTextBlock" xlink:label="loc_cpn_ConcentrationsOfCreditRiskPolicyTextBlock_B475C4AD7BC30CD3E1FEC72289C09775" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_ConcentrationsOfCreditRiskPolicyTextBlock_B475C4AD7BC30CD3E1FEC72289C09775" xlink:to="lab_cpn_ConcentrationsOfCreditRiskPolicyTextBlock_B475C4AD7BC30CD3E1FEC72289C09775" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_D5C465B8E5C926A2B0DDC72289C0CBDD_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_D5C465B8E5C926A2B0DDC72289C0CBDD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_D5C465B8E5C926A2B0DDC72289C0CBDD_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_D5C465B8E5C926A2B0DDC72289C0CBDD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="loc_us-gaap_CashAndCashEquivalentsPolicyTextBlock_D5C465B8E5C926A2B0DDC72289C0CBDD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsPolicyTextBlock_D5C465B8E5C926A2B0DDC72289C0CBDD" xlink:to="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_D5C465B8E5C926A2B0DDC72289C0CBDD" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_E12BE41A57FF3F2E05DEC72289C0BD85_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_E12BE41A57FF3F2E05DEC72289C0BD85" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Cash </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_E12BE41A57FF3F2E05DEC72289C0BD85_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_E12BE41A57FF3F2E05DEC72289C0BD85" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:label="loc_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_E12BE41A57FF3F2E05DEC72289C0BD85" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_E12BE41A57FF3F2E05DEC72289C0BD85" xlink:to="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_E12BE41A57FF3F2E05DEC72289C0BD85" xlink:type="arc"/>
<link:label id="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_FDAFE72CB5DAC731F2F2C72289C00A2C_terseLabel_en-US" xlink:label="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_FDAFE72CB5DAC731F2F2C72289C00A2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts Receivable and Payable </link:label>
<link:label id="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_FDAFE72CB5DAC731F2F2C72289C00A2C_label_en-US" xlink:label="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_FDAFE72CB5DAC731F2F2C72289C00A2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Trade and Other Accounts Receivable, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TradeAndOtherAccountsReceivablePolicy" xlink:label="loc_us-gaap_TradeAndOtherAccountsReceivablePolicy_FDAFE72CB5DAC731F2F2C72289C00A2C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TradeAndOtherAccountsReceivablePolicy_FDAFE72CB5DAC731F2F2C72289C00A2C" xlink:to="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_FDAFE72CB5DAC731F2F2C72289C00A2C" xlink:type="arc"/>
<link:label id="lab_us-gaap_InventoryPolicyTextBlock_905AE3B7C42095A9E223C72289C0F3EF_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryPolicyTextBlock_905AE3B7C42095A9E223C72289C0F3EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Inventory </link:label>
<link:label id="lab_us-gaap_InventoryPolicyTextBlock_905AE3B7C42095A9E223C72289C0F3EF_label_en-US" xlink:label="lab_us-gaap_InventoryPolicyTextBlock_905AE3B7C42095A9E223C72289C0F3EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="loc_us-gaap_InventoryPolicyTextBlock_905AE3B7C42095A9E223C72289C0F3EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryPolicyTextBlock_905AE3B7C42095A9E223C72289C0F3EF" xlink:to="lab_us-gaap_InventoryPolicyTextBlock_905AE3B7C42095A9E223C72289C0F3EF" xlink:type="arc"/>
<link:label id="lab_cpn_CollateralPolicyTextBlock_B7D24387C5BB8C0648C3C72289C0C05F_terseLabel_en-US" xlink:label="lab_cpn_CollateralPolicyTextBlock_B7D24387C5BB8C0648C3C72289C0C05F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Collateral </link:label>
<link:label id="lab_cpn_CollateralPolicyTextBlock_B7D24387C5BB8C0648C3C72289C0C05F_label_en-US" xlink:label="lab_cpn_CollateralPolicyTextBlock_B7D24387C5BB8C0648C3C72289C0C05F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Collateral [Policy Text Block] </link:label>
<link:label id="lab_cpn_CollateralPolicyTextBlock_B7D24387C5BB8C0648C3C72289C0C05F_documentation_en-US" xlink:label="lab_cpn_CollateralPolicyTextBlock_B7D24387C5BB8C0648C3C72289C0C05F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Collateral [Policy Text Block] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_CollateralPolicyTextBlock" xlink:label="loc_cpn_CollateralPolicyTextBlock_B7D24387C5BB8C0648C3C72289C0C05F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_CollateralPolicyTextBlock_B7D24387C5BB8C0648C3C72289C0C05F" xlink:to="lab_cpn_CollateralPolicyTextBlock_B7D24387C5BB8C0648C3C72289C0C05F" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredChargesPolicyTextBlock_4C5B5D8964689100ED4AC72289C0303C_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredChargesPolicyTextBlock_4C5B5D8964689100ED4AC72289C0303C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Financing Costs </link:label>
<link:label id="lab_us-gaap_DeferredChargesPolicyTextBlock_4C5B5D8964689100ED4AC72289C0303C_label_en-US" xlink:label="lab_us-gaap_DeferredChargesPolicyTextBlock_4C5B5D8964689100ED4AC72289C0303C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Charges, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredChargesPolicyTextBlock" xlink:label="loc_us-gaap_DeferredChargesPolicyTextBlock_4C5B5D8964689100ED4AC72289C0303C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredChargesPolicyTextBlock_4C5B5D8964689100ED4AC72289C0303C" xlink:to="lab_us-gaap_DeferredChargesPolicyTextBlock_4C5B5D8964689100ED4AC72289C0303C" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4F7322A24C4524362518C72289C09F92_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4F7322A24C4524362518C72289C09F92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Net </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4F7322A24C4524362518C72289C09F92_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4F7322A24C4524362518C72289C09F92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4F7322A24C4524362518C72289C09F92" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4F7322A24C4524362518C72289C09F92" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4F7322A24C4524362518C72289C09F92" xlink:type="arc"/>
<link:label id="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_AAF85F4C04C9FF012A7EC72289C0108A_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_AAF85F4C04C9FF012A7EC72289C0108A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment Evaluation of Long-Lived Assets (Including Intangibles and Investments) </link:label>
<link:label id="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_AAF85F4C04C9FF012A7EC72289C0108A_label_en-US" xlink:label="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_AAF85F4C04C9FF012A7EC72289C0108A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" xlink:label="loc_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_AAF85F4C04C9FF012A7EC72289C0108A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationsPolicy_A884A8F11A20499AF7DAC72289C0BA90_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationsPolicy_A884A8F11A20499AF7DAC72289C0BA90" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationsPolicy_A884A8F11A20499AF7DAC72289C0BA90_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationsPolicy_A884A8F11A20499AF7DAC72289C0BA90" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligations, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_RevenueRecognitionPolicyTextBlock_A373EC16DC0055845EE1C72289C074EE_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueRecognitionPolicyTextBlock_A373EC16DC0055845EE1C72289C074EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue Recognition </link:label>
<link:label id="lab_us-gaap_RevenueRecognitionPolicyTextBlock_A373EC16DC0055845EE1C72289C074EE_label_en-US" xlink:label="lab_us-gaap_RevenueRecognitionPolicyTextBlock_A373EC16DC0055845EE1C72289C074EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue Recognition, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_LeasePolicyTextBlock_6A4D9B0539B1A41E9E83C72289C0D692_verboseLabel_en-US" xlink:label="lab_us-gaap_LeasePolicyTextBlock_6A4D9B0539B1A41E9E83C72289C0D692" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Lease, Policy </link:label>
<link:label id="lab_us-gaap_LeasePolicyTextBlock_6A4D9B0539B1A41E9E83C72289C0D692_label_en-US" xlink:label="lab_us-gaap_LeasePolicyTextBlock_6A4D9B0539B1A41E9E83C72289C0D692" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lease, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_DerivativesPolicyTextBlock_9BF4856757E945C17F78C72289C1785E_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativesPolicyTextBlock_9BF4856757E945C17F78C72289C1785E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounting for Derivative Instruments </link:label>
<link:label id="lab_us-gaap_DerivativesPolicyTextBlock_9BF4856757E945C17F78C72289C1785E_label_en-US" xlink:label="lab_us-gaap_DerivativesPolicyTextBlock_9BF4856757E945C17F78C72289C1785E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivatives, Policy [Policy Text Block] </link:label>
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<link:label id="lab_cpn_FuelAndPurchasedEnergyExpensePolicyTextBlock_849B2A50BBB87881BC45C72289C18FE9_terseLabel_en-US" xlink:label="lab_cpn_FuelAndPurchasedEnergyExpensePolicyTextBlock_849B2A50BBB87881BC45C72289C18FE9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fuel and Purchased Energy Expense </link:label>
<link:label id="lab_cpn_FuelAndPurchasedEnergyExpensePolicyTextBlock_849B2A50BBB87881BC45C72289C18FE9_label_en-US" xlink:label="lab_cpn_FuelAndPurchasedEnergyExpensePolicyTextBlock_849B2A50BBB87881BC45C72289C18FE9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> 'Fuel And Purchased Energy Expense [Policy Text Block] </link:label>
<link:label id="lab_cpn_FuelAndPurchasedEnergyExpensePolicyTextBlock_849B2A50BBB87881BC45C72289C18FE9_documentation_en-US" xlink:label="lab_cpn_FuelAndPurchasedEnergyExpensePolicyTextBlock_849B2A50BBB87881BC45C72289C18FE9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Fuel And Purchased Energy Expense [Policy Text Block] </link:label>
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<link:label id="lab_cpn_PlantOperatingExpensePolicyTextBlock_B857E148F86B24B357A3C72289C15B11_terseLabel_en-US" xlink:label="lab_cpn_PlantOperatingExpensePolicyTextBlock_B857E148F86B24B357A3C72289C15B11" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plant Operating Expense </link:label>
<link:label id="lab_cpn_PlantOperatingExpensePolicyTextBlock_B857E148F86B24B357A3C72289C15B11_label_en-US" xlink:label="lab_cpn_PlantOperatingExpensePolicyTextBlock_B857E148F86B24B357A3C72289C15B11" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Plant Operating Expense [Policy Text Block] </link:label>
<link:label id="lab_cpn_PlantOperatingExpensePolicyTextBlock_B857E148F86B24B357A3C72289C15B11_documentation_en-US" xlink:label="lab_cpn_PlantOperatingExpensePolicyTextBlock_B857E148F86B24B357A3C72289C15B11" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Plant Operating Expense [Policy Text Block] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_PlantOperatingExpensePolicyTextBlock" xlink:label="loc_cpn_PlantOperatingExpensePolicyTextBlock_B857E148F86B24B357A3C72289C15B11" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_62AF7DCFBAFAC7EFBAACC72289C13F5A_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_62AF7DCFBAFAC7EFBAACC72289C13F5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Taxes </link:label>
<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_62AF7DCFBAFAC7EFBAACC72289C13F5A_label_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_62AF7DCFBAFAC7EFBAACC72289C13F5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="loc_us-gaap_IncomeTaxPolicyTextBlock_62AF7DCFBAFAC7EFBAACC72289C13F5A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EarningsPerSharePolicyTextBlock_9EF10827AA1F9EB63027C72289C14BEA_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerSharePolicyTextBlock_9EF10827AA1F9EB63027C72289C14BEA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Earnings (Loss) per Share </link:label>
<link:label id="lab_us-gaap_EarningsPerSharePolicyTextBlock_9EF10827AA1F9EB63027C72289C14BEA_label_en-US" xlink:label="lab_us-gaap_EarningsPerSharePolicyTextBlock_9EF10827AA1F9EB63027C72289C14BEA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="loc_us-gaap_EarningsPerSharePolicyTextBlock_9EF10827AA1F9EB63027C72289C14BEA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_0DBFA5126F4444B51D3CC72289C1FD8A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_0DBFA5126F4444B51D3CC72289C1FD8A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-Based Compensation </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_0DBFA5126F4444B51D3CC72289C1FD8A_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_0DBFA5126F4444B51D3CC72289C1FD8A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] </link:label>
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<link:label id="lab_cpn_TreasuryStockPolicyTextBlock_94C4B26DB09C6BF4138EC72289C10CE9_verboseLabel_en-US" xlink:label="lab_cpn_TreasuryStockPolicyTextBlock_94C4B26DB09C6BF4138EC72289C10CE9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Treasury Stock </link:label>
<link:label id="lab_cpn_TreasuryStockPolicyTextBlock_94C4B26DB09C6BF4138EC72289C10CE9_label_en-US" xlink:label="lab_cpn_TreasuryStockPolicyTextBlock_94C4B26DB09C6BF4138EC72289C10CE9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock [Policy Text Block] </link:label>
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<link:loc xlink:href="cpn-20151231.xsd#cpn_TreasuryStockPolicyTextBlock" xlink:label="loc_cpn_TreasuryStockPolicyTextBlock_94C4B26DB09C6BF4138EC72289C10CE9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommitmentsAndContingenciesPolicyTextBlock_6F40345E4AA34B2FD664C72289C1A74D_verboseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesPolicyTextBlock_6F40345E4AA34B2FD664C72289C1A74D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies </link:label>
<link:label id="lab_us-gaap_CommitmentsAndContingenciesPolicyTextBlock_6F40345E4AA34B2FD664C72289C1A74D_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesPolicyTextBlock_6F40345E4AA34B2FD664C72289C1A74D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_0E0D3FA9C68837ED1340C72289C1B8E0_verboseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_0E0D3FA9C68837ED1340C72289C1B8E0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements </link:label>
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<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_E4079AF4C739697A7192C72288C2ACEA_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_E4079AF4C739697A7192C72288C2ACEA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] </link:label>
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<link:label id="lab_us-gaap_PlanNameAxis_8A804A947192D2EA49BCC72288C2D18D_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameAxis_8A804A947192D2EA49BCC72288C2D18D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plan Name [Axis] </link:label>
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<link:label id="lab_us-gaap_PlanNameDomain_8D028FAD8D5136BD2336C72288C29C84_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameDomain_8D028FAD8D5136BD2336C72288C29C84" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plan Name [Domain] </link:label>
<link:label id="lab_us-gaap_PlanNameDomain_8D028FAD8D5136BD2336C72288C29C84_label_en-US" xlink:label="lab_us-gaap_PlanNameDomain_8D028FAD8D5136BD2336C72288C29C84" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Plan Name [Domain] </link:label>
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<link:label id="lab_cpn_DirectorPlanMember_FFA091322F3287BAE5CAC72288C2C815_terseLabel_en-US" xlink:label="lab_cpn_DirectorPlanMember_FFA091322F3287BAE5CAC72288C2C815" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Director Plan [Member] </link:label>
<link:label id="lab_cpn_DirectorPlanMember_FFA091322F3287BAE5CAC72288C2C815_label_en-US" xlink:label="lab_cpn_DirectorPlanMember_FFA091322F3287BAE5CAC72288C2C815" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Director Plan [Member] </link:label>
<link:label id="lab_cpn_DirectorPlanMember_FFA091322F3287BAE5CAC72288C2C815_documentation_en-US" xlink:label="lab_cpn_DirectorPlanMember_FFA091322F3287BAE5CAC72288C2C815" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Director Plan [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_DirectorPlanMember" xlink:label="loc_cpn_DirectorPlanMember_FFA091322F3287BAE5CAC72288C2C815" xlink:type="locator"/>
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<link:label id="lab_cpn_EquityPlanMember_A9CEF2C72262BA5903E0C72288C28222_terseLabel_en-US" xlink:label="lab_cpn_EquityPlanMember_A9CEF2C72262BA5903E0C72288C28222" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Plan [Member] </link:label>
<link:label id="lab_cpn_EquityPlanMember_A9CEF2C72262BA5903E0C72288C28222_label_en-US" xlink:label="lab_cpn_EquityPlanMember_A9CEF2C72262BA5903E0C72288C28222" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Plan [Member] </link:label>
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<link:loc xlink:href="cpn-20151231.xsd#cpn_EquityPlanMember" xlink:label="loc_cpn_EquityPlanMember_A9CEF2C72262BA5903E0C72288C28222" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AwardTypeAxis_3E4D006C15C726F366A2C72288C24DC8_terseLabel_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_3E4D006C15C726F366A2C72288C24DC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Award Type [Axis] </link:label>
<link:label id="lab_us-gaap_AwardTypeAxis_3E4D006C15C726F366A2C72288C24DC8_label_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_3E4D006C15C726F366A2C72288C24DC8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Award Type [Axis] </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_74892DDA08E37B91CAC6C72288C24E4D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_74892DDA08E37B91CAC6C72288C24E4D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Award Type [Domain] </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_74892DDA08E37B91CAC6C72288C24E4D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_74892DDA08E37B91CAC6C72288C24E4D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Award [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_74892DDA08E37B91CAC6C72288C24E4D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestrictedStockMember_976D534C37CBC2FBBBBFC72288C21BE8_label_en-US" xlink:label="lab_us-gaap_RestrictedStockMember_976D534C37CBC2FBBBBFC72288C21BE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Stock [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="loc_us-gaap_RestrictedStockMember_976D534C37CBC2FBBBBFC72288C21BE8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PerformanceSharesMember_7876718F48213BE655E5C72288C31C49_terseLabel_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_7876718F48213BE655E5C72288C31C49" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Performance Shares [Member] </link:label>
<link:label id="lab_us-gaap_PerformanceSharesMember_7876718F48213BE655E5C72288C31C49_label_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_7876718F48213BE655E5C72288C31C49" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Performance Shares [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="loc_us-gaap_PerformanceSharesMember_7876718F48213BE655E5C72288C31C49" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_60B35813B27AB38B65C6C72288C3B72A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_60B35813B27AB38B65C6C72288C3B72A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award [Line Items] </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_60B35813B27AB38B65C6C72288C3B72A_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_60B35813B27AB38B65C6C72288C3B72A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_60B35813B27AB38B65C6C72288C3B72A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_9B57D0CA846CD992865DC72288C359C6_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_9B57D0CA846CD992865DC72288C359C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_9B57D0CA846CD992865DC72288C359C6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_B2AE30457A6CCFA58B3DC72288C37240_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_B2AE30457A6CCFA58B3DC72288C37240" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Total Fair Value </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_65339C15D3DEB775A7ECC72288C36C00_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_65339C15D3DEB775A7ECC72288C36C00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] </link:label>
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<link:label id="lab_cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForEmployees_46D8F78098F000620237C72288C65928_terseLabel_en-US" xlink:label="lab_cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForEmployees_46D8F78098F000620237C72288C65928" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized for Employees </link:label>
<link:label id="lab_cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForEmployees_46D8F78098F000620237C72288C65928_label_en-US" xlink:label="lab_cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForEmployees_46D8F78098F000620237C72288C65928" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized for Employees </link:label>
<link:label id="lab_cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForEmployees_46D8F78098F000620237C72288C65928_documentation_en-US" xlink:label="lab_cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForEmployees_46D8F78098F000620237C72288C65928" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized for Employees </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForEmployees" xlink:label="loc_cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForEmployees_46D8F78098F000620237C72288C65928" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_2263353EB6EA6C97C9CDC72288C6E6A1_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_2263353EB6EA6C97C9CDC72288C6E6A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common Stock, Capital Shares Reserved for Future Issuance </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_2263353EB6EA6C97C9CDC72288C6E6A1" xlink:type="locator"/>
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<link:label id="lab_cpn_VestTermOfFirstSubGrant_83D26DF8604489C264E4C72288C66672_terseLabel_en-US" xlink:label="lab_cpn_VestTermOfFirstSubGrant_83D26DF8604489C264E4C72288C66672" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vest Term of First Sub Grant </link:label>
<link:label id="lab_cpn_VestTermOfFirstSubGrant_83D26DF8604489C264E4C72288C66672_label_en-US" xlink:label="lab_cpn_VestTermOfFirstSubGrant_83D26DF8604489C264E4C72288C66672" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vest Term of First Sub Grant </link:label>
<link:label id="lab_cpn_VestTermOfFirstSubGrant_83D26DF8604489C264E4C72288C66672_documentation_en-US" xlink:label="lab_cpn_VestTermOfFirstSubGrant_83D26DF8604489C264E4C72288C66672" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Vesting Term of First Sub Grant </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_VestTermOfFirstSubGrant" xlink:label="loc_cpn_VestTermOfFirstSubGrant_83D26DF8604489C264E4C72288C66672" xlink:type="locator"/>
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<link:label id="lab_cpn_VestTermOfSecondSubGrant_DF5051A789EA3493A267C72288C63B64_label_en-US" xlink:label="lab_cpn_VestTermOfSecondSubGrant_DF5051A789EA3493A267C72288C63B64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vest Term of the Second Sub-Grant </link:label>
<link:label id="lab_cpn_VestTermOfSecondSubGrant_DF5051A789EA3493A267C72288C63B64_documentation_en-US" xlink:label="lab_cpn_VestTermOfSecondSubGrant_DF5051A789EA3493A267C72288C63B64" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Vesting Term of the Second Sub-Grant </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_VestTermOfSecondSubGrant" xlink:label="loc_cpn_VestTermOfSecondSubGrant_DF5051A789EA3493A267C72288C63B64" xlink:type="locator"/>
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<link:label id="lab_cpn_VestTermOfThirdSubGrant_0F7ECF365163E9C15C8EC72288C68975_terseLabel_en-US" xlink:label="lab_cpn_VestTermOfThirdSubGrant_0F7ECF365163E9C15C8EC72288C68975" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vest Term of the Third Sub-Grant </link:label>
<link:label id="lab_cpn_VestTermOfThirdSubGrant_0F7ECF365163E9C15C8EC72288C68975_label_en-US" xlink:label="lab_cpn_VestTermOfThirdSubGrant_0F7ECF365163E9C15C8EC72288C68975" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vest Term of the Third Sub-Grant </link:label>
<link:label id="lab_cpn_VestTermOfThirdSubGrant_0F7ECF365163E9C15C8EC72288C68975_documentation_en-US" xlink:label="lab_cpn_VestTermOfThirdSubGrant_0F7ECF365163E9C15C8EC72288C68975" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Vesting Term of the Third Sub-Grant </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_VestTermOfThirdSubGrant" xlink:label="loc_cpn_VestTermOfThirdSubGrant_0F7ECF365163E9C15C8EC72288C68975" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_VestTermOfThirdSubGrant_0F7ECF365163E9C15C8EC72288C68975" xlink:to="lab_cpn_VestTermOfThirdSubGrant_0F7ECF365163E9C15C8EC72288C68975" xlink:type="arc"/>
<link:label id="lab_cpn_GrantsinOptionGrantswithThreeYearCliffVesting_CCABBBE4B8A7A7BD1EC1C72288C65344_terseLabel_en-US" xlink:label="lab_cpn_GrantsinOptionGrantswithThreeYearCliffVesting_CCABBBE4B8A7A7BD1EC1C72288C65344" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Grants in Option Grants with Three Year Cliff Vesting </link:label>
<link:label id="lab_cpn_GrantsinOptionGrantswithThreeYearCliffVesting_CCABBBE4B8A7A7BD1EC1C72288C65344_label_en-US" xlink:label="lab_cpn_GrantsinOptionGrantswithThreeYearCliffVesting_CCABBBE4B8A7A7BD1EC1C72288C65344" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Grants in Option Grants with Three Year Cliff Vesting </link:label>
<link:label id="lab_cpn_GrantsinOptionGrantswithThreeYearCliffVesting_CCABBBE4B8A7A7BD1EC1C72288C65344_documentation_en-US" xlink:label="lab_cpn_GrantsinOptionGrantswithThreeYearCliffVesting_CCABBBE4B8A7A7BD1EC1C72288C65344" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Grants in Option Grants with Three Year Cliff Vesting </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_GrantsinOptionGrantswithThreeYearCliffVesting" xlink:label="loc_cpn_GrantsinOptionGrantswithThreeYearCliffVesting_CCABBBE4B8A7A7BD1EC1C72288C65344" xlink:type="locator"/>
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<link:label id="lab_cpn_VestingTermOfOptionGrantsWithThreeYearCliffVesting_D7FF4E98FEEF9279DE7DC72288C6F8B0_terseLabel_en-US" xlink:label="lab_cpn_VestingTermOfOptionGrantsWithThreeYearCliffVesting_D7FF4E98FEEF9279DE7DC72288C6F8B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting term of option grants with three year cliff vesting </link:label>
<link:label id="lab_cpn_VestingTermOfOptionGrantsWithThreeYearCliffVesting_D7FF4E98FEEF9279DE7DC72288C6F8B0_label_en-US" xlink:label="lab_cpn_VestingTermOfOptionGrantsWithThreeYearCliffVesting_D7FF4E98FEEF9279DE7DC72288C6F8B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vesting term of option grants with three year cliff vesting </link:label>
<link:label id="lab_cpn_VestingTermOfOptionGrantsWithThreeYearCliffVesting_D7FF4E98FEEF9279DE7DC72288C6F8B0_documentation_en-US" xlink:label="lab_cpn_VestingTermOfOptionGrantsWithThreeYearCliffVesting_D7FF4E98FEEF9279DE7DC72288C6F8B0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Vesting term of option grants with three year cliff vesting </link:label>
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<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_22EE9904BB81E39E2D20C72288C62853_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_22EE9904BB81E39E2D20C72288C62853" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation expense </link:label>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_22EE9904BB81E39E2D20C72288C62853_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_22EE9904BB81E39E2D20C72288C62853" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Allocated Share-based Compensation Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_22EE9904BB81E39E2D20C72288C62853" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions_6AFF519A1D7B0A038C48C72288C678EA_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions_6AFF519A1D7B0A038C48C72288C678EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options </link:label>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions_6AFF519A1D7B0A038C48C72288C678EA_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions_6AFF519A1D7B0A038C48C72288C678EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options </link:label>
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<link:label id="lab_cpn_AllocatedShareBasedCompensationExpenseLiabilityClassifiedShareBasedAwards_4D3F817044784384FFA0C72288C64BDA_terseLabel_en-US" xlink:label="lab_cpn_AllocatedShareBasedCompensationExpenseLiabilityClassifiedShareBasedAwards_4D3F817044784384FFA0C72288C64BDA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Allocated Share Based Compensation Expense Liability Classified Share-Based Awards </link:label>
<link:label id="lab_cpn_AllocatedShareBasedCompensationExpenseLiabilityClassifiedShareBasedAwards_4D3F817044784384FFA0C72288C64BDA_label_en-US" xlink:label="lab_cpn_AllocatedShareBasedCompensationExpenseLiabilityClassifiedShareBasedAwards_4D3F817044784384FFA0C72288C64BDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Allocated Share Based Compensation Expense Liability Classified Share-Based Awards </link:label>
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<link:loc xlink:href="cpn-20151231.xsd#cpn_AllocatedShareBasedCompensationExpenseLiabilityClassifiedShareBasedAwards" xlink:label="loc_cpn_AllocatedShareBasedCompensationExpenseLiabilityClassifiedShareBasedAwards_4D3F817044784384FFA0C72288C64BDA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent_48680A583CB5083DC21FC72289B18299_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent_48680A583CB5083DC21FC72289B18299" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Receivable, Current </link:label>
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<link:label id="lab_us-gaap_CommonStockMember_1C7AEA5E1C9263FBC020C722886EDFF4_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockMember_1C7AEA5E1C9263FBC020C722886EDFF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shares Issued [Member] </link:label>
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<link:label id="lab_cpn_CommodityForwardContractMember_1F988AC3D8523968539CC7228906CA83_documentation_en-US" xlink:label="lab_cpn_CommodityForwardContractMember_1F988AC3D8523968539CC7228906CA83" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commodity Forward Contract [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_CommodityForwardContractMember" xlink:label="loc_cpn_CommodityForwardContractMember_1F988AC3D8523968539CC7228906CA83" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestRateSwapMember_6BBF594749D45C43F3FEC7228906FE23_terseLabel_en-US" xlink:label="lab_us-gaap_InterestRateSwapMember_6BBF594749D45C43F3FEC7228906FE23" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest Rate Swap [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateSwapMember" xlink:label="loc_us-gaap_InterestRateSwapMember_6BBF594749D45C43F3FEC7228906FE23" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestRateSwapMember_6BBF594749D45C43F3FEC7228906FE23" xlink:to="lab_us-gaap_InterestRateSwapMember_6BBF594749D45C43F3FEC7228906FE23" xlink:type="arc"/>
<link:label id="lab_cpn_DerivativeInstrumentsSubjectToMasterNettingArrangementLineItems_912CE5A69D5107FC912AC722890635F7_terseLabel_en-US" xlink:label="lab_cpn_DerivativeInstrumentsSubjectToMasterNettingArrangementLineItems_912CE5A69D5107FC912AC722890635F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative [Line Items] </link:label>
<link:label id="lab_cpn_DerivativeInstrumentsSubjectToMasterNettingArrangementLineItems_912CE5A69D5107FC912AC722890635F7_label_en-US" xlink:label="lab_cpn_DerivativeInstrumentsSubjectToMasterNettingArrangementLineItems_912CE5A69D5107FC912AC722890635F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Instruments Subject to Master Netting Arrangement [Line Items] </link:label>
<link:label id="lab_cpn_DerivativeInstrumentsSubjectToMasterNettingArrangementLineItems_912CE5A69D5107FC912AC722890635F7_documentation_en-US" xlink:label="lab_cpn_DerivativeInstrumentsSubjectToMasterNettingArrangementLineItems_912CE5A69D5107FC912AC722890635F7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> [Line Items] for Derivative Instruments Subject to Master Netting Arrangement [Table] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_DerivativeInstrumentsSubjectToMasterNettingArrangementLineItems" xlink:label="loc_cpn_DerivativeInstrumentsSubjectToMasterNettingArrangementLineItems_912CE5A69D5107FC912AC722890635F7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_2305D1A69EE35CE5C3CEC7228906CF2D_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_2305D1A69EE35CE5C3CEC7228906CF2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Fair Value, Gross Asset </link:label>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_2305D1A69EE35CE5C3CEC7228906CF2D_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_2305D1A69EE35CE5C3CEC7228906CF2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Fair Value, Gross Asset </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_2305D1A69EE35CE5C3CEC7228906CF2D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_2305D1A69EE35CE5C3CEC7228906CF2D" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_2305D1A69EE35CE5C3CEC7228906CF2D" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_D718F75AF85FB4113636C7228907BCCE_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_D718F75AF85FB4113636C7228907BCCE" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Not Offset, Policy Election Deduction </link:label>
<link:label id="lab_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_D718F75AF85FB4113636C7228907BCCE_label_en-US" xlink:label="lab_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_D718F75AF85FB4113636C7228907BCCE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Not Offset, Policy Election Deduction </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction" xlink:label="loc_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_D718F75AF85FB4113636C7228907BCCE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_D718F75AF85FB4113636C7228907BCCE" xlink:to="lab_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_D718F75AF85FB4113636C7228907BCCE" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeCollateralObligationToReturnCash_B92FAAE82F73CC35F244C72289075A12_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DerivativeCollateralObligationToReturnCash_B92FAAE82F73CC35F244C72289075A12" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Derivative, Collateral, Obligation to Return Cash </link:label>
<link:label id="lab_us-gaap_DerivativeCollateralObligationToReturnCash_B92FAAE82F73CC35F244C72289075A12_label_en-US" xlink:label="lab_us-gaap_DerivativeCollateralObligationToReturnCash_B92FAAE82F73CC35F244C72289075A12" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Collateral, Obligation to Return Cash </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeCollateralObligationToReturnCash" xlink:label="loc_us-gaap_DerivativeCollateralObligationToReturnCash_B92FAAE82F73CC35F244C72289075A12" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeCollateralObligationToReturnCash_B92FAAE82F73CC35F244C72289075A12" xlink:to="lab_us-gaap_DerivativeCollateralObligationToReturnCash_B92FAAE82F73CC35F244C72289075A12" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_B78A9C40E57C872172AFC72289075BB7_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_B78A9C40E57C872172AFC72289075BB7" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Fair Value, Amount Offset Against Collateral </link:label>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_B78A9C40E57C872172AFC72289075BB7_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_B78A9C40E57C872172AFC72289075BB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Fair Value, Amount Offset Against Collateral </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_B78A9C40E57C872172AFC72289075BB7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_B78A9C40E57C872172AFC72289075BB7" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_B78A9C40E57C872172AFC72289075BB7" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_41364A1E61A660EB12ACC72289075BE2_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_41364A1E61A660EB12ACC72289075BE2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Fair Value, Gross Liability </link:label>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_41364A1E61A660EB12ACC72289075BE2_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_41364A1E61A660EB12ACC72289075BE2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Fair Value, Gross Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_41364A1E61A660EB12ACC72289075BE2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_41364A1E61A660EB12ACC72289075BE2" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_41364A1E61A660EB12ACC72289075BE2" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_2924476328D9AF757862C72289072453_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_2924476328D9AF757862C72289072453" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Not Offset, Policy Election Deduction </link:label>
<link:label id="lab_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_2924476328D9AF757862C72289072453_label_en-US" xlink:label="lab_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_2924476328D9AF757862C72289072453" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Not Offset, Policy Election Deduction </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction" xlink:label="loc_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_2924476328D9AF757862C72289072453" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_2924476328D9AF757862C72289072453" xlink:to="lab_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_2924476328D9AF757862C72289072453" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeCollateralRightToReclaimCash_16E4492923854CF869A0C7228907F53E_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeCollateralRightToReclaimCash_16E4492923854CF869A0C7228907F53E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative, Collateral, Right to Reclaim Cash </link:label>
<link:label id="lab_us-gaap_DerivativeCollateralRightToReclaimCash_16E4492923854CF869A0C7228907F53E_label_en-US" xlink:label="lab_us-gaap_DerivativeCollateralRightToReclaimCash_16E4492923854CF869A0C7228907F53E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Collateral, Right to Reclaim Cash </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeCollateralRightToReclaimCash" xlink:label="loc_us-gaap_DerivativeCollateralRightToReclaimCash_16E4492923854CF869A0C7228907F53E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeCollateralRightToReclaimCash_16E4492923854CF869A0C7228907F53E" xlink:to="lab_us-gaap_DerivativeCollateralRightToReclaimCash_16E4492923854CF869A0C7228907F53E" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_41ABAFA2681794E7FFA9C72289078133_negatedTotalLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_41ABAFA2681794E7FFA9C72289078133" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Fair Value, Amount Offset Against Collateral </link:label>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_41ABAFA2681794E7FFA9C72289078133_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_41ABAFA2681794E7FFA9C72289078133" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Fair Value, Amount Offset Against Collateral </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_41ABAFA2681794E7FFA9C72289078133" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_41ABAFA2681794E7FFA9C72289078133" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_41ABAFA2681794E7FFA9C72289078133" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeNet_7F497D3B1B3BECCE89A5C7228907326A_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeNet_7F497D3B1B3BECCE89A5C7228907326A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net derivative assets (liabilities) </link:label>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeNet_7F497D3B1B3BECCE89A5C7228907326A_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeNet_7F497D3B1B3BECCE89A5C7228907326A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Fair Value, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNet" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeNet_7F497D3B1B3BECCE89A5C7228907326A" xlink:type="locator"/>
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<link:label id="lab_cpn_DerivativeFairValueAmountNotOffsetAgainstCollateralNet_87AEA9879DAF8C9AB2C5C7228907698B_totalLabel_en-US" xlink:label="lab_cpn_DerivativeFairValueAmountNotOffsetAgainstCollateralNet_87AEA9879DAF8C9AB2C5C7228907698B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Derivative Fair Value, Amount Not Offset Against Collateral, Net </link:label>
<link:label id="lab_cpn_DerivativeFairValueAmountNotOffsetAgainstCollateralNet_87AEA9879DAF8C9AB2C5C7228907698B_label_en-US" xlink:label="lab_cpn_DerivativeFairValueAmountNotOffsetAgainstCollateralNet_87AEA9879DAF8C9AB2C5C7228907698B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Fair Value, Amount Not Offset Against Collateral, Net </link:label>
<link:label id="lab_cpn_DerivativeFairValueAmountNotOffsetAgainstCollateralNet_87AEA9879DAF8C9AB2C5C7228907698B_documentation_en-US" xlink:label="lab_cpn_DerivativeFairValueAmountNotOffsetAgainstCollateralNet_87AEA9879DAF8C9AB2C5C7228907698B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Derivative Fair Value, Amount Not Offset Against Collateral, Net </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_DerivativeFairValueAmountNotOffsetAgainstCollateralNet" xlink:label="loc_cpn_DerivativeFairValueAmountNotOffsetAgainstCollateralNet_87AEA9879DAF8C9AB2C5C7228907698B" xlink:type="locator"/>
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<link:label id="lab_cpn_DerivativeCollateralRightToReclaimCashNet_CB0A4FFD3126B58E6941C72289073991_totalLabel_en-US" xlink:label="lab_cpn_DerivativeCollateralRightToReclaimCashNet_CB0A4FFD3126B58E6941C72289073991" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Derivative, Collateral, Right to Reclaim Cash, Net </link:label>
<link:label id="lab_cpn_DerivativeCollateralRightToReclaimCashNet_CB0A4FFD3126B58E6941C72289073991_label_en-US" xlink:label="lab_cpn_DerivativeCollateralRightToReclaimCashNet_CB0A4FFD3126B58E6941C72289073991" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Collateral, Right to Reclaim Cash, Net </link:label>
<link:label id="lab_cpn_DerivativeCollateralRightToReclaimCashNet_CB0A4FFD3126B58E6941C72289073991_documentation_en-US" xlink:label="lab_cpn_DerivativeCollateralRightToReclaimCashNet_CB0A4FFD3126B58E6941C72289073991" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Derivative, Collateral, Right to Reclaim Cash, Net </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_DerivativeCollateralRightToReclaimCashNet" xlink:label="loc_cpn_DerivativeCollateralRightToReclaimCashNet_CB0A4FFD3126B58E6941C72289073991" xlink:type="locator"/>
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<link:label id="lab_cpn_DerivativeAssetFairValueAmountOffsetAgainstCollateralNetOfDerivativeLiabilityFairValueAmountOffsetAgainstCollateral_71460385B37DF77913D7C7228907AF12_totalLabel_en-US" xlink:label="lab_cpn_DerivativeAssetFairValueAmountOffsetAgainstCollateralNetOfDerivativeLiabilityFairValueAmountOffsetAgainstCollateral_71460385B37DF77913D7C7228907AF12" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Derivative, Fair Value, Amount Offset Against Collateral, Net </link:label>
<link:label id="lab_cpn_DerivativeAssetFairValueAmountOffsetAgainstCollateralNetOfDerivativeLiabilityFairValueAmountOffsetAgainstCollateral_71460385B37DF77913D7C7228907AF12_label_en-US" xlink:label="lab_cpn_DerivativeAssetFairValueAmountOffsetAgainstCollateralNetOfDerivativeLiabilityFairValueAmountOffsetAgainstCollateral_71460385B37DF77913D7C7228907AF12" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Fair Value, Amount Offset Against Collateral Net Of Derivative Liability, Fair Value, Amount Offset Against Collateral </link:label>
<link:label id="lab_cpn_DerivativeAssetFairValueAmountOffsetAgainstCollateralNetOfDerivativeLiabilityFairValueAmountOffsetAgainstCollateral_71460385B37DF77913D7C7228907AF12_documentation_en-US" xlink:label="lab_cpn_DerivativeAssetFairValueAmountOffsetAgainstCollateralNetOfDerivativeLiabilityFairValueAmountOffsetAgainstCollateral_71460385B37DF77913D7C7228907AF12" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Fair Value, Amount Offset Against Collateral Net Of Derivative Liability, Fair Value, Amount Offset Against Collateral </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_DerivativeAssetFairValueAmountOffsetAgainstCollateralNetOfDerivativeLiabilityFairValueAmountOffsetAgainstCollateral" xlink:label="loc_cpn_DerivativeAssetFairValueAmountOffsetAgainstCollateralNetOfDerivativeLiabilityFairValueAmountOffsetAgainstCollateral_71460385B37DF77913D7C7228907AF12" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_DerivativeAssetFairValueAmountOffsetAgainstCollateralNetOfDerivativeLiabilityFairValueAmountOffsetAgainstCollateral_71460385B37DF77913D7C7228907AF12" xlink:to="lab_cpn_DerivativeAssetFairValueAmountOffsetAgainstCollateralNetOfDerivativeLiabilityFairValueAmountOffsetAgainstCollateral_71460385B37DF77913D7C7228907AF12" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_07A2E3073B1D0DD9F943C72289E846D5_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_07A2E3073B1D0DD9F943C72289E846D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Financial Position [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_07A2E3073B1D0DD9F943C72289E846D5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_07A2E3073B1D0DD9F943C72289E846D5" xlink:to="lab_us-gaap_StatementOfFinancialPositionAbstract_07A2E3073B1D0DD9F943C72289E846D5" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsAbstract_5FF10F9F853B78B9F928C72289E82A58_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_5FF10F9F853B78B9F928C72289E82A58" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ASSETS </link:label>
<link:label id="lab_us-gaap_AssetsAbstract_5FF10F9F853B78B9F928C72289E82A58_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_5FF10F9F853B78B9F928C72289E82A58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_5FF10F9F853B78B9F928C72289E82A58" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_5FF10F9F853B78B9F928C72289E82A58" xlink:to="lab_us-gaap_AssetsAbstract_5FF10F9F853B78B9F928C72289E82A58" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsCurrentAbstract_A5BE8B6052880C2FE257C72289E90580_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_A5BE8B6052880C2FE257C72289E90580" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current assets: </link:label>
<link:label id="lab_us-gaap_AssetsCurrentAbstract_A5BE8B6052880C2FE257C72289E90580_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_A5BE8B6052880C2FE257C72289E90580" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_A5BE8B6052880C2FE257C72289E90580" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrentAbstract_A5BE8B6052880C2FE257C72289E90580" xlink:to="lab_us-gaap_AssetsCurrentAbstract_A5BE8B6052880C2FE257C72289E90580" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_E69A80FD8346405B818AC72289E97C09_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_E69A80FD8346405B818AC72289E97C09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents ($118 and $229 attributable to VIEs) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_E69A80FD8346405B818AC72289E97C09" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_E69A80FD8346405B818AC72289E97C09" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_E69A80FD8346405B818AC72289E97C09" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_B3F919CD19A5BD49C52AC72289E9A920_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_B3F919CD19A5BD49C52AC72289E9A920" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable, net of allowance of $2 and $4 </link:label>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_B3F919CD19A5BD49C52AC72289E9A920_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_B3F919CD19A5BD49C52AC72289E9A920" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, Net, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_B3F919CD19A5BD49C52AC72289E9A920" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_B3F919CD19A5BD49C52AC72289E9A920" xlink:to="lab_us-gaap_AccountsReceivableNetCurrent_B3F919CD19A5BD49C52AC72289E9A920" xlink:type="arc"/>
<link:label id="lab_us-gaap_InventoryNet_A3FBA462EDF352DFA353C72289E9EB47_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_A3FBA462EDF352DFA353C72289E9EB47" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Inventories </link:label>
<link:label id="lab_us-gaap_InventoryNet_A3FBA462EDF352DFA353C72289E9EB47_label_en-US" xlink:label="lab_us-gaap_InventoryNet_A3FBA462EDF352DFA353C72289E9EB47" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_A3FBA462EDF352DFA353C72289E9EB47" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNet_A3FBA462EDF352DFA353C72289E9EB47" xlink:to="lab_us-gaap_InventoryNet_A3FBA462EDF352DFA353C72289E9EB47" xlink:type="arc"/>
<link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_E415686A5733EB3E3BC5C72289E9637E_terseLabel_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_E415686A5733EB3E3BC5C72289E9637E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Margin deposits and other prepaid expense </link:label>
<link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_E415686A5733EB3E3BC5C72289E9637E_label_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_E415686A5733EB3E3BC5C72289E9637E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Prepaid Expense and Other Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_E415686A5733EB3E3BC5C72289E9637E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_E415686A5733EB3E3BC5C72289E9637E" xlink:to="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_E415686A5733EB3E3BC5C72289E9637E" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_FB168881DE5201079BC4C72289E9DDDE_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_FB168881DE5201079BC4C72289E9DDDE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted cash, current ($132 and $106 attributable to VIEs) </link:label>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_FB168881DE5201079BC4C72289E9DDDE_label_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_FB168881DE5201079BC4C72289E9DDDE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Cash Equivalents, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_FB168881DE5201079BC4C72289E9DDDE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_FB168881DE5201079BC4C72289E9DDDE" xlink:to="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_FB168881DE5201079BC4C72289E9DDDE" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeInstrumentsAndHedges_A26AD3E36B6792663BD2C72289E956E3_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedges_A26AD3E36B6792663BD2C72289E956E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative assets, current </link:label>
<link:label id="lab_us-gaap_DerivativeInstrumentsAndHedges_A26AD3E36B6792663BD2C72289E956E3_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedges_A26AD3E36B6792663BD2C72289E956E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Instruments and Hedges, Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedges" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedges_A26AD3E36B6792663BD2C72289E956E3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedges_A26AD3E36B6792663BD2C72289E956E3" xlink:to="lab_us-gaap_DerivativeInstrumentsAndHedges_A26AD3E36B6792663BD2C72289E956E3" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherAssetsCurrent_1DBBB83DEB1793F80809C72289E9206D_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_1DBBB83DEB1793F80809C72289E9206D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsCurrent_1DBBB83DEB1793F80809C72289E9206D_label_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_1DBBB83DEB1793F80809C72289E9206D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_1DBBB83DEB1793F80809C72289E9206D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsCurrent_1DBBB83DEB1793F80809C72289E9206D" xlink:to="lab_us-gaap_OtherAssetsCurrent_1DBBB83DEB1793F80809C72289E9206D" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsCurrent_A1066C34B1896F5F9090C72289E910F1_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_A1066C34B1896F5F9090C72289E910F1" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_A1066C34B1896F5F9090C72289E910F1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent_A1066C34B1896F5F9090C72289E910F1" xlink:to="lab_us-gaap_AssetsCurrent_A1066C34B1896F5F9090C72289E910F1" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_9CBC6C153D3FC46F9152C72289E9B274_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_9CBC6C153D3FC46F9152C72289E9B274" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, plant and equipment, net ($4,062 and $4,342 attributable to VIEs) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_9CBC6C153D3FC46F9152C72289E9B274" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_9CBC6C153D3FC46F9152C72289E9B274" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_9CBC6C153D3FC46F9152C72289E9B274" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_4F17F42450A6D8094C9DC72289E9315F_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_4F17F42450A6D8094C9DC72289E9315F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted cash, net of current portion ($11 and $48 attributable to VIEs) </link:label>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_4F17F42450A6D8094C9DC72289E9315F_label_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_4F17F42450A6D8094C9DC72289E9315F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Cash Equivalents, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsNoncurrent" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_4F17F42450A6D8094C9DC72289E9315F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_4F17F42450A6D8094C9DC72289E9315F" xlink:to="lab_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_4F17F42450A6D8094C9DC72289E9315F" xlink:type="arc"/>
<link:label id="lab_us-gaap_EquityMethodInvestments_6BA15BBCD414CFF2C7BEC72289E97E5E_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestments_6BA15BBCD414CFF2C7BEC72289E97E5E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investments in power plants </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:label="loc_us-gaap_EquityMethodInvestments_6BA15BBCD414CFF2C7BEC72289E97E5E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityMethodInvestments_6BA15BBCD414CFF2C7BEC72289E97E5E" xlink:to="lab_us-gaap_EquityMethodInvestments_6BA15BBCD414CFF2C7BEC72289E97E5E" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgesNoncurrent_27524DAABF264D53583FC72289E93431_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgesNoncurrent_27524DAABF264D53583FC72289E93431" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term derivative assets </link:label>
<link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgesNoncurrent_27524DAABF264D53583FC72289E93431_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgesNoncurrent_27524DAABF264D53583FC72289E93431" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Instruments and Hedges, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgesNoncurrent" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgesNoncurrent_27524DAABF264D53583FC72289E93431" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetsHeldForSaleNotPartOfDisposalGroup_94658CCC248D91D93DABC72289E9D540_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsHeldForSaleNotPartOfDisposalGroup_94658CCC248D91D93DABC72289E9D540" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term assets held for sale </link:label>
<link:label id="lab_us-gaap_AssetsHeldForSaleNotPartOfDisposalGroup_94658CCC248D91D93DABC72289E9D540_label_en-US" xlink:label="lab_us-gaap_AssetsHeldForSaleNotPartOfDisposalGroup_94658CCC248D91D93DABC72289E9D540" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets Held-for-sale, Not Part of Disposal Group </link:label>
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<link:label id="lab_us-gaap_OtherAssetsNoncurrent_500CD129CEEE94D887E2C72289E9D5CC_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_500CD129CEEE94D887E2C72289E9D5CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other assets ($166 and $164 attributable to VIEs) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_500CD129CEEE94D887E2C72289E9D5CC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5CBC2715AC4306E6C8E9C72289EACBB1_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5CBC2715AC4306E6C8E9C72289EACBB1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> LIABILITIES & STOCKHOLDERS’ EQUITY </link:label>
<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5CBC2715AC4306E6C8E9C72289EACBB1_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5CBC2715AC4306E6C8E9C72289EACBB1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities and Equity [Abstract] </link:label>
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<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_47C1A3A5C57392100258C72289EA32D0_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_47C1A3A5C57392100258C72289EA32D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current liabilities: </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_47C1A3A5C57392100258C72289EA32D0_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_47C1A3A5C57392100258C72289EA32D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current [Abstract] </link:label>
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<link:label id="lab_us-gaap_AccountsPayableCurrent_04FC09CC5E186C7ACF37C72289EAA76C_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_04FC09CC5E186C7ACF37C72289EAA76C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable </link:label>
<link:label id="lab_us-gaap_AccountsPayableCurrent_04FC09CC5E186C7ACF37C72289EAA76C_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_04FC09CC5E186C7ACF37C72289EAA76C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_04FC09CC5E186C7ACF37C72289EAA76C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestPayableCurrent_7B8F3731DF02F5A6B6D7C72289EA82D0_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPayableCurrent_7B8F3731DF02F5A6B6D7C72289EA82D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued interest payable </link:label>
<link:label id="lab_us-gaap_InterestPayableCurrent_7B8F3731DF02F5A6B6D7C72289EA82D0_label_en-US" xlink:label="lab_us-gaap_InterestPayableCurrent_7B8F3731DF02F5A6B6D7C72289EA82D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestPayableCurrent" xlink:label="loc_us-gaap_InterestPayableCurrent_7B8F3731DF02F5A6B6D7C72289EA82D0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B4900595A1D358981CF1C72289EAE5A1_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B4900595A1D358981CF1C72289EAE5A1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Debt, current portion ($166 and $150 attributable to VIEs) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B4900595A1D358981CF1C72289EAE5A1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B4900595A1D358981CF1C72289EAE5A1" xlink:to="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B4900595A1D358981CF1C72289EAE5A1" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgesLiabilities_F9908E9FF38F745D8A6BC72289EAA931_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgesLiabilities_F9908E9FF38F745D8A6BC72289EAA931" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative liabilities, current </link:label>
<link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgesLiabilities_F9908E9FF38F745D8A6BC72289EAA931_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgesLiabilities_F9908E9FF38F745D8A6BC72289EAA931" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Instruments and Hedges, Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgesLiabilities" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgesLiabilities_F9908E9FF38F745D8A6BC72289EAA931" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgesLiabilities_F9908E9FF38F745D8A6BC72289EAA931" xlink:to="lab_us-gaap_DerivativeInstrumentsAndHedgesLiabilities_F9908E9FF38F745D8A6BC72289EAA931" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherLiabilitiesCurrent_D1AEC33A48FCBC1A1A70C72289EA4100_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesCurrent_D1AEC33A48FCBC1A1A70C72289EA4100" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current liabilities </link:label>
<link:label id="lab_us-gaap_OtherLiabilitiesCurrent_D1AEC33A48FCBC1A1A70C72289EA4100_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesCurrent_D1AEC33A48FCBC1A1A70C72289EA4100" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_D1AEC33A48FCBC1A1A70C72289EA4100" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_D1AEC33A48FCBC1A1A70C72289EA4100" xlink:to="lab_us-gaap_OtherLiabilitiesCurrent_D1AEC33A48FCBC1A1A70C72289EA4100" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesCurrent_334FF2F85B3C27CD1906C72289EA1E71_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_334FF2F85B3C27CD1906C72289EA1E71" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_334FF2F85B3C27CD1906C72289EA1E71" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrent_334FF2F85B3C27CD1906C72289EA1E71" xlink:to="lab_us-gaap_LiabilitiesCurrent_334FF2F85B3C27CD1906C72289EA1E71" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_7B75F3E652AE3008DEB6C72289EA61A0_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_7B75F3E652AE3008DEB6C72289EA61A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt, net of current portion ($3,143 and $3,242 attributable to VIEs) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_7B75F3E652AE3008DEB6C72289EA61A0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_BE3DE5FFB3F593AA77B8C72289EAD8DE_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_BE3DE5FFB3F593AA77B8C72289EAD8DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other long-term liabilities </link:label>
<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_BE3DE5FFB3F593AA77B8C72289EAD8DE_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_BE3DE5FFB3F593AA77B8C72289EAD8DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_BE3DE5FFB3F593AA77B8C72289EAD8DE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_BE3DE5FFB3F593AA77B8C72289EAD8DE" xlink:to="lab_us-gaap_OtherLiabilitiesNoncurrent_BE3DE5FFB3F593AA77B8C72289EAD8DE" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_9DDAF5E0CCB52D593E04C72289EA635F_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_9DDAF5E0CCB52D593E04C72289EA635F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stockholders’ equity: </link:label>
<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_9DDAF5E0CCB52D593E04C72289EA635F_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_9DDAF5E0CCB52D593E04C72289EA635F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] </link:label>
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<link:label id="lab_us-gaap_PreferredStockValue_1C93C47823B73D06CDAAC72289EA216D_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockValue_1C93C47823B73D06CDAAC72289EA216D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Preferred stock, $0.001 par value per share; authorized 100,000,000 shares, none issued and outstanding at December 31, 2015 and 2014 </link:label>
<link:label id="lab_us-gaap_PreferredStockValue_1C93C47823B73D06CDAAC72289EA216D_label_en-US" xlink:label="lab_us-gaap_PreferredStockValue_1C93C47823B73D06CDAAC72289EA216D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preferred Stock, Value, Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="loc_us-gaap_PreferredStockValue_1C93C47823B73D06CDAAC72289EA216D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockValue_6870B2C663BEEC880F8FC72289EBE805_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockValue_6870B2C663BEEC880F8FC72289EBE805" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, $0.001 par value per share; authorized 1,400,000,000 shares, 356,755,747 shares issued and 356,662,004 shares outstanding at December 31, 2015, and 502,287,022 shares issued and 381,921,264 shares outstanding at December 31, 2014 </link:label>
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<link:label id="lab_us-gaap_TreasuryStockValue_589DE877B8AF9D56B6B5C72289EB15A2_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_589DE877B8AF9D56B6B5C72289EB15A2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Treasury stock, at cost, 93,743 and 120,365,758 shares, respectively </link:label>
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<link:label id="lab_us-gaap_AdditionalPaidInCapitalCommonStock_2951FFB4DF853225E26CC72289EB463C_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalCommonStock_2951FFB4DF853225E26CC72289EB463C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional paid-in capital </link:label>
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<link:label id="lab_us-gaap_TradeNamesMember_B025AE1ED8A58A3BC9CBD2954072B5BB_terseLabel_en-US" xlink:label="lab_us-gaap_TradeNamesMember_B025AE1ED8A58A3BC9CBD2954072B5BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trade Names [Member] </link:label>
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<link:label id="lab_cpn_PowerPlantAxis_89402CDB1CBD3AEC2423D2954072FF42_terseLabel_en-US" xlink:label="lab_cpn_PowerPlantAxis_89402CDB1CBD3AEC2423D2954072FF42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Power Plant [Axis] </link:label>
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<link:loc xlink:href="cpn-20151231.xsd#cpn_SantaRosaEnergyCenterMember" xlink:label="loc_cpn_SantaRosaEnergyCenterMember_E57418A2338C209363CCD2954072BE86" xlink:type="locator"/>
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<link:label id="lab_cpn_HogBayouEnergyCenterMember_474103672192E887E383D29540731BDF_terseLabel_en-US" xlink:label="lab_cpn_HogBayouEnergyCenterMember_474103672192E887E383D29540731BDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Hog Bayou Energy Center [Member] </link:label>
<link:label id="lab_cpn_HogBayouEnergyCenterMember_474103672192E887E383D29540731BDF_label_en-US" xlink:label="lab_cpn_HogBayouEnergyCenterMember_474103672192E887E383D29540731BDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Hog Bayou Energy Center [Member] </link:label>
<link:label id="lab_cpn_HogBayouEnergyCenterMember_474103672192E887E383D29540731BDF_documentation_en-US" xlink:label="lab_cpn_HogBayouEnergyCenterMember_474103672192E887E383D29540731BDF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Hog Bayou Energy Center [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_HogBayouEnergyCenterMember" xlink:label="loc_cpn_HogBayouEnergyCenterMember_474103672192E887E383D29540731BDF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_HogBayouEnergyCenterMember_474103672192E887E383D29540731BDF" xlink:to="lab_cpn_HogBayouEnergyCenterMember_474103672192E887E383D29540731BDF" xlink:type="arc"/>
<link:label id="lab_cpn_DecaturEnergyCenterMember_60182585B36851EE6FB1D2954073FB31_terseLabel_en-US" xlink:label="lab_cpn_DecaturEnergyCenterMember_60182585B36851EE6FB1D2954073FB31" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Decatur Energy Center [Member] </link:label>
<link:label id="lab_cpn_DecaturEnergyCenterMember_60182585B36851EE6FB1D2954073FB31_label_en-US" xlink:label="lab_cpn_DecaturEnergyCenterMember_60182585B36851EE6FB1D2954073FB31" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Decatur Energy Center [Member] </link:label>
<link:label id="lab_cpn_DecaturEnergyCenterMember_60182585B36851EE6FB1D2954073FB31_documentation_en-US" xlink:label="lab_cpn_DecaturEnergyCenterMember_60182585B36851EE6FB1D2954073FB31" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Decatur Energy Center [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_DecaturEnergyCenterMember" xlink:label="loc_cpn_DecaturEnergyCenterMember_60182585B36851EE6FB1D2954073FB31" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_DecaturEnergyCenterMember_60182585B36851EE6FB1D2954073FB31" xlink:to="lab_cpn_DecaturEnergyCenterMember_60182585B36851EE6FB1D2954073FB31" xlink:type="arc"/>
<link:label id="lab_cpn_CarvilleEnergyCenterMember_6CFC3C507809DB03283CD2954073B527_terseLabel_en-US" xlink:label="lab_cpn_CarvilleEnergyCenterMember_6CFC3C507809DB03283CD2954073B527" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Carville Energy Center [Member] </link:label>
<link:label id="lab_cpn_CarvilleEnergyCenterMember_6CFC3C507809DB03283CD2954073B527_label_en-US" xlink:label="lab_cpn_CarvilleEnergyCenterMember_6CFC3C507809DB03283CD2954073B527" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Carville Energy Center [Member] </link:label>
<link:label id="lab_cpn_CarvilleEnergyCenterMember_6CFC3C507809DB03283CD2954073B527_documentation_en-US" xlink:label="lab_cpn_CarvilleEnergyCenterMember_6CFC3C507809DB03283CD2954073B527" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Carville Energy Center [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_CarvilleEnergyCenterMember" xlink:label="loc_cpn_CarvilleEnergyCenterMember_6CFC3C507809DB03283CD2954073B527" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_CarvilleEnergyCenterMember_6CFC3C507809DB03283CD2954073B527" xlink:to="lab_cpn_CarvilleEnergyCenterMember_6CFC3C507809DB03283CD2954073B527" xlink:type="arc"/>
<link:label id="lab_cpn_OnetaEnergyCenterMember_561B19158E1E6F391D81D29540733C8C_terseLabel_en-US" xlink:label="lab_cpn_OnetaEnergyCenterMember_561B19158E1E6F391D81D29540733C8C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Oneta Energy Center [Member] </link:label>
<link:label id="lab_cpn_OnetaEnergyCenterMember_561B19158E1E6F391D81D29540733C8C_label_en-US" xlink:label="lab_cpn_OnetaEnergyCenterMember_561B19158E1E6F391D81D29540733C8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Oneta Energy Center [Member] </link:label>
<link:label id="lab_cpn_OnetaEnergyCenterMember_561B19158E1E6F391D81D29540733C8C_documentation_en-US" xlink:label="lab_cpn_OnetaEnergyCenterMember_561B19158E1E6F391D81D29540733C8C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Oneta Energy Center [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_OnetaEnergyCenterMember" xlink:label="loc_cpn_OnetaEnergyCenterMember_561B19158E1E6F391D81D29540733C8C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_OnetaEnergyCenterMember_561B19158E1E6F391D81D29540733C8C" xlink:to="lab_cpn_OnetaEnergyCenterMember_561B19158E1E6F391D81D29540733C8C" xlink:type="arc"/>
<link:label id="lab_cpn_SixPowerPlantsMember_7F8A914B03E91F6C37ABD2954073BD3B_terseLabel_en-US" xlink:label="lab_cpn_SixPowerPlantsMember_7F8A914B03E91F6C37ABD2954073BD3B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Six Power Plants [Member] </link:label>
<link:label id="lab_cpn_SixPowerPlantsMember_7F8A914B03E91F6C37ABD2954073BD3B_label_en-US" xlink:label="lab_cpn_SixPowerPlantsMember_7F8A914B03E91F6C37ABD2954073BD3B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Six Power Plants [Member] </link:label>
<link:label id="lab_cpn_SixPowerPlantsMember_7F8A914B03E91F6C37ABD2954073BD3B_documentation_en-US" xlink:label="lab_cpn_SixPowerPlantsMember_7F8A914B03E91F6C37ABD2954073BD3B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Six Power Plants [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_SixPowerPlantsMember" xlink:label="loc_cpn_SixPowerPlantsMember_7F8A914B03E91F6C37ABD2954073BD3B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_SixPowerPlantsMember_7F8A914B03E91F6C37ABD2954073BD3B" xlink:to="lab_cpn_SixPowerPlantsMember_7F8A914B03E91F6C37ABD2954073BD3B" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_97EB4407417EB14F8184D295407357B3_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_97EB4407417EB14F8184D295407357B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Axis] </link:label>
<link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_97EB4407417EB14F8184D295407357B3_label_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_97EB4407417EB14F8184D295407357B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_97EB4407417EB14F8184D295407357B3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_97EB4407417EB14F8184D295407357B3" xlink:to="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_97EB4407417EB14F8184D295407357B3" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_31C92836EADE9F781524D2954073D319_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_31C92836EADE9F781524D2954073D319" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Groups, Including Discontinued Operations, Name [Domain] </link:label>
<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_31C92836EADE9F781524D2954073D319_label_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_31C92836EADE9F781524D2954073D319" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_31C92836EADE9F781524D2954073D319" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_31C92836EADE9F781524D2954073D319" xlink:to="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_31C92836EADE9F781524D2954073D319" xlink:type="arc"/>
<link:label id="lab_cpn_GraniteRidgeEnergyCenterMember_D373D0A35C0E9C7E45BDD295407460A6_terseLabel_en-US" xlink:label="lab_cpn_GraniteRidgeEnergyCenterMember_D373D0A35C0E9C7E45BDD295407460A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Granite Ridge Energy Center [Member] </link:label>
<link:label id="lab_cpn_GraniteRidgeEnergyCenterMember_D373D0A35C0E9C7E45BDD295407460A6_label_en-US" xlink:label="lab_cpn_GraniteRidgeEnergyCenterMember_D373D0A35C0E9C7E45BDD295407460A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Granite Ridge Energy Center [Member] </link:label>
<link:label id="lab_cpn_GraniteRidgeEnergyCenterMember_D373D0A35C0E9C7E45BDD295407460A6_documentation_en-US" xlink:label="lab_cpn_GraniteRidgeEnergyCenterMember_D373D0A35C0E9C7E45BDD295407460A6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Granite Ridge Energy Center [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_GraniteRidgeEnergyCenterMember" xlink:label="loc_cpn_GraniteRidgeEnergyCenterMember_D373D0A35C0E9C7E45BDD295407460A6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_GraniteRidgeEnergyCenterMember_D373D0A35C0E9C7E45BDD295407460A6" xlink:to="lab_cpn_GraniteRidgeEnergyCenterMember_D373D0A35C0E9C7E45BDD295407460A6" xlink:type="arc"/>
<link:label id="lab_cpn_ForeRiverEnergyCenterMember_F333AC6D7E221102A9EAD295407484FA_terseLabel_en-US" xlink:label="lab_cpn_ForeRiverEnergyCenterMember_F333AC6D7E221102A9EAD295407484FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fore River Energy Center [Member] </link:label>
<link:label id="lab_cpn_ForeRiverEnergyCenterMember_F333AC6D7E221102A9EAD295407484FA_label_en-US" xlink:label="lab_cpn_ForeRiverEnergyCenterMember_F333AC6D7E221102A9EAD295407484FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fore River Energy Center [Member] </link:label>
<link:label id="lab_cpn_ForeRiverEnergyCenterMember_F333AC6D7E221102A9EAD295407484FA_documentation_en-US" xlink:label="lab_cpn_ForeRiverEnergyCenterMember_F333AC6D7E221102A9EAD295407484FA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Fore River Energy Center [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_ForeRiverEnergyCenterMember" xlink:label="loc_cpn_ForeRiverEnergyCenterMember_F333AC6D7E221102A9EAD295407484FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_ForeRiverEnergyCenterMember_F333AC6D7E221102A9EAD295407484FA" xlink:to="lab_cpn_ForeRiverEnergyCenterMember_F333AC6D7E221102A9EAD295407484FA" xlink:type="arc"/>
<link:label id="lab_cpn_GuadalupeEnergyCenterMember_4E921A21CDADC3EF7616D2954074E071_terseLabel_en-US" xlink:label="lab_cpn_GuadalupeEnergyCenterMember_4E921A21CDADC3EF7616D2954074E071" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Guadalupe Energy Center [Member] </link:label>
<link:label id="lab_cpn_GuadalupeEnergyCenterMember_4E921A21CDADC3EF7616D2954074E071_label_en-US" xlink:label="lab_cpn_GuadalupeEnergyCenterMember_4E921A21CDADC3EF7616D2954074E071" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Guadalupe Energy Center [Member] </link:label>
<link:label id="lab_cpn_GuadalupeEnergyCenterMember_4E921A21CDADC3EF7616D2954074E071_documentation_en-US" xlink:label="lab_cpn_GuadalupeEnergyCenterMember_4E921A21CDADC3EF7616D2954074E071" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Guadalupe Energy Center [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_GuadalupeEnergyCenterMember" xlink:label="loc_cpn_GuadalupeEnergyCenterMember_4E921A21CDADC3EF7616D2954074E071" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_GuadalupeEnergyCenterMember_4E921A21CDADC3EF7616D2954074E071" xlink:to="lab_cpn_GuadalupeEnergyCenterMember_4E921A21CDADC3EF7616D2954074E071" xlink:type="arc"/>
<link:label id="lab_cpn_GuadalupeExpansionCapacityMember_3C015622E85F788B495BD2954074B2C8_terseLabel_en-US" xlink:label="lab_cpn_GuadalupeExpansionCapacityMember_3C015622E85F788B495BD2954074B2C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Guadalupe Expansion Capacity [Member] </link:label>
<link:label id="lab_cpn_GuadalupeExpansionCapacityMember_3C015622E85F788B495BD2954074B2C8_label_en-US" xlink:label="lab_cpn_GuadalupeExpansionCapacityMember_3C015622E85F788B495BD2954074B2C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Guadalupe Expansion Capacity [Member] </link:label>
<link:label id="lab_cpn_GuadalupeExpansionCapacityMember_3C015622E85F788B495BD2954074B2C8_documentation_en-US" xlink:label="lab_cpn_GuadalupeExpansionCapacityMember_3C015622E85F788B495BD2954074B2C8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Guadalupe Expansion Capacity [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_GuadalupeExpansionCapacityMember" xlink:label="loc_cpn_GuadalupeExpansionCapacityMember_3C015622E85F788B495BD2954074B2C8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_GuadalupeExpansionCapacityMember_3C015622E85F788B495BD2954074B2C8" xlink:to="lab_cpn_GuadalupeExpansionCapacityMember_3C015622E85F788B495BD2954074B2C8" xlink:type="arc"/>
<link:label id="lab_cpn_FreestoneEnergyCenterMember_9323E25F7325621F451BD295407446A6_terseLabel_en-US" xlink:label="lab_cpn_FreestoneEnergyCenterMember_9323E25F7325621F451BD295407446A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Freestone Energy Center [Member] </link:label>
<link:label id="lab_cpn_FreestoneEnergyCenterMember_9323E25F7325621F451BD295407446A6_label_en-US" xlink:label="lab_cpn_FreestoneEnergyCenterMember_9323E25F7325621F451BD295407446A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Freestone Energy Center [Member] </link:label>
<link:label id="lab_cpn_FreestoneEnergyCenterMember_9323E25F7325621F451BD295407446A6_documentation_en-US" xlink:label="lab_cpn_FreestoneEnergyCenterMember_9323E25F7325621F451BD295407446A6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Freestone Energy Center [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_FreestoneEnergyCenterMember" xlink:label="loc_cpn_FreestoneEnergyCenterMember_9323E25F7325621F451BD295407446A6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_FreestoneEnergyCenterMember_9323E25F7325621F451BD295407446A6" xlink:to="lab_cpn_FreestoneEnergyCenterMember_9323E25F7325621F451BD295407446A6" xlink:type="arc"/>
<link:label id="lab_cpn_CraneChampionHoldcoLLCMember_CD6D8989DE7E5A12C19ED29540742F54_terseLabel_en-US" xlink:label="lab_cpn_CraneChampionHoldcoLLCMember_CD6D8989DE7E5A12C19ED29540742F54" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Crane Champion Holdco, LLC [Member] </link:label>
<link:label id="lab_cpn_CraneChampionHoldcoLLCMember_CD6D8989DE7E5A12C19ED29540742F54_label_en-US" xlink:label="lab_cpn_CraneChampionHoldcoLLCMember_CD6D8989DE7E5A12C19ED29540742F54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Crane Champion Holdco, LLC [Member] </link:label>
<link:label id="lab_cpn_CraneChampionHoldcoLLCMember_CD6D8989DE7E5A12C19ED29540742F54_documentation_en-US" xlink:label="lab_cpn_CraneChampionHoldcoLLCMember_CD6D8989DE7E5A12C19ED29540742F54" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Crane Champion Holdco, LLC [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_CraneChampionHoldcoLLCMember" xlink:label="loc_cpn_CraneChampionHoldcoLLCMember_CD6D8989DE7E5A12C19ED29540742F54" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_CraneChampionHoldcoLLCMember_CD6D8989DE7E5A12C19ED29540742F54" xlink:to="lab_cpn_CraneChampionHoldcoLLCMember_CD6D8989DE7E5A12C19ED29540742F54" xlink:type="arc"/>
<link:label id="lab_cpn_EDFTradingNorthAmericaLLCMember_62D0A9F4912D79FDED26D2954074A4CD_terseLabel_en-US" xlink:label="lab_cpn_EDFTradingNorthAmericaLLCMember_62D0A9F4912D79FDED26D2954074A4CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> EDF Trading North America, LLC [Member] </link:label>
<link:label id="lab_cpn_EDFTradingNorthAmericaLLCMember_62D0A9F4912D79FDED26D2954074A4CD_label_en-US" xlink:label="lab_cpn_EDFTradingNorthAmericaLLCMember_62D0A9F4912D79FDED26D2954074A4CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> EDF Trading North America, LLC [Member] </link:label>
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<link:label id="lab_cpn_ChampionEnergyMarketingLLCMember_7B2EBC2A63D393B127CED29540746E5A_terseLabel_en-US" xlink:label="lab_cpn_ChampionEnergyMarketingLLCMember_7B2EBC2A63D393B127CED29540746E5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Champion Energy Marketing, LLC [Member] </link:label>
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<link:label id="lab_cpn_SeniorUnsecuredNotes2025Member_BB205A042B826EE8CD0DC722896CEFEA_terseLabel_en-US" xlink:label="lab_cpn_SeniorUnsecuredNotes2025Member_BB205A042B826EE8CD0DC722896CEFEA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Unsecured Notes 2025 [Member] </link:label>
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<link:label id="lab_cpn_A20192020and2021FirstLienNotesMember_FDDA4DCC0E46C7BFB0FDC722896C3123_documentation_en-US" xlink:label="lab_cpn_A20192020and2021FirstLienNotesMember_FDDA4DCC0E46C7BFB0FDC722896C3123" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> 2019, 2020 and 2021 First Lien Notes [Member] </link:label>
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<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_107C3F8D1ED9E9790CB0C722896D3EF7_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_107C3F8D1ED9E9790CB0C722896D3EF7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Stated Percentage </link:label>
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<link:label id="lab_us-gaap_LineOfCreditFacilityTable_872AE702EEFC9721F075C72289496351_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityTable_872AE702EEFC9721F075C72289496351" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility [Table] </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityTable_872AE702EEFC9721F075C72289496351_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityTable_872AE702EEFC9721F075C72289496351" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility [Table] </link:label>
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<link:label id="lab_cpn_CdhMember_06C1C2C493613CE228E8C722894A0674_label_en-US" xlink:label="lab_cpn_CdhMember_06C1C2C493613CE228E8C722894A0674" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> CDH [Member] </link:label>
<link:label id="lab_cpn_CdhMember_06C1C2C493613CE228E8C722894A0674_documentation_en-US" xlink:label="lab_cpn_CdhMember_06C1C2C493613CE228E8C722894A0674" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Calpine Development Holdings Member </link:label>
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<link:label id="lab_cpn_VariousProjectFinancingFacilitiesMember_1F8688DE597643742B63C722894A6894_label_en-US" xlink:label="lab_cpn_VariousProjectFinancingFacilitiesMember_1F8688DE597643742B63C722894A6894" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Various Project Financing Facilities [Member] </link:label>
<link:label id="lab_cpn_VariousProjectFinancingFacilitiesMember_1F8688DE597643742B63C722894A6894_documentation_en-US" xlink:label="lab_cpn_VariousProjectFinancingFacilitiesMember_1F8688DE597643742B63C722894A6894" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Various project financing facilities member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_VariousProjectFinancingFacilitiesMember" xlink:label="loc_cpn_VariousProjectFinancingFacilitiesMember_1F8688DE597643742B63C722894A6894" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LineOfCreditFacilityLineItems_0B39DA946261DD5E8738C722894A3DC9_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLineItems_0B39DA946261DD5E8738C722894A3DC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility [Line Items] </link:label>
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<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_7277043089184D224032C722894A88AD_terseLabel_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_7277043089184D224032C722894A88AD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Letters of Credit Outstanding, Amount </link:label>
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<link:label id="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_8068C18277B5341F3B24C72289F0676C_label_en-US" xlink:label="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_8068C18277B5341F3B24C72289F0676C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Comprehensive Income [Abstract] </link:label>
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<link:label id="lab_us-gaap_CashFlowHedgesDerivativeInstrumentsAtFairValueNetAbstract_3D37D253D1B6D7FABB35C72289F0044F_terseLabel_en-US" xlink:label="lab_us-gaap_CashFlowHedgesDerivativeInstrumentsAtFairValueNetAbstract_3D37D253D1B6D7FABB35C72289F0044F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flow hedging activities: </link:label>
<link:label id="lab_us-gaap_CashFlowHedgesDerivativeInstrumentsAtFairValueNetAbstract_3D37D253D1B6D7FABB35C72289F0044F_label_en-US" xlink:label="lab_us-gaap_CashFlowHedgesDerivativeInstrumentsAtFairValueNetAbstract_3D37D253D1B6D7FABB35C72289F0044F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Flow Hedges Derivative Instruments at Fair Value, Net [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashFlowHedgesDerivativeInstrumentsAtFairValueNetAbstract" xlink:label="loc_us-gaap_CashFlowHedgesDerivativeInstrumentsAtFairValueNetAbstract_3D37D253D1B6D7FABB35C72289F0044F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_0AE9C4E82AFE991C64E0C72289F00D76_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_0AE9C4E82AFE991C64E0C72289F00D76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gain (loss) on cash flow hedges before reclassification adjustment for cash flow hedges realized in net income </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_0AE9C4E82AFE991C64E0C72289F00D76_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_0AE9C4E82AFE991C64E0C72289F00D76" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_0AE9C4E82AFE991C64E0C72289F00D76" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_0AE9C4E82AFE991C64E0C72289F00D76" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_0AE9C4E82AFE991C64E0C72289F00D76" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_927112D60D9849FE5CB5C72289F15B47_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_927112D60D9849FE5CB5C72289F15B47" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Reclassification adjustment for loss on cash flow hedges realized in net income </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_927112D60D9849FE5CB5C72289F15B47_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_927112D60D9849FE5CB5C72289F15B47" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_927112D60D9849FE5CB5C72289F15B47" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_927112D60D9849FE5CB5C72289F15B47" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax_927112D60D9849FE5CB5C72289F15B47" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_9900C2A67146F3B2E5E2C72289F12D59_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_9900C2A67146F3B2E5E2C72289F12D59" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Unrealized actuarial gains (losses) arising during period </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_9900C2A67146F3B2E5E2C72289F12D59_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_9900C2A67146F3B2E5E2C72289F12D59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, before Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_9900C2A67146F3B2E5E2C72289F12D59" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_9900C2A67146F3B2E5E2C72289F12D59" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_9900C2A67146F3B2E5E2C72289F12D59" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_8CAF3D33EDEAE3DD0E99C72289F1F664_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_8CAF3D33EDEAE3DD0E99C72289F1F664" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign currency translation loss </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_8CAF3D33EDEAE3DD0E99C72289F1F664_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_8CAF3D33EDEAE3DD0E99C72289F1F664" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_8CAF3D33EDEAE3DD0E99C72289F1F664" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_8CAF3D33EDEAE3DD0E99C72289F1F664" xlink:to="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_8CAF3D33EDEAE3DD0E99C72289F1F664" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossTax_6B72B90D6A07C1132991C72289F1CFC9_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossTax_6B72B90D6A07C1132991C72289F1CFC9" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Income tax expense </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossTax_6B72B90D6A07C1132991C72289F1CFC9_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossTax_6B72B90D6A07C1132991C72289F1CFC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTax_6B72B90D6A07C1132991C72289F1CFC9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTax_6B72B90D6A07C1132991C72289F1CFC9" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossTax_6B72B90D6A07C1132991C72289F1CFC9" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_D62CA974EA0B953CBBBAC72289F1CE7A_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_D62CA974EA0B953CBBBAC72289F1CE7A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Other comprehensive income (loss) </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_D62CA974EA0B953CBBBAC72289F1CE7A_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_D62CA974EA0B953CBBBAC72289F1CE7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_D62CA974EA0B953CBBBAC72289F1CE7A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_D62CA974EA0B953CBBBAC72289F1CE7A" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_D62CA974EA0B953CBBBAC72289F1CE7A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_46BAE44756BEF006BC07C72289F1F380_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_46BAE44756BEF006BC07C72289F1F380" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Comprehensive income </link:label>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_46BAE44756BEF006BC07C72289F1F380_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_46BAE44756BEF006BC07C72289F1F380" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_46BAE44756BEF006BC07C72289F1F380" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_46BAE44756BEF006BC07C72289F1F380" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_46BAE44756BEF006BC07C72289F1F380" xlink:type="arc"/>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_17375726AB47C04F4146C72289F1EEC7_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_17375726AB47C04F4146C72289F1EEC7" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Comprehensive (income) attributable to the noncontrolling interest </link:label>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_17375726AB47C04F4146C72289F1EEC7_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_17375726AB47C04F4146C72289F1EEC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_17375726AB47C04F4146C72289F1EEC7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_17375726AB47C04F4146C72289F1EEC7" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_17375726AB47C04F4146C72289F1EEC7" xlink:type="arc"/>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_E682E0D9352EF9EF390AC72289F15B67_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_E682E0D9352EF9EF390AC72289F15B67" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Comprehensive income attributable to Calpine </link:label>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_E682E0D9352EF9EF390AC72289F15B67_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_E682E0D9352EF9EF390AC72289F15B67" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Comprehensive Income (Loss), Net of Tax, Attributable to Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_E682E0D9352EF9EF390AC72289F15B67" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_E682E0D9352EF9EF390AC72289F15B67" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTax_E682E0D9352EF9EF390AC72289F15B67" xlink:type="arc"/>
<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_2809412BDA880845ADC5C72288CEF8F6_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_2809412BDA880845ADC5C72288CEF8F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Diluted weighted average shares calculation: </link:label>
<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_2809412BDA880845ADC5C72288CEF8F6_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_2809412BDA880845ADC5C72288CEF8F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number of Shares Outstanding Reconciliation [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_2809412BDA880845ADC5C72288CEF8F6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_2809412BDA880845ADC5C72288CEF8F6" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_2809412BDA880845ADC5C72288CEF8F6" xlink:type="arc"/>
<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_7033A2E73430B8AFE9F9C72288CE4914_verboseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_7033A2E73430B8AFE9F9C72288CE4914" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average shares outstanding (basic) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_7033A2E73430B8AFE9F9C72288CE4914" xlink:type="locator"/>
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<link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_F88FB506B8DB1CD4FC95C72288CEA635_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_F88FB506B8DB1CD4FC95C72288CEA635" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based awards </link:label>
<link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_F88FB506B8DB1CD4FC95C72288CEA635_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_F88FB506B8DB1CD4FC95C72288CEA635" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number Diluted Shares Outstanding Adjustment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_F88FB506B8DB1CD4FC95C72288CEA635" xlink:type="locator"/>
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<link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_CCD27435F2555CD9B2CBC72288CE85D4_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_CCD27435F2555CD9B2CBC72288CE85D4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Weighted average shares outstanding (in shares) </link:label>
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<link:loc xlink:href="cpn-20151231.xsd#cpn_RussellCityEnergyMember" xlink:label="loc_cpn_RussellCityEnergyMember_671C60532FDFF40D25F4C72289806425" xlink:type="locator"/>
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<link:label id="lab_cpn_InlandEmpireEnergyCenterMember_EAFF55CC39D6C97BCB78C7228980FB70_label_en-US" xlink:label="lab_cpn_InlandEmpireEnergyCenterMember_EAFF55CC39D6C97BCB78C7228980FB70" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inland Empire Energy Center [Member] </link:label>
<link:label id="lab_cpn_InlandEmpireEnergyCenterMember_EAFF55CC39D6C97BCB78C7228980FB70_documentation_en-US" xlink:label="lab_cpn_InlandEmpireEnergyCenterMember_EAFF55CC39D6C97BCB78C7228980FB70" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Inland Empire Energy Center member </link:label>
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<link:label id="lab_us-gaap_VariableInterestEntityFinancialOrOtherSupportAmount_CA06E17A798F8ABC03ADC722898140E5_terseLabel_en-US" xlink:label="lab_us-gaap_VariableInterestEntityFinancialOrOtherSupportAmount_CA06E17A798F8ABC03ADC722898140E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Interest Entity, Financial or Other Support, Amount </link:label>
<link:label id="lab_us-gaap_VariableInterestEntityFinancialOrOtherSupportAmount_CA06E17A798F8ABC03ADC722898140E5_label_en-US" xlink:label="lab_us-gaap_VariableInterestEntityFinancialOrOtherSupportAmount_CA06E17A798F8ABC03ADC722898140E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Interest Entity, Financial or Other Support, Amount </link:label>
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<link:label id="lab_cpn_MinorityInterestOwnershipPercentageByNoncontrollingThirdPartyOwners_185B5BEC3ACB1E6964B5C7228981BBF4_terseLabel_en-US" xlink:label="lab_cpn_MinorityInterestOwnershipPercentageByNoncontrollingThirdPartyOwners_185B5BEC3ACB1E6964B5C7228981BBF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minority Interest Ownership Percentage By Noncontrolling Third Party Owners </link:label>
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<link:label id="lab_cpn_PutOptionExercisePeriod_1F87EBF66BB04E7760B6C7228981A4EE_documentation_en-US" xlink:label="lab_cpn_PutOptionExercisePeriod_1F87EBF66BB04E7760B6C7228981A4EE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Put Option Exercise Period </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_PutOptionExercisePeriod" xlink:label="loc_cpn_PutOptionExercisePeriod_1F87EBF66BB04E7760B6C7228981A4EE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_PutOptionExercisePeriod_1F87EBF66BB04E7760B6C7228981A4EE" xlink:to="lab_cpn_PutOptionExercisePeriod_1F87EBF66BB04E7760B6C7228981A4EE" xlink:type="arc"/>
<link:label id="lab_cpn_SummaryOfSignificantAccountingPoliciesTable_E703B9BE9FC7D039649BC72289B77C74_verboseLabel_en-US" xlink:label="lab_cpn_SummaryOfSignificantAccountingPoliciesTable_E703B9BE9FC7D039649BC72289B77C74" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accounting Policies [Table] </link:label>
<link:label id="lab_cpn_SummaryOfSignificantAccountingPoliciesTable_E703B9BE9FC7D039649BC72289B77C74_label_en-US" xlink:label="lab_cpn_SummaryOfSignificantAccountingPoliciesTable_E703B9BE9FC7D039649BC72289B77C74" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Summary of Significant Accounting Policies [Table] </link:label>
<link:label id="lab_cpn_SummaryOfSignificantAccountingPoliciesTable_E703B9BE9FC7D039649BC72289B77C74_documentation_en-US" xlink:label="lab_cpn_SummaryOfSignificantAccountingPoliciesTable_E703B9BE9FC7D039649BC72289B77C74" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Summary of Significant Accounting Policies [Table] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_SummaryOfSignificantAccountingPoliciesTable" xlink:label="loc_cpn_SummaryOfSignificantAccountingPoliciesTable_E703B9BE9FC7D039649BC72289B77C74" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_SummaryOfSignificantAccountingPoliciesTable_E703B9BE9FC7D039649BC72289B77C74" xlink:to="lab_cpn_SummaryOfSignificantAccountingPoliciesTable_E703B9BE9FC7D039649BC72289B77C74" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_9352A67847148D898F05C72289B726EC_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_9352A67847148D898F05C72289B726EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Cash Equivalents, Cash and Cash Equivalents [Axis] </link:label>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_9352A67847148D898F05C72289B726EC_label_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_9352A67847148D898F05C72289B726EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Cash Equivalents [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_9352A67847148D898F05C72289B726EC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_9352A67847148D898F05C72289B726EC" xlink:to="lab_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_9352A67847148D898F05C72289B726EC" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_71B4ABD4774B37D0E783C72289B7F92D_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_71B4ABD4774B37D0E783C72289B7F92D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Cash Equivalents, Cash and Cash Equivalents [Domain] </link:label>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_71B4ABD4774B37D0E783C72289B7F92D_label_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_71B4ABD4774B37D0E783C72289B7F92D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_71B4ABD4774B37D0E783C72289B7F92D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_71B4ABD4774B37D0E783C72289B7F92D" xlink:to="lab_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_71B4ABD4774B37D0E783C72289B7F92D" xlink:type="arc"/>
<link:label id="lab_cpn_DebtServiceMember_192B1CF03053BA3FEE90C72289B72BE8_terseLabel_en-US" xlink:label="lab_cpn_DebtServiceMember_192B1CF03053BA3FEE90C72289B72BE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Service </link:label>
<link:label id="lab_cpn_DebtServiceMember_192B1CF03053BA3FEE90C72289B72BE8_label_en-US" xlink:label="lab_cpn_DebtServiceMember_192B1CF03053BA3FEE90C72289B72BE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Service [Member] </link:label>
<link:label id="lab_cpn_DebtServiceMember_192B1CF03053BA3FEE90C72289B72BE8_documentation_en-US" xlink:label="lab_cpn_DebtServiceMember_192B1CF03053BA3FEE90C72289B72BE8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt service member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_DebtServiceMember" xlink:label="loc_cpn_DebtServiceMember_192B1CF03053BA3FEE90C72289B72BE8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_DebtServiceMember_192B1CF03053BA3FEE90C72289B72BE8" xlink:to="lab_cpn_DebtServiceMember_192B1CF03053BA3FEE90C72289B72BE8" xlink:type="arc"/>
<link:label id="lab_cpn_RentReserveMember_CB856C7C3F049407532BC72289B7D42D_terseLabel_en-US" xlink:label="lab_cpn_RentReserveMember_CB856C7C3F049407532BC72289B7D42D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Rent Reserve [Member] </link:label>
<link:label id="lab_cpn_RentReserveMember_CB856C7C3F049407532BC72289B7D42D_label_en-US" xlink:label="lab_cpn_RentReserveMember_CB856C7C3F049407532BC72289B7D42D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Rent Reserve [Member] </link:label>
<link:label id="lab_cpn_RentReserveMember_CB856C7C3F049407532BC72289B7D42D_documentation_en-US" xlink:label="lab_cpn_RentReserveMember_CB856C7C3F049407532BC72289B7D42D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Rent Reserve member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_RentReserveMember" xlink:label="loc_cpn_RentReserveMember_CB856C7C3F049407532BC72289B7D42D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_RentReserveMember_CB856C7C3F049407532BC72289B7D42D" xlink:to="lab_cpn_RentReserveMember_CB856C7C3F049407532BC72289B7D42D" xlink:type="arc"/>
<link:label id="lab_cpn_ConstructionMajorMaintenanceMember_6C0BA84DA1F324840D06C72289B774DF_terseLabel_en-US" xlink:label="lab_cpn_ConstructionMajorMaintenanceMember_6C0BA84DA1F324840D06C72289B774DF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Construction Major Maintenance </link:label>
<link:label id="lab_cpn_ConstructionMajorMaintenanceMember_6C0BA84DA1F324840D06C72289B774DF_label_en-US" xlink:label="lab_cpn_ConstructionMajorMaintenanceMember_6C0BA84DA1F324840D06C72289B774DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Construction Major Maintenance [Member] </link:label>
<link:label id="lab_cpn_ConstructionMajorMaintenanceMember_6C0BA84DA1F324840D06C72289B774DF_documentation_en-US" xlink:label="lab_cpn_ConstructionMajorMaintenanceMember_6C0BA84DA1F324840D06C72289B774DF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Construction major maintenance member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_ConstructionMajorMaintenanceMember" xlink:label="loc_cpn_ConstructionMajorMaintenanceMember_6C0BA84DA1F324840D06C72289B774DF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_ConstructionMajorMaintenanceMember_6C0BA84DA1F324840D06C72289B774DF" xlink:to="lab_cpn_ConstructionMajorMaintenanceMember_6C0BA84DA1F324840D06C72289B774DF" xlink:type="arc"/>
<link:label id="lab_cpn_SecurityProjectInsuranceMember_FE9AC6D6A20BA8682C7AC72289B77E88_terseLabel_en-US" xlink:label="lab_cpn_SecurityProjectInsuranceMember_FE9AC6D6A20BA8682C7AC72289B77E88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Security Project Insurance </link:label>
<link:label id="lab_cpn_SecurityProjectInsuranceMember_FE9AC6D6A20BA8682C7AC72289B77E88_label_en-US" xlink:label="lab_cpn_SecurityProjectInsuranceMember_FE9AC6D6A20BA8682C7AC72289B77E88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Security Project Insurance [Member] </link:label>
<link:label id="lab_cpn_SecurityProjectInsuranceMember_FE9AC6D6A20BA8682C7AC72289B77E88_documentation_en-US" xlink:label="lab_cpn_SecurityProjectInsuranceMember_FE9AC6D6A20BA8682C7AC72289B77E88" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Security project insurance member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_SecurityProjectInsuranceMember" xlink:label="loc_cpn_SecurityProjectInsuranceMember_FE9AC6D6A20BA8682C7AC72289B77E88" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_SecurityProjectInsuranceMember_FE9AC6D6A20BA8682C7AC72289B77E88" xlink:to="lab_cpn_SecurityProjectInsuranceMember_FE9AC6D6A20BA8682C7AC72289B77E88" xlink:type="arc"/>
<link:label id="lab_cpn_OtherRestrictedCashMember_DE4564553842C0E05661C72289B745EE_terseLabel_en-US" xlink:label="lab_cpn_OtherRestrictedCashMember_DE4564553842C0E05661C72289B745EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_cpn_OtherRestrictedCashMember_DE4564553842C0E05661C72289B745EE_label_en-US" xlink:label="lab_cpn_OtherRestrictedCashMember_DE4564553842C0E05661C72289B745EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Restricted Cash [Member] </link:label>
<link:label id="lab_cpn_OtherRestrictedCashMember_DE4564553842C0E05661C72289B745EE_documentation_en-US" xlink:label="lab_cpn_OtherRestrictedCashMember_DE4564553842C0E05661C72289B745EE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other restricted cash member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_OtherRestrictedCashMember" xlink:label="loc_cpn_OtherRestrictedCashMember_DE4564553842C0E05661C72289B745EE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_OtherRestrictedCashMember_DE4564553842C0E05661C72289B745EE" xlink:to="lab_cpn_OtherRestrictedCashMember_DE4564553842C0E05661C72289B745EE" xlink:type="arc"/>
<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantAxis_79A28E4FE9720D1CD3DAC72289B7D9A6_terseLabel_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantAxis_79A28E4FE9720D1CD3DAC72289B7D9A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant [Axis] </link:label>
<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantAxis_79A28E4FE9720D1CD3DAC72289B7D9A6_label_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantAxis_79A28E4FE9720D1CD3DAC72289B7D9A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantAxis" xlink:label="loc_us-gaap_JointlyOwnedUtilityPlantAxis_79A28E4FE9720D1CD3DAC72289B7D9A6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_JointlyOwnedUtilityPlantAxis_79A28E4FE9720D1CD3DAC72289B7D9A6" xlink:to="lab_us-gaap_JointlyOwnedUtilityPlantAxis_79A28E4FE9720D1CD3DAC72289B7D9A6" xlink:type="arc"/>
<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantDomain_A552F8FFFBCFA732772EC72289B7E1F8_terseLabel_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantDomain_A552F8FFFBCFA732772EC72289B7E1F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant [Domain] </link:label>
<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantDomain_A552F8FFFBCFA732772EC72289B7E1F8_label_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantDomain_A552F8FFFBCFA732772EC72289B7E1F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantDomain" xlink:label="loc_us-gaap_JointlyOwnedUtilityPlantDomain_A552F8FFFBCFA732772EC72289B7E1F8" xlink:type="locator"/>
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<link:label id="lab_cpn_HidalgoEnergyCenterMember_7BE5C95E1BF8BB61E145C72289B84B75_terseLabel_en-US" xlink:label="lab_cpn_HidalgoEnergyCenterMember_7BE5C95E1BF8BB61E145C72289B84B75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Hidalgo Energy Center [Member] </link:label>
<link:label id="lab_cpn_HidalgoEnergyCenterMember_7BE5C95E1BF8BB61E145C72289B84B75_label_en-US" xlink:label="lab_cpn_HidalgoEnergyCenterMember_7BE5C95E1BF8BB61E145C72289B84B75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Hidalgo Energy Center [Member] </link:label>
<link:label id="lab_cpn_HidalgoEnergyCenterMember_7BE5C95E1BF8BB61E145C72289B84B75_documentation_en-US" xlink:label="lab_cpn_HidalgoEnergyCenterMember_7BE5C95E1BF8BB61E145C72289B84B75" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Hidalgo Energy Center [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_HidalgoEnergyCenterMember" xlink:label="loc_cpn_HidalgoEnergyCenterMember_7BE5C95E1BF8BB61E145C72289B84B75" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_HidalgoEnergyCenterMember_7BE5C95E1BF8BB61E145C72289B84B75" xlink:to="lab_cpn_HidalgoEnergyCenterMember_7BE5C95E1BF8BB61E145C72289B84B75" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems_469063D773481E0E4D13C72289B8E022_label_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems_469063D773481E0E4D13C72289B8E022" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Cash Equivalents Items [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems_469063D773481E0E4D13C72289B8E022" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_A644AB2C38BDA58970D5C72289B8BF17_verboseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_A644AB2C38BDA58970D5C72289B8BF17" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_A644AB2C38BDA58970D5C72289B8BF17" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_6DB2E932897562630CCDC72289B8C345_verboseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_6DB2E932897562630CCDC72289B8C345" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Non-current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsNoncurrent" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_6DB2E932897562630CCDC72289B8C345" xlink:type="locator"/>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalents" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalents_EC691F60DAC7A1D44F32C72289B80C18" xlink:type="locator"/>
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<link:label id="lab_cpn_BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesTextualsAbstract_6D60BF49BC18421B2328C72289B86E4B_label_en-US" xlink:label="lab_cpn_BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesTextualsAbstract_6D60BF49BC18421B2328C72289B86E4B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Basis Of Presentation and Summary of Significant Accounting Policies (Textuals) [Abstract] </link:label>
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<link:label id="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_473129304E80A1D1678BC72289B836C9_verboseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_473129304E80A1D1678BC72289B836C9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Ownership percentage in equity method investment </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage_933EE90B45DDFE58AB60C72289B8EFD5_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage_933EE90B45DDFE58AB60C72289B8EFD5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, plant and equipment, salvage value (as a percent) </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage_933EE90B45DDFE58AB60C72289B8EFD5_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage_933EE90B45DDFE58AB60C72289B8EFD5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Salvage Value, Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage_933EE90B45DDFE58AB60C72289B8EFD5" xlink:type="locator"/>
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<link:label id="lab_cpn_PropertyPlantAndEquipmentSalvageValuePercentageRotables_5C2E7AFD7383064F1F18C72289B81598_terseLabel_en-US" xlink:label="lab_cpn_PropertyPlantAndEquipmentSalvageValuePercentageRotables_5C2E7AFD7383064F1F18C72289B81598" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, plant and equipment, salvage value of rotables (as a percent) </link:label>
<link:label id="lab_cpn_PropertyPlantAndEquipmentSalvageValuePercentageRotables_5C2E7AFD7383064F1F18C72289B81598_label_en-US" xlink:label="lab_cpn_PropertyPlantAndEquipmentSalvageValuePercentageRotables_5C2E7AFD7383064F1F18C72289B81598" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Salvage Value, Percentage Rotables </link:label>
<link:label id="lab_cpn_PropertyPlantAndEquipmentSalvageValuePercentageRotables_5C2E7AFD7383064F1F18C72289B81598_documentation_en-US" xlink:label="lab_cpn_PropertyPlantAndEquipmentSalvageValuePercentageRotables_5C2E7AFD7383064F1F18C72289B81598" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Salvage Value, Percentage Rotables </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_PropertyPlantAndEquipmentSalvageValuePercentageRotables" xlink:label="loc_cpn_PropertyPlantAndEquipmentSalvageValuePercentageRotables_5C2E7AFD7383064F1F18C72289B81598" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligation_415124FE09F3B4E40CB0C72289B84550_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligation_415124FE09F3B4E40CB0C72289B84550" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset retirement obligations </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligation_415124FE09F3B4E40CB0C72289B84550_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligation_415124FE09F3B4E40CB0C72289B84550" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetRetirementObligation" xlink:label="loc_us-gaap_AssetRetirementObligation_415124FE09F3B4E40CB0C72289B84550" xlink:type="locator"/>
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<link:label id="lab_cpn_JointlyOwnedPlantsAbstract_540286978FC5162C5165C72289B80E7E_terseLabel_en-US" xlink:label="lab_cpn_JointlyOwnedPlantsAbstract_540286978FC5162C5165C72289B80E7E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Jointly Owned Plants [Abstract] </link:label>
<link:label id="lab_cpn_JointlyOwnedPlantsAbstract_540286978FC5162C5165C72289B80E7E_label_en-US" xlink:label="lab_cpn_JointlyOwnedPlantsAbstract_540286978FC5162C5165C72289B80E7E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Jointly Owned Plants [Abstract] </link:label>
<link:label id="lab_cpn_JointlyOwnedPlantsAbstract_540286978FC5162C5165C72289B80E7E_documentation_en-US" xlink:label="lab_cpn_JointlyOwnedPlantsAbstract_540286978FC5162C5165C72289B80E7E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Jointly Owned Plants [Abstract] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_JointlyOwnedPlantsAbstract" xlink:label="loc_cpn_JointlyOwnedPlantsAbstract_540286978FC5162C5165C72289B80E7E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare_059865E35A527702E736C72289B89882_terseLabel_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare_059865E35A527702E736C72289B89882" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant, Proportionate Ownership Share </link:label>
<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare_059865E35A527702E736C72289B89882_label_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare_059865E35A527702E736C72289B89882" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant, Proportionate Ownership Share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare" xlink:label="loc_us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare_059865E35A527702E736C72289B89882" xlink:type="locator"/>
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<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantGrossOwnershipAmountOfPlantInService_BFCFBCA385D933B67454C72289B8D9D5_terseLabel_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantGrossOwnershipAmountOfPlantInService_BFCFBCA385D933B67454C72289B8D9D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant, Gross Ownership Amount of Plant in Service </link:label>
<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantGrossOwnershipAmountOfPlantInService_BFCFBCA385D933B67454C72289B8D9D5_label_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantGrossOwnershipAmountOfPlantInService_BFCFBCA385D933B67454C72289B8D9D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant, Gross Ownership Amount of Plant in Service </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantGrossOwnershipAmountOfPlantInService" xlink:label="loc_us-gaap_JointlyOwnedUtilityPlantGrossOwnershipAmountOfPlantInService_BFCFBCA385D933B67454C72289B8D9D5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfPlantAccumulatedDepreciation_65FA7B84002E3A201560C72289B839AA_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfPlantAccumulatedDepreciation_65FA7B84002E3A201560C72289B839AA" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant, Ownership Amount of Plant Accumulated Depreciation </link:label>
<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfPlantAccumulatedDepreciation_65FA7B84002E3A201560C72289B839AA_label_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfPlantAccumulatedDepreciation_65FA7B84002E3A201560C72289B839AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant, Ownership Amount of Plant Accumulated Depreciation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfPlantAccumulatedDepreciation" xlink:label="loc_us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfPlantAccumulatedDepreciation_65FA7B84002E3A201560C72289B839AA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgress_52E73C3371A212B3BCA8C72289B9C39B_terseLabel_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgress_52E73C3371A212B3BCA8C72289B9C39B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant, Ownership Amount of Construction Work in Progress </link:label>
<link:label id="lab_us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgress_52E73C3371A212B3BCA8C72289B9C39B_label_en-US" xlink:label="lab_us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgress_52E73C3371A212B3BCA8C72289B9C39B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Jointly Owned Utility Plant, Ownership Amount of Construction Work in Progress </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgress" xlink:label="loc_us-gaap_JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgress_52E73C3371A212B3BCA8C72289B9C39B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_862CA687AEBE0549007AC72288674CC9_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_862CA687AEBE0549007AC72288674CC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Future Minimum Rental Payments for Power Plant and Land and Other Operating Leases </link:label>
<link:label id="lab_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_862CA687AEBE0549007AC72288674CC9_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_862CA687AEBE0549007AC72288674CC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_862CA687AEBE0549007AC72288674CC9" xlink:type="locator"/>
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<link:label id="lab_cpn_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesOfficeAndEquipmentLeasesTableTextBlock_A53DF6F89CB2F502E9CFC72288678033_terseLabel_en-US" xlink:label="lab_cpn_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesOfficeAndEquipmentLeasesTableTextBlock_A53DF6F89CB2F502E9CFC72288678033" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Future Minimum Lease Payments for Office and Equipment Leases </link:label>
<link:label id="lab_cpn_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesOfficeAndEquipmentLeasesTableTextBlock_A53DF6F89CB2F502E9CFC72288678033_label_en-US" xlink:label="lab_cpn_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesOfficeAndEquipmentLeasesTableTextBlock_A53DF6F89CB2F502E9CFC72288678033" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Future Minimum Rental Payments for Operating Leases Office and Equipment Leases [Table Text Block] </link:label>
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<link:label id="lab_cpn_ScheduleOfFutureMinimumPaymentsForCommoditiesTableTextBlock_7E497B908B753D09392BC7228867BAA6_terseLabel_en-US" xlink:label="lab_cpn_ScheduleOfFutureMinimumPaymentsForCommoditiesTableTextBlock_7E497B908B753D09392BC7228867BAA6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule Of Future Minimum Payments For Commodities </link:label>
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<link:label id="lab_us-gaap_ElectricGenerationEquipmentMember_4DB41D3F602CF32082F2C7228863D8E8_terseLabel_en-US" xlink:label="lab_us-gaap_ElectricGenerationEquipmentMember_4DB41D3F602CF32082F2C7228863D8E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Electric Generation Equipment [Member] </link:label>
<link:label id="lab_us-gaap_ElectricGenerationEquipmentMember_4DB41D3F602CF32082F2C7228863D8E8_label_en-US" xlink:label="lab_us-gaap_ElectricGenerationEquipmentMember_4DB41D3F602CF32082F2C7228863D8E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Electric Generation Equipment [Member] </link:label>
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<link:label id="lab_us-gaap_OfficeEquipmentMember_3C63D492FB992A8C5961C722886359E4_terseLabel_en-US" xlink:label="lab_us-gaap_OfficeEquipmentMember_3C63D492FB992A8C5961C722886359E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Office Equipment [Member] </link:label>
<link:label id="lab_us-gaap_OfficeEquipmentMember_3C63D492FB992A8C5961C722886359E4_label_en-US" xlink:label="lab_us-gaap_OfficeEquipmentMember_3C63D492FB992A8C5961C722886359E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Office Equipment [Member] </link:label>
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<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_ADFF590BF1BF3A15AE89C72288632C61_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_ADFF590BF1BF3A15AE89C72288632C61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation by Category of Item Purchased [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_ADFF590BF1BF3A15AE89C72288632C61" xlink:type="locator"/>
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<link:label id="lab_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_E4A6D19F6E90B5FCFEC1C722886451CD_label_en-US" xlink:label="lab_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_E4A6D19F6E90B5FCFEC1C722886451CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain" xlink:label="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_E4A6D19F6E90B5FCFEC1C722886451CD" xlink:type="locator"/>
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<link:label id="lab_cpn_LtsaMember_F477ABE40A670A7AAFD2C7228864B462_label_en-US" xlink:label="lab_cpn_LtsaMember_F477ABE40A670A7AAFD2C7228864B462" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> LTSA [Member] </link:label>
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<link:label id="lab_us-gaap_OperatingLeasesRentExpenseNet_DD7FB2FB556B92E278B1C7228864B553_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesRentExpenseNet_DD7FB2FB556B92E278B1C7228864B553" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Leases, Rent Expense, Net </link:label>
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<link:label id="lab_cpn_OutstandingClaimsRelatedToGuarantees_EBF49E74351B29B4C5BAC72288647EDF_terseLabel_en-US" xlink:label="lab_cpn_OutstandingClaimsRelatedToGuarantees_EBF49E74351B29B4C5BAC72288647EDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding claims related to guarantees </link:label>
<link:label id="lab_cpn_OutstandingClaimsRelatedToGuarantees_EBF49E74351B29B4C5BAC72288647EDF_label_en-US" xlink:label="lab_cpn_OutstandingClaimsRelatedToGuarantees_EBF49E74351B29B4C5BAC72288647EDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Outstanding claims related to guarantees </link:label>
<link:label id="lab_cpn_OutstandingClaimsRelatedToGuarantees_EBF49E74351B29B4C5BAC72288647EDF_documentation_en-US" xlink:label="lab_cpn_OutstandingClaimsRelatedToGuarantees_EBF49E74351B29B4C5BAC72288647EDF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Outstanding claims related to guarantees </link:label>
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<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_05DC39CB31680AA5BBDCC72288647925_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_05DC39CB31680AA5BBDCC72288647925" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation </link:label>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_05DC39CB31680AA5BBDCC72288647925_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_05DC39CB31680AA5BBDCC72288647925" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation, Fiscal Year Maturity [Abstract] </link:label>
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<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_0826A49892AD717BB8C5C7228864CA90_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_0826A49892AD717BB8C5C7228864CA90" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_0826A49892AD717BB8C5C7228864CA90" xlink:type="locator"/>
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<link:label id="lab_cpn_TermofUnrecordedUnconditionalPurchaseObligationLowerLimit_744E0644753D54D73D73C7228864CE12_label_en-US" xlink:label="lab_cpn_TermofUnrecordedUnconditionalPurchaseObligationLowerLimit_744E0644753D54D73D73C7228864CE12" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Term of Unrecorded Unconditional Purchase Obligation Lower Limit </link:label>
<link:label id="lab_cpn_TermofUnrecordedUnconditionalPurchaseObligationLowerLimit_744E0644753D54D73D73C7228864CE12_documentation_en-US" xlink:label="lab_cpn_TermofUnrecordedUnconditionalPurchaseObligationLowerLimit_744E0644753D54D73D73C7228864CE12" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Term of Unrecorded Unconditional Purchase Obligation Lower Limit </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_TermofUnrecordedUnconditionalPurchaseObligationLowerLimit" xlink:label="loc_cpn_TermofUnrecordedUnconditionalPurchaseObligationLowerLimit_744E0644753D54D73D73C7228864CE12" xlink:type="locator"/>
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<link:label id="lab_cpn_TermofUnrecordedUnconditionalPurchaseObligationUpperLimit_C9D1F9D8F00470D370CEC7228864CC7F_label_en-US" xlink:label="lab_cpn_TermofUnrecordedUnconditionalPurchaseObligationUpperLimit_C9D1F9D8F00470D370CEC7228864CC7F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Term of Unrecorded Unconditional Purchase Obligation Upper Limit </link:label>
<link:label id="lab_cpn_TermofUnrecordedUnconditionalPurchaseObligationUpperLimit_C9D1F9D8F00470D370CEC7228864CC7F_documentation_en-US" xlink:label="lab_cpn_TermofUnrecordedUnconditionalPurchaseObligationUpperLimit_C9D1F9D8F00470D370CEC7228864CC7F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Term of Unrecorded Unconditional Purchase Obligation Upper Limit </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_TermofUnrecordedUnconditionalPurchaseObligationUpperLimit" xlink:label="loc_cpn_TermofUnrecordedUnconditionalPurchaseObligationUpperLimit_C9D1F9D8F00470D370CEC7228864CC7F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_44B86E90067118E9B437C722886594C3_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_44B86E90067118E9B437C722886594C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_44B86E90067118E9B437C722886594C3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_1338DFBE8515E0360DC5C72288F7472B_terseLabel_en-US" xlink:label="lab_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_1338DFBE8515E0360DC5C72288F7472B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Financial Instruments Owned and Pledged as Collateral [Table] </link:label>
<link:label id="lab_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_1338DFBE8515E0360DC5C72288F7472B_label_en-US" xlink:label="lab_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_1338DFBE8515E0360DC5C72288F7472B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Financial Instruments Owned and Pledged as Collateral [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable" xlink:label="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_1338DFBE8515E0360DC5C72288F7472B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_276D4EA875010DDB51A2C72288F82C95_terseLabel_en-US" xlink:label="lab_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_276D4EA875010DDB51A2C72288F82C95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Financial Instruments Owned and Pledged as Collateral [Line Items] </link:label>
<link:label id="lab_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_276D4EA875010DDB51A2C72288F82C95_label_en-US" xlink:label="lab_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_276D4EA875010DDB51A2C72288F82C95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Financial Instruments Owned and Pledged as Collateral [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems" xlink:label="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_276D4EA875010DDB51A2C72288F82C95" xlink:type="locator"/>
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<link:label id="lab_cpn_NaturalGasAndPowerPrepayments_BC9F4A84610B70477401C72288F8716E_terseLabel_en-US" xlink:label="lab_cpn_NaturalGasAndPowerPrepayments_BC9F4A84610B70477401C72288F8716E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Natural gas and power prepayments </link:label>
<link:label id="lab_cpn_NaturalGasAndPowerPrepayments_BC9F4A84610B70477401C72288F8716E_label_en-US" xlink:label="lab_cpn_NaturalGasAndPowerPrepayments_BC9F4A84610B70477401C72288F8716E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Natural gas and power prepayments </link:label>
<link:label id="lab_cpn_NaturalGasAndPowerPrepayments_BC9F4A84610B70477401C72288F8716E_documentation_en-US" xlink:label="lab_cpn_NaturalGasAndPowerPrepayments_BC9F4A84610B70477401C72288F8716E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Natural gas and power prepayments </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_NaturalGasAndPowerPrepayments" xlink:label="loc_cpn_NaturalGasAndPowerPrepayments_BC9F4A84610B70477401C72288F8716E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_NaturalGasAndPowerPrepayments_BC9F4A84610B70477401C72288F8716E" xlink:to="lab_cpn_NaturalGasAndPowerPrepayments_BC9F4A84610B70477401C72288F8716E" xlink:type="arc"/>
<link:label id="lab_cpn_DerivativeCollateralRightToReclaimCashAndNaturalGasAndPowerPrepaymentsTotal_8E397D95DB0CC74C4883C72288F8DD82_totalLabel_en-US" xlink:label="lab_cpn_DerivativeCollateralRightToReclaimCashAndNaturalGasAndPowerPrepaymentsTotal_8E397D95DB0CC74C4883C72288F8DD82" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total margin deposits and natural gas and power prepayments with our counterparties </link:label>
<link:label id="lab_cpn_DerivativeCollateralRightToReclaimCashAndNaturalGasAndPowerPrepaymentsTotal_8E397D95DB0CC74C4883C72288F8DD82_label_en-US" xlink:label="lab_cpn_DerivativeCollateralRightToReclaimCashAndNaturalGasAndPowerPrepaymentsTotal_8E397D95DB0CC74C4883C72288F8DD82" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Collateral Right To Reclaim Cash And Natural Gas And Power Prepayments Total </link:label>
<link:label id="lab_cpn_DerivativeCollateralRightToReclaimCashAndNaturalGasAndPowerPrepaymentsTotal_8E397D95DB0CC74C4883C72288F8DD82_documentation_en-US" xlink:label="lab_cpn_DerivativeCollateralRightToReclaimCashAndNaturalGasAndPowerPrepaymentsTotal_8E397D95DB0CC74C4883C72288F8DD82" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Derivative Collateral Right To Reclaim Cash And Natural Gas And Power Prepayments Total </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_DerivativeCollateralRightToReclaimCashAndNaturalGasAndPowerPrepaymentsTotal" xlink:label="loc_cpn_DerivativeCollateralRightToReclaimCashAndNaturalGasAndPowerPrepaymentsTotal_8E397D95DB0CC74C4883C72288F8DD82" xlink:type="locator"/>
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<link:label id="lab_cpn_LettersOfCreditIssued_0CE631F02A5311EA1223C72288F896AA_terseLabel_en-US" xlink:label="lab_cpn_LettersOfCreditIssued_0CE631F02A5311EA1223C72288F896AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Letters of credit issued </link:label>
<link:label id="lab_cpn_LettersOfCreditIssued_0CE631F02A5311EA1223C72288F896AA_label_en-US" xlink:label="lab_cpn_LettersOfCreditIssued_0CE631F02A5311EA1223C72288F896AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letters of credit issued </link:label>
<link:label id="lab_cpn_LettersOfCreditIssued_0CE631F02A5311EA1223C72288F896AA_documentation_en-US" xlink:label="lab_cpn_LettersOfCreditIssued_0CE631F02A5311EA1223C72288F896AA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Letters of credit issued </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_LettersOfCreditIssued" xlink:label="loc_cpn_LettersOfCreditIssued_0CE631F02A5311EA1223C72288F896AA" xlink:type="locator"/>
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<link:label id="lab_cpn_FirstPriorityLiensUnderPowerAndNaturalGasAgreements_803AC9D4AC93C6C7606DC72288F896A2_terseLabel_en-US" xlink:label="lab_cpn_FirstPriorityLiensUnderPowerAndNaturalGasAgreements_803AC9D4AC93C6C7606DC72288F896A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> First priority liens under power and natural gas agreements </link:label>
<link:label id="lab_cpn_FirstPriorityLiensUnderPowerAndNaturalGasAgreements_803AC9D4AC93C6C7606DC72288F896A2_label_en-US" xlink:label="lab_cpn_FirstPriorityLiensUnderPowerAndNaturalGasAgreements_803AC9D4AC93C6C7606DC72288F896A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> First priority liens under power and natural gas agreements </link:label>
<link:label id="lab_cpn_FirstPriorityLiensUnderPowerAndNaturalGasAgreements_803AC9D4AC93C6C7606DC72288F896A2_documentation_en-US" xlink:label="lab_cpn_FirstPriorityLiensUnderPowerAndNaturalGasAgreements_803AC9D4AC93C6C7606DC72288F896A2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> First priority liens under power and natural gas agreements </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_FirstPriorityLiensUnderPowerAndNaturalGasAgreements" xlink:label="loc_cpn_FirstPriorityLiensUnderPowerAndNaturalGasAgreements_803AC9D4AC93C6C7606DC72288F896A2" xlink:type="locator"/>
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<link:label id="lab_cpn_FirstPriorityLiensUnderInterestRateSwapAgreements_78AB7DD195DF8BFD3DD8C72288F88E95_terseLabel_en-US" xlink:label="lab_cpn_FirstPriorityLiensUnderInterestRateSwapAgreements_78AB7DD195DF8BFD3DD8C72288F88E95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> First priority liens under interest rate swap agreements </link:label>
<link:label id="lab_cpn_FirstPriorityLiensUnderInterestRateSwapAgreements_78AB7DD195DF8BFD3DD8C72288F88E95_label_en-US" xlink:label="lab_cpn_FirstPriorityLiensUnderInterestRateSwapAgreements_78AB7DD195DF8BFD3DD8C72288F88E95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> First priority liens under interest rate swap agreements </link:label>
<link:label id="lab_cpn_FirstPriorityLiensUnderInterestRateSwapAgreements_78AB7DD195DF8BFD3DD8C72288F88E95_documentation_en-US" xlink:label="lab_cpn_FirstPriorityLiensUnderInterestRateSwapAgreements_78AB7DD195DF8BFD3DD8C72288F88E95" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> First priority liens under interest rate swap agreements </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_FirstPriorityLiensUnderInterestRateSwapAgreements" xlink:label="loc_cpn_FirstPriorityLiensUnderInterestRateSwapAgreements_78AB7DD195DF8BFD3DD8C72288F88E95" xlink:type="locator"/>
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<link:label id="lab_cpn_LettersOfCreditIssuedAndFirstPriorityLiensUnderPowerNaturalGasAndInterestRateSwapAgreements_793BCF36DD00224B9725C72288F8DBF9_totalLabel_en-US" xlink:label="lab_cpn_LettersOfCreditIssuedAndFirstPriorityLiensUnderPowerNaturalGasAndInterestRateSwapAgreements_793BCF36DD00224B9725C72288F8DBF9" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total letters of credit and first priority liens with our counterparties </link:label>
<link:label id="lab_cpn_LettersOfCreditIssuedAndFirstPriorityLiensUnderPowerNaturalGasAndInterestRateSwapAgreements_793BCF36DD00224B9725C72288F8DBF9_label_en-US" xlink:label="lab_cpn_LettersOfCreditIssuedAndFirstPriorityLiensUnderPowerNaturalGasAndInterestRateSwapAgreements_793BCF36DD00224B9725C72288F8DBF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letters of Credit Issued and First Priority Liens Under Power Natural Gas And Interest Rate Swap Agreements </link:label>
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<link:label id="lab_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_9D88D1ADC382702BC960C7228848EC2C_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_9D88D1ADC382702BC960C7228848EC2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Revenues from External Customers and Long-Lived Assets [Table] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_9D88D1ADC382702BC960C7228848EC2C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConsolidationItemsAxis_ADD332AC6FC27305D1DDC722884844A4_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationItemsAxis_ADD332AC6FC27305D1DDC722884844A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Axis] </link:label>
<link:label id="lab_us-gaap_ConsolidationItemsAxis_ADD332AC6FC27305D1DDC722884844A4_label_en-US" xlink:label="lab_us-gaap_ConsolidationItemsAxis_ADD332AC6FC27305D1DDC722884844A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Axis] </link:label>
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<link:label id="lab_us-gaap_ConsolidationItemsDomain_D76144E3F0BA6773DEF2C72288487428_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationItemsDomain_D76144E3F0BA6773DEF2C72288487428" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Domain] </link:label>
<link:label id="lab_us-gaap_ConsolidationItemsDomain_D76144E3F0BA6773DEF2C72288487428_label_en-US" xlink:label="lab_us-gaap_ConsolidationItemsDomain_D76144E3F0BA6773DEF2C72288487428" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConsolidationItemsDomain" xlink:label="loc_us-gaap_ConsolidationItemsDomain_D76144E3F0BA6773DEF2C72288487428" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingSegmentsMember_04371DB315B252B0B707C72288495F42_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_04371DB315B252B0B707C72288495F42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Segments [Member] </link:label>
<link:label id="lab_us-gaap_OperatingSegmentsMember_04371DB315B252B0B707C72288495F42_label_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_04371DB315B252B0B707C72288495F42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Segments [Member] </link:label>
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<link:label id="lab_us-gaap_IntersegmentEliminationMember_3325E8BD345F4B2DC6F8C7228849FDD5_terseLabel_en-US" xlink:label="lab_us-gaap_IntersegmentEliminationMember_3325E8BD345F4B2DC6F8C7228849FDD5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intersegment Eliminations [Member] </link:label>
<link:label id="lab_us-gaap_IntersegmentEliminationMember_3325E8BD345F4B2DC6F8C7228849FDD5_label_en-US" xlink:label="lab_us-gaap_IntersegmentEliminationMember_3325E8BD345F4B2DC6F8C7228849FDD5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intersegment Eliminations [Member] </link:label>
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<link:label id="lab_us-gaap_MajorCustomersAxis_ACA346715E85007A6C07C7228849C60C_terseLabel_en-US" xlink:label="lab_us-gaap_MajorCustomersAxis_ACA346715E85007A6C07C7228849C60C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Major Customers [Axis] </link:label>
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<link:label id="lab_cpn_PjmSettlementIncMember_72B47C5E4EC7AC56E66FC72288495E0D_terseLabel_en-US" xlink:label="lab_cpn_PjmSettlementIncMember_72B47C5E4EC7AC56E66FC72288495E0D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> PJM Settlement, Inc. [Member] </link:label>
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<link:label id="lab_cpn_PacificGasElectricCompanyMember_F6D0D4BA2AECABF99802C7228849366F_terseLabel_en-US" xlink:label="lab_cpn_PacificGasElectricCompanyMember_F6D0D4BA2AECABF99802C7228849366F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Pacific Gas & Electric Company [Member] </link:label>
<link:label id="lab_cpn_PacificGasElectricCompanyMember_F6D0D4BA2AECABF99802C7228849366F_label_en-US" xlink:label="lab_cpn_PacificGasElectricCompanyMember_F6D0D4BA2AECABF99802C7228849366F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pacific Gas & Electric Company [Member] </link:label>
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<link:loc xlink:href="cpn-20151231.xsd#cpn_PacificGasElectricCompanyMember" xlink:label="loc_cpn_PacificGasElectricCompanyMember_F6D0D4BA2AECABF99802C7228849366F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StatementGeographicalAxis_3A372BAFF43283DEEA2BC7228849C40E_terseLabel_en-US" xlink:label="lab_us-gaap_StatementGeographicalAxis_3A372BAFF43283DEEA2BC7228849C40E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statement, Geographical [Axis] </link:label>
<link:label id="lab_us-gaap_StatementGeographicalAxis_3A372BAFF43283DEEA2BC7228849C40E_label_en-US" xlink:label="lab_us-gaap_StatementGeographicalAxis_3A372BAFF43283DEEA2BC7228849C40E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geographical [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementGeographicalAxis" xlink:label="loc_us-gaap_StatementGeographicalAxis_3A372BAFF43283DEEA2BC7228849C40E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SegmentGeographicalDomain_D83DD5C858D7BDEFBE38C7228849C2B1_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentGeographicalDomain_D83DD5C858D7BDEFBE38C7228849C2B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment, Geographical [Domain] </link:label>
<link:label id="lab_us-gaap_SegmentGeographicalDomain_D83DD5C858D7BDEFBE38C7228849C2B1_label_en-US" xlink:label="lab_us-gaap_SegmentGeographicalDomain_D83DD5C858D7BDEFBE38C7228849C2B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geographical [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentGeographicalDomain" xlink:label="loc_us-gaap_SegmentGeographicalDomain_D83DD5C858D7BDEFBE38C7228849C2B1" xlink:type="locator"/>
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<link:label id="lab_cpn_WestMember_65BC1C8DEEE4B7DBD3B9C72288498CB4_label_en-US" xlink:label="lab_cpn_WestMember_65BC1C8DEEE4B7DBD3B9C72288498CB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> West [Member] </link:label>
<link:label id="lab_cpn_WestMember_65BC1C8DEEE4B7DBD3B9C72288498CB4_documentation_en-US" xlink:label="lab_cpn_WestMember_65BC1C8DEEE4B7DBD3B9C72288498CB4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> West Member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_WestMember" xlink:label="loc_cpn_WestMember_65BC1C8DEEE4B7DBD3B9C72288498CB4" xlink:type="locator"/>
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<link:label id="lab_stpr_TX_82BBBC898A93EA903056C72288491628_terseLabel_en-US" xlink:label="lab_stpr_TX_82BBBC898A93EA903056C72288491628" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Texas [Member] </link:label>
<link:label id="lab_stpr_TX_82BBBC898A93EA903056C72288491628_label_en-US" xlink:label="lab_stpr_TX_82BBBC898A93EA903056C72288491628" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> TEXAS </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_TX" xlink:label="loc_stpr_TX_82BBBC898A93EA903056C72288491628" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_stpr_TX_82BBBC898A93EA903056C72288491628" xlink:to="lab_stpr_TX_82BBBC898A93EA903056C72288491628" xlink:type="arc"/>
<link:label id="lab_cpn_EastMember_A5DA3A5036E7A9DEBBE0C72288493D16_label_en-US" xlink:label="lab_cpn_EastMember_A5DA3A5036E7A9DEBBE0C72288493D16" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> East [Member] </link:label>
<link:label id="lab_cpn_EastMember_A5DA3A5036E7A9DEBBE0C72288493D16_documentation_en-US" xlink:label="lab_cpn_EastMember_A5DA3A5036E7A9DEBBE0C72288493D16" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> North Member </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_EastMember" xlink:label="loc_cpn_EastMember_A5DA3A5036E7A9DEBBE0C72288493D16" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_EastMember_A5DA3A5036E7A9DEBBE0C72288493D16" xlink:to="lab_cpn_EastMember_A5DA3A5036E7A9DEBBE0C72288493D16" xlink:type="arc"/>
<link:label id="lab_cpn_GeographyConsolidationandEliminationMember_1A31DBF2DF24FE7FC5ABC7228849CB87_terseLabel_en-US" xlink:label="lab_cpn_GeographyConsolidationandEliminationMember_1A31DBF2DF24FE7FC5ABC7228849CB87" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geography Consolidation and Elimination [Member] </link:label>
<link:label id="lab_cpn_GeographyConsolidationandEliminationMember_1A31DBF2DF24FE7FC5ABC7228849CB87_label_en-US" xlink:label="lab_cpn_GeographyConsolidationandEliminationMember_1A31DBF2DF24FE7FC5ABC7228849CB87" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geography Consolidation and Elimination [Member] </link:label>
<link:label id="lab_cpn_GeographyConsolidationandEliminationMember_1A31DBF2DF24FE7FC5ABC7228849CB87_documentation_en-US" xlink:label="lab_cpn_GeographyConsolidationandEliminationMember_1A31DBF2DF24FE7FC5ABC7228849CB87" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Geography Consolidation and Elimination [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_GeographyConsolidationandEliminationMember" xlink:label="loc_cpn_GeographyConsolidationandEliminationMember_1A31DBF2DF24FE7FC5ABC7228849CB87" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_2BA996777A7582760130C7228849ACC2_terseLabel_en-US" xlink:label="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_2BA996777A7582760130C7228849ACC2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenues from External Customers and Long-Lived Assets [Line Items] </link:label>
<link:label id="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_2BA996777A7582760130C7228849ACC2_label_en-US" xlink:label="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_2BA996777A7582760130C7228849ACC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenues from External Customers and Long-Lived Assets [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems" xlink:label="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_2BA996777A7582760130C7228849ACC2" xlink:type="locator"/>
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<link:label id="lab_cpn_CommodityMargin_C276207AE88B05DE98CBC722884A8749_terseLabel_en-US" xlink:label="lab_cpn_CommodityMargin_C276207AE88B05DE98CBC722884A8749" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commodity Margin </link:label>
<link:label id="lab_cpn_CommodityMargin_C276207AE88B05DE98CBC722884A8749_label_en-US" xlink:label="lab_cpn_CommodityMargin_C276207AE88B05DE98CBC722884A8749" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commodity Margin </link:label>
<link:label id="lab_cpn_CommodityMargin_C276207AE88B05DE98CBC722884A8749_documentation_en-US" xlink:label="lab_cpn_CommodityMargin_C276207AE88B05DE98CBC722884A8749" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commodity Margin </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_CommodityMargin" xlink:label="loc_cpn_CommodityMargin_C276207AE88B05DE98CBC722884A8749" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_CommodityMargin_C276207AE88B05DE98CBC722884A8749" xlink:to="lab_cpn_CommodityMargin_C276207AE88B05DE98CBC722884A8749" xlink:type="arc"/>
<link:label id="lab_cpn_MarkToMarketCommodityActivityNetAndOtherRevenue_EC4F11ECEA29963E899CC722884AF774_terseLabel_en-US" xlink:label="lab_cpn_MarkToMarketCommodityActivityNetAndOtherRevenue_EC4F11ECEA29963E899CC722884AF774" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Mark-to-Market Commodity Activity, Net and Other Revenue </link:label>
<link:label id="lab_cpn_MarkToMarketCommodityActivityNetAndOtherRevenue_EC4F11ECEA29963E899CC722884AF774_label_en-US" xlink:label="lab_cpn_MarkToMarketCommodityActivityNetAndOtherRevenue_EC4F11ECEA29963E899CC722884AF774" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Mark-to-Market Commodity Activity, Net and Other Revenue </link:label>
<link:label id="lab_cpn_MarkToMarketCommodityActivityNetAndOtherRevenue_EC4F11ECEA29963E899CC722884AF774_documentation_en-US" xlink:label="lab_cpn_MarkToMarketCommodityActivityNetAndOtherRevenue_EC4F11ECEA29963E899CC722884AF774" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Mark-to-Market Commodity Activity, Net and Other Revenue </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_MarkToMarketCommodityActivityNetAndOtherRevenue" xlink:label="loc_cpn_MarkToMarketCommodityActivityNetAndOtherRevenue_EC4F11ECEA29963E899CC722884AF774" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherCostAndExpenseOperating_010D845F92E7351C61F1C722884A48BC_terseLabel_en-US" xlink:label="lab_us-gaap_OtherCostAndExpenseOperating_010D845F92E7351C61F1C722884A48BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Cost and Expense, Operating </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherCostAndExpenseOperating" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_010D845F92E7351C61F1C722884A48BC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainLossOnDispositionOfAssets1_E1A42AF0B7D088D1B9CEC722884A8250_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets1_E1A42AF0B7D088D1B9CEC722884A8250" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Disposition of Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets1" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets1_E1A42AF0B7D088D1B9CEC722884A8250" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestRevenueExpenseNet_72381A8B378AA0AEDDDCC722884A6344_negatedLabel_en-US" xlink:label="lab_us-gaap_InterestRevenueExpenseNet_72381A8B378AA0AEDDDCC722884A6344" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Interest expense, net of interest income </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRevenueExpenseNet" xlink:label="loc_us-gaap_InterestRevenueExpenseNet_72381A8B378AA0AEDDDCC722884A6344" xlink:type="locator"/>
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<link:label id="lab_cpn_DebtExtinguishmentCostsAndOtherIncomeExpenseNet_485C8DA13569B845C994C722884A271A_terseLabel_en-US" xlink:label="lab_cpn_DebtExtinguishmentCostsAndOtherIncomeExpenseNet_485C8DA13569B845C994C722884A271A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Extinguishment Costs and Other (Income) Expense, Net </link:label>
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<link:label id="lab_cpn_DebtExtinguishmentCostsAndOtherIncomeExpenseNet_485C8DA13569B845C994C722884A271A_documentation_en-US" xlink:label="lab_cpn_DebtExtinguishmentCostsAndOtherIncomeExpenseNet_485C8DA13569B845C994C722884A271A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Extinguishment Costs and Other (Income) Expense, Net </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_DebtExtinguishmentCostsAndOtherIncomeExpenseNet" xlink:label="loc_cpn_DebtExtinguishmentCostsAndOtherIncomeExpenseNet_485C8DA13569B845C994C722884A271A" xlink:type="locator"/>
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<link:label id="lab_cpn_CommodityMarginforSixSoutheastPowerPlantsSold_A1F2FF0DFFD9DF1B068AC722884B71EE_terseLabel_en-US" xlink:label="lab_cpn_CommodityMarginforSixSoutheastPowerPlantsSold_A1F2FF0DFFD9DF1B068AC722884B71EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commodity Margin for Six Southeast Power Plants Sold </link:label>
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<link:label id="lab_us-gaap_StraightLineRentAdjustments_3E2EB42DD906BE2C03DCC722884B0E30_terseLabel_en-US" xlink:label="lab_us-gaap_StraightLineRentAdjustments_3E2EB42DD906BE2C03DCC722884B0E30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease levelization </link:label>
<link:label id="lab_us-gaap_StraightLineRentAdjustments_3E2EB42DD906BE2C03DCC722884B0E30_label_en-US" xlink:label="lab_us-gaap_StraightLineRentAdjustments_3E2EB42DD906BE2C03DCC722884B0E30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Straight Line Rent Adjustments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StraightLineRentAdjustments" xlink:label="loc_us-gaap_StraightLineRentAdjustments_3E2EB42DD906BE2C03DCC722884B0E30" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_F226600A6A54BF0618CAC722884BDCDC_verboseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_F226600A6A54BF0618CAC722884BDCDC" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Contract amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_F226600A6A54BF0618CAC722884BDCDC" xlink:type="locator"/>
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<link:label id="lab_cpn_NumberofSignificantCustomers_7F49EF8721F3BD0C160AC722884C438D_terseLabel_en-US" xlink:label="lab_cpn_NumberofSignificantCustomers_7F49EF8721F3BD0C160AC722884C438D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of significant customers </link:label>
<link:label id="lab_cpn_NumberofSignificantCustomers_7F49EF8721F3BD0C160AC722884C438D_label_en-US" xlink:label="lab_cpn_NumberofSignificantCustomers_7F49EF8721F3BD0C160AC722884C438D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Significant Customers </link:label>
<link:label id="lab_cpn_NumberofSignificantCustomers_7F49EF8721F3BD0C160AC722884C438D_documentation_en-US" xlink:label="lab_cpn_NumberofSignificantCustomers_7F49EF8721F3BD0C160AC722884C438D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of Significant Customers </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_NumberofSignificantCustomers" xlink:label="loc_cpn_NumberofSignificantCustomers_7F49EF8721F3BD0C160AC722884C438D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_96F4349EDA31C2E0AFC3C722899974B3_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_96F4349EDA31C2E0AFC3C722899974B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_96F4349EDA31C2E0AFC3C722899974B3_label_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_96F4349EDA31C2E0AFC3C722899974B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_96F4349EDA31C2E0AFC3C722899974B3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_33ED70BF9DD025016848C72289992136_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_33ED70BF9DD025016848C72289992136" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Axis] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_33ED70BF9DD025016848C72289992136_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_33ED70BF9DD025016848C72289992136" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_33ED70BF9DD025016848C72289992136" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_33ED70BF9DD025016848C72289992136" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_33ED70BF9DD025016848C72289992136" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_47A37DFB5D705D7AB271C7228999C147_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_47A37DFB5D705D7AB271C7228999C147" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Domain] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_47A37DFB5D705D7AB271C7228999C147_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_47A37DFB5D705D7AB271C7228999C147" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_47A37DFB5D705D7AB271C7228999C147" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_47A37DFB5D705D7AB271C7228999C147" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_47A37DFB5D705D7AB271C7228999C147" xlink:type="arc"/>
<link:label id="lab_cpn_BuildingMachineryAndEquipmentGrossMember_B64009FB600138DF7962C72289997AD3_terseLabel_en-US" xlink:label="lab_cpn_BuildingMachineryAndEquipmentGrossMember_B64009FB600138DF7962C72289997AD3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Building, Machinery and Equipment, Gross [Member] </link:label>
<link:label id="lab_cpn_BuildingMachineryAndEquipmentGrossMember_B64009FB600138DF7962C72289997AD3_label_en-US" xlink:label="lab_cpn_BuildingMachineryAndEquipmentGrossMember_B64009FB600138DF7962C72289997AD3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Building, Machinery and Equipment, Gross [Member] </link:label>
<link:label id="lab_cpn_BuildingMachineryAndEquipmentGrossMember_B64009FB600138DF7962C72289997AD3_documentation_en-US" xlink:label="lab_cpn_BuildingMachineryAndEquipmentGrossMember_B64009FB600138DF7962C72289997AD3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Building, Machinery and Equipment, Gross [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_BuildingMachineryAndEquipmentGrossMember" xlink:label="loc_cpn_BuildingMachineryAndEquipmentGrossMember_B64009FB600138DF7962C72289997AD3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_BuildingMachineryAndEquipmentGrossMember_B64009FB600138DF7962C72289997AD3" xlink:to="lab_cpn_BuildingMachineryAndEquipmentGrossMember_B64009FB600138DF7962C72289997AD3" xlink:type="arc"/>
<link:label id="lab_cpn_GeothermalPropertiesGrossMember_AEACA5472059F79E5B74C722899A11A1_terseLabel_en-US" xlink:label="lab_cpn_GeothermalPropertiesGrossMember_AEACA5472059F79E5B74C722899A11A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geothermal Properties, Gross [Member] </link:label>
<link:label id="lab_cpn_GeothermalPropertiesGrossMember_AEACA5472059F79E5B74C722899A11A1_label_en-US" xlink:label="lab_cpn_GeothermalPropertiesGrossMember_AEACA5472059F79E5B74C722899A11A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geothermal Properties, Gross [Member] </link:label>
<link:label id="lab_cpn_GeothermalPropertiesGrossMember_AEACA5472059F79E5B74C722899A11A1_documentation_en-US" xlink:label="lab_cpn_GeothermalPropertiesGrossMember_AEACA5472059F79E5B74C722899A11A1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Geothermal Properties, Gross [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_GeothermalPropertiesGrossMember" xlink:label="loc_cpn_GeothermalPropertiesGrossMember_AEACA5472059F79E5B74C722899A11A1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_GeothermalPropertiesGrossMember_AEACA5472059F79E5B74C722899A11A1" xlink:to="lab_cpn_GeothermalPropertiesGrossMember_AEACA5472059F79E5B74C722899A11A1" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_94307057282F91E9BCBBC722899ADE64_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_94307057282F91E9BCBBC722899ADE64" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Other Types [Member] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_94307057282F91E9BCBBC722899ADE64_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_94307057282F91E9BCBBC722899ADE64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Other Types [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentOtherTypesMember" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_94307057282F91E9BCBBC722899ADE64" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_94307057282F91E9BCBBC722899ADE64" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_94307057282F91E9BCBBC722899ADE64" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_19AED8BB8CF8FA600733C722899AD8D3_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_19AED8BB8CF8FA600733C722899AD8D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Line Items] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_19AED8BB8CF8FA600733C722899AD8D3_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_19AED8BB8CF8FA600733C722899AD8D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_19AED8BB8CF8FA600733C722899AD8D3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_19AED8BB8CF8FA600733C722899AD8D3" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentLineItems_19AED8BB8CF8FA600733C722899AD8D3" xlink:type="arc"/>
<link:label id="lab_cpn_BuildingsMachineryAndEquipmentGross_BF97B9D347C5BCF08454C722899A501A_terseLabel_en-US" xlink:label="lab_cpn_BuildingsMachineryAndEquipmentGross_BF97B9D347C5BCF08454C722899A501A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Buildings, machinery and equipment </link:label>
<link:label id="lab_cpn_BuildingsMachineryAndEquipmentGross_BF97B9D347C5BCF08454C722899A501A_label_en-US" xlink:label="lab_cpn_BuildingsMachineryAndEquipmentGross_BF97B9D347C5BCF08454C722899A501A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Buildings, Machinery and Equipment, Gross </link:label>
<link:label id="lab_cpn_BuildingsMachineryAndEquipmentGross_BF97B9D347C5BCF08454C722899A501A_documentation_en-US" xlink:label="lab_cpn_BuildingsMachineryAndEquipmentGross_BF97B9D347C5BCF08454C722899A501A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Buildings, machinery and equipment, gross </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_BuildingsMachineryAndEquipmentGross" xlink:label="loc_cpn_BuildingsMachineryAndEquipmentGross_BF97B9D347C5BCF08454C722899A501A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_BuildingsMachineryAndEquipmentGross_BF97B9D347C5BCF08454C722899A501A" xlink:to="lab_cpn_BuildingsMachineryAndEquipmentGross_BF97B9D347C5BCF08454C722899A501A" xlink:type="arc"/>
<link:label id="lab_cpn_GeothermalPropertiesGross_51823C9442DE8008CD84C722899A9EEC_terseLabel_en-US" xlink:label="lab_cpn_GeothermalPropertiesGross_51823C9442DE8008CD84C722899A9EEC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geothermal properties </link:label>
<link:label id="lab_cpn_GeothermalPropertiesGross_51823C9442DE8008CD84C722899A9EEC_label_en-US" xlink:label="lab_cpn_GeothermalPropertiesGross_51823C9442DE8008CD84C722899A9EEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geothermal Properties, Gross </link:label>
<link:label id="lab_cpn_GeothermalPropertiesGross_51823C9442DE8008CD84C722899A9EEC_documentation_en-US" xlink:label="lab_cpn_GeothermalPropertiesGross_51823C9442DE8008CD84C722899A9EEC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Geothermal Properties, Gross </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_GeothermalPropertiesGross" xlink:label="loc_cpn_GeothermalPropertiesGross_51823C9442DE8008CD84C722899A9EEC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentOther_EE1747DB67F407278E68C722899A59F3_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentOther_EE1747DB67F407278E68C722899A59F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentOther_EE1747DB67F407278E68C722899A59F3_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentOther_EE1747DB67F407278E68C722899A59F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Other, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentOther" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentOther_EE1747DB67F407278E68C722899A59F3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_6FBE609ADF437E25B03FC722899A4198_totalLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_6FBE609ADF437E25B03FC722899A4198" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Gross </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_6FBE609ADF437E25B03FC722899A4198_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_6FBE609ADF437E25B03FC722899A4198" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_6FBE609ADF437E25B03FC722899A4198" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_95B326CCF58B113D7360C722899A7579_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_95B326CCF58B113D7360C722899A7579" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less: Accumulated depreciation </link:label>
<link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_95B326CCF58B113D7360C722899A7579_label_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_95B326CCF58B113D7360C722899A7579" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_95B326CCF58B113D7360C722899A7579" xlink:type="locator"/>
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<link:label id="lab_cpn_PropertyPlantAndEquipmentGrossLessAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_430EA3F6CBB892FD2876C722899AA068_totalLabel_en-US" xlink:label="lab_cpn_PropertyPlantAndEquipmentGrossLessAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_430EA3F6CBB892FD2876C722899AA068" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Gross, Less Accumulated Depreciation </link:label>
<link:label id="lab_cpn_PropertyPlantAndEquipmentGrossLessAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_430EA3F6CBB892FD2876C722899AA068_label_en-US" xlink:label="lab_cpn_PropertyPlantAndEquipmentGrossLessAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_430EA3F6CBB892FD2876C722899AA068" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Gross, Less Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment </link:label>
<link:label id="lab_cpn_PropertyPlantAndEquipmentGrossLessAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_430EA3F6CBB892FD2876C722899AA068_documentation_en-US" xlink:label="lab_cpn_PropertyPlantAndEquipmentGrossLessAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_430EA3F6CBB892FD2876C722899AA068" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Gross, Less Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment </link:label>
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<link:label id="lab_us-gaap_Land_FAEDA322E842AE0C0B0DC722899A6985_terseLabel_en-US" xlink:label="lab_us-gaap_Land_FAEDA322E842AE0C0B0DC722899A6985" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Land </link:label>
<link:label id="lab_us-gaap_Land_FAEDA322E842AE0C0B0DC722899A6985_label_en-US" xlink:label="lab_us-gaap_Land_FAEDA322E842AE0C0B0DC722899A6985" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Land </link:label>
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<link:label id="lab_us-gaap_ConstructionInProgressGross_CBDEB982872D9AF8E589C722899A3A5C_terseLabel_en-US" xlink:label="lab_us-gaap_ConstructionInProgressGross_CBDEB982872D9AF8E589C722899A3A5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Construction in progress </link:label>
<link:label id="lab_us-gaap_ConstructionInProgressGross_CBDEB982872D9AF8E589C722899A3A5C_label_en-US" xlink:label="lab_us-gaap_ConstructionInProgressGross_CBDEB982872D9AF8E589C722899A3A5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Construction in Progress, Gross </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_1DE5AF33CF0CD66CCCC0C722899A565D_totalLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_1DE5AF33CF0CD66CCCC0C722899A565D" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Property, plant and equipment, net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_1DE5AF33CF0CD66CCCC0C722899A565D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_Depreciation_E4593F2F56801F30E815C722899A3847_terseLabel_en-US" xlink:label="lab_us-gaap_Depreciation_E4593F2F56801F30E815C722899A3847" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation </link:label>
<link:label id="lab_us-gaap_Depreciation_E4593F2F56801F30E815C722899A3847_label_en-US" xlink:label="lab_us-gaap_Depreciation_E4593F2F56801F30E815C722899A3847" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Depreciation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Depreciation" xlink:label="loc_us-gaap_Depreciation_E4593F2F56801F30E815C722899A3847" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_E453D617667538A43382C722899A8A4A_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_E453D617667538A43382C722899A8A4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Estimated Useful Lives </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_E453D617667538A43382C722899A8A4A_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_E453D617667538A43382C722899A8A4A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Useful Life </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_E453D617667538A43382C722899A8A4A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestCostsCapitalized_01B0C75CA34B5DDEEBE7C722899B0164_terseLabel_en-US" xlink:label="lab_us-gaap_InterestCostsCapitalized_01B0C75CA34B5DDEEBE7C722899B0164" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest Costs, Capitalized During Period </link:label>
<link:label id="lab_us-gaap_InterestCostsCapitalized_01B0C75CA34B5DDEEBE7C722899B0164_label_en-US" xlink:label="lab_us-gaap_InterestCostsCapitalized_01B0C75CA34B5DDEEBE7C722899B0164" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Costs Capitalized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestCostsCapitalized" xlink:label="loc_us-gaap_InterestCostsCapitalized_01B0C75CA34B5DDEEBE7C722899B0164" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueDisclosuresAbstract_7F7EA07A2D7102665472C722892ACA3E_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresAbstract_7F7EA07A2D7102665472C722892ACA3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Disclosures [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_7F7EA07A2D7102665472C722892ACA3E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationTable_827AA14B28FE7719FB97C722892A1576_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationTable_827AA14B28FE7719FB97C722892A1576" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Inputs, Assets, Quantitative Information [Table] </link:label>
<link:label id="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationTable_827AA14B28FE7719FB97C722892A1576_label_en-US" xlink:label="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationTable_827AA14B28FE7719FB97C722892A1576" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Inputs, Assets, Quantitative Information [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsAssetsQuantitativeInformationTable" xlink:label="loc_us-gaap_FairValueInputsAssetsQuantitativeInformationTable_827AA14B28FE7719FB97C722892A1576" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueByLiabilityClassAxis_8D1DAE7F902FE908E0CDC722892A898F_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByLiabilityClassAxis_8D1DAE7F902FE908E0CDC722892A898F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liability Class [Axis] </link:label>
<link:label id="lab_us-gaap_FairValueByLiabilityClassAxis_8D1DAE7F902FE908E0CDC722892A898F_label_en-US" xlink:label="lab_us-gaap_FairValueByLiabilityClassAxis_8D1DAE7F902FE908E0CDC722892A898F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liability Class [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByLiabilityClassAxis" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_8D1DAE7F902FE908E0CDC722892A898F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_FE419EC8836852E5C326C722892A0E40_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_FE419EC8836852E5C326C722892A0E40" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value by Liability Class [Domain] </link:label>
<link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_FE419EC8836852E5C326C722892A0E40_label_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_FE419EC8836852E5C326C722892A0E40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value by Liability Class [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_FE419EC8836852E5C326C722892A0E40" xlink:type="locator"/>
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<link:label id="lab_cpn_PhysicalPowerMember_45E670073C3E252F3106C722892A4B73_terseLabel_en-US" xlink:label="lab_cpn_PhysicalPowerMember_45E670073C3E252F3106C722892A4B73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Physical Power [Member] </link:label>
<link:label id="lab_cpn_PhysicalPowerMember_45E670073C3E252F3106C722892A4B73_label_en-US" xlink:label="lab_cpn_PhysicalPowerMember_45E670073C3E252F3106C722892A4B73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Physical Power [Member] </link:label>
<link:label id="lab_cpn_PhysicalPowerMember_45E670073C3E252F3106C722892A4B73_documentation_en-US" xlink:label="lab_cpn_PhysicalPowerMember_45E670073C3E252F3106C722892A4B73" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Physical Power [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_PhysicalPowerMember" xlink:label="loc_cpn_PhysicalPowerMember_45E670073C3E252F3106C722892A4B73" xlink:type="locator"/>
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<link:label id="lab_cpn_PowerCongestionProductsMember_75176BABF8DEB8822F16C722892A7915_terseLabel_en-US" xlink:label="lab_cpn_PowerCongestionProductsMember_75176BABF8DEB8822F16C722892A7915" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Power Congestion Products [Member] </link:label>
<link:label id="lab_cpn_PowerCongestionProductsMember_75176BABF8DEB8822F16C722892A7915_label_en-US" xlink:label="lab_cpn_PowerCongestionProductsMember_75176BABF8DEB8822F16C722892A7915" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Power Congestion Products [Member] </link:label>
<link:label id="lab_cpn_PowerCongestionProductsMember_75176BABF8DEB8822F16C722892A7915_documentation_en-US" xlink:label="lab_cpn_PowerCongestionProductsMember_75176BABF8DEB8822F16C722892A7915" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Power Congestion Products [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_PowerCongestionProductsMember" xlink:label="loc_cpn_PowerCongestionProductsMember_75176BABF8DEB8822F16C722892A7915" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems_8632D89108270AC5229AC722892A0420_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems_8632D89108270AC5229AC722892A0420" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Quantitative Information about Level 3 fair Value Measurements [Line Items] </link:label>
<link:label id="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems_8632D89108270AC5229AC722892A0420_label_en-US" xlink:label="lab_us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems_8632D89108270AC5229AC722892A0420" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Inputs, Assets, Quantitative Information [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems" xlink:label="loc_us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems_8632D89108270AC5229AC722892A0420" xlink:type="locator"/>
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<link:label id="lab_cpn_FairValueInputsQuantitativeInformation_B7B0F051F3F2BC915548C722892AE04A_terseLabel_en-US" xlink:label="lab_cpn_FairValueInputsQuantitativeInformation_B7B0F051F3F2BC915548C722892AE04A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Inputs Quantitative Information </link:label>
<link:label id="lab_cpn_FairValueInputsQuantitativeInformation_B7B0F051F3F2BC915548C722892AE04A_label_en-US" xlink:label="lab_cpn_FairValueInputsQuantitativeInformation_B7B0F051F3F2BC915548C722892AE04A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Inputs Quantitative Information </link:label>
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<link:loc xlink:href="cpn-20151231.xsd#cpn_FairValueInputsQuantitativeInformation" xlink:label="loc_cpn_FairValueInputsQuantitativeInformation_B7B0F051F3F2BC915548C722892AE04A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeNet_3CE7A8D4E84FEAB10D2FC722892B8F93_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeNet_3CE7A8D4E84FEAB10D2FC722892B8F93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative, Fair Value, Net </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_10F6EAC5E87A58B611D8C722899DCBE7_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_10F6EAC5E87A58B611D8C722899DCBE7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_10F6EAC5E87A58B611D8C722899DCBE7_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_10F6EAC5E87A58B611D8C722899DCBE7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_10F6EAC5E87A58B611D8C722899DCBE7" xlink:type="locator"/>
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<link:label id="lab_cpn_EnvironmentalCreditsMember_A17063F470A3FC293186C722891A320E_terseLabel_en-US" xlink:label="lab_cpn_EnvironmentalCreditsMember_A17063F470A3FC293186C722891A320E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Environmental Credits [Member] </link:label>
<link:label id="lab_cpn_EnvironmentalCreditsMember_A17063F470A3FC293186C722891A320E_label_en-US" xlink:label="lab_cpn_EnvironmentalCreditsMember_A17063F470A3FC293186C722891A320E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Environmental Credits [Member] </link:label>
<link:label id="lab_cpn_EnvironmentalCreditsMember_A17063F470A3FC293186C722891A320E_documentation_en-US" xlink:label="lab_cpn_EnvironmentalCreditsMember_A17063F470A3FC293186C722891A320E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Environmental Credits [Member] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_EnvironmentalCreditsMember" xlink:label="loc_cpn_EnvironmentalCreditsMember_A17063F470A3FC293186C722891A320E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeLineItems_C6DEC97294888E26890AC722891A2D61_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLineItems_C6DEC97294888E26890AC722891A2D61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative [Line Items] </link:label>
<link:label id="lab_us-gaap_DerivativeLineItems_C6DEC97294888E26890AC722891A2D61_label_en-US" xlink:label="lab_us-gaap_DerivativeLineItems_C6DEC97294888E26890AC722891A2D61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLineItems" xlink:label="loc_us-gaap_DerivativeLineItems_C6DEC97294888E26890AC722891A2D61" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure_FEB4A507277A355140B9C722891A4892_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure_FEB4A507277A355140B9C722891A4892" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative, Nonmonetary Notional Amount, Energy Measure </link:label>
<link:label id="lab_us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure_FEB4A507277A355140B9C722891A4892_label_en-US" xlink:label="lab_us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure_FEB4A507277A355140B9C722891A4892" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Nonmonetary Notional Amount, Energy Measure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure" xlink:label="loc_us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure_FEB4A507277A355140B9C722891A4892" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeNonmonetaryNotionalAmountMass_EEADC350C59C8CE23D5FC722891A9CF1_label_en-US" xlink:label="lab_us-gaap_DerivativeNonmonetaryNotionalAmountMass_EEADC350C59C8CE23D5FC722891A9CF1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Nonmonetary Notional Amount, Mass </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeNonmonetaryNotionalAmountMass" xlink:label="loc_us-gaap_DerivativeNonmonetaryNotionalAmountMass_EEADC350C59C8CE23D5FC722891A9CF1" xlink:type="locator"/>
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<link:label id="lab_invest_DerivativeNotionalAmount_3CB713E525AA8DFD9B64C722891AEFA0_terseLabel_en-US" xlink:label="lab_invest_DerivativeNotionalAmount_3CB713E525AA8DFD9B64C722891AEFA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative, Notional Amount </link:label>
<link:label id="lab_invest_DerivativeNotionalAmount_3CB713E525AA8DFD9B64C722891AEFA0_label_en-US" xlink:label="lab_invest_DerivativeNotionalAmount_3CB713E525AA8DFD9B64C722891AEFA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Notional Amount </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_DerivativeNotionalAmount" xlink:label="loc_invest_DerivativeNotionalAmount_3CB713E525AA8DFD9B64C722891AEFA0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_5462F362D2EF240533D7C72289AE4311_label_en-US" xlink:label="lab_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_5462F362D2EF240533D7C72289AE4311" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Discontinued Operations and Disposal Groups [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract" xlink:label="loc_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_5462F362D2EF240533D7C72289AE4311" xlink:type="locator"/>
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<link:label id="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E692E5E4EF8FB66E9A74C72289AE8861_terseLabel_en-US" xlink:label="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E692E5E4EF8FB66E9A74C72289AE8861" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Mergers, Acquisitions and Dispositions Disclosures [Text Block] </link:label>
<link:label id="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E692E5E4EF8FB66E9A74C72289AE8861_label_en-US" xlink:label="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E692E5E4EF8FB66E9A74C72289AE8861" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Mergers, Acquisitions and Dispositions Disclosures [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock" xlink:label="loc_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E692E5E4EF8FB66E9A74C72289AE8861" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EnergyRelatedDerivativeMember_F8BBF8DE1D73C4367FA6C7228915E5B2_terseLabel_en-US" xlink:label="lab_us-gaap_EnergyRelatedDerivativeMember_F8BBF8DE1D73C4367FA6C7228915E5B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Energy Related Derivative [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EnergyRelatedDerivativeMember" xlink:label="loc_us-gaap_EnergyRelatedDerivativeMember_F8BBF8DE1D73C4367FA6C7228915E5B2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_HedgingDesignationAxis_B583183F5A2D84570CC9C7228915D32B_terseLabel_en-US" xlink:label="lab_us-gaap_HedgingDesignationAxis_B583183F5A2D84570CC9C7228915D32B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Hedging Designation [Axis] </link:label>
<link:label id="lab_us-gaap_HedgingDesignationAxis_B583183F5A2D84570CC9C7228915D32B_label_en-US" xlink:label="lab_us-gaap_HedgingDesignationAxis_B583183F5A2D84570CC9C7228915D32B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Hedging Designation [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="loc_us-gaap_HedgingDesignationAxis_B583183F5A2D84570CC9C7228915D32B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_HedgingDesignationDomain_FBA5B277B2F8BA164D4CC72289155E7D_terseLabel_en-US" xlink:label="lab_us-gaap_HedgingDesignationDomain_FBA5B277B2F8BA164D4CC72289155E7D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Hedging Designation [Domain] </link:label>
<link:label id="lab_us-gaap_HedgingDesignationDomain_FBA5B277B2F8BA164D4CC72289155E7D_label_en-US" xlink:label="lab_us-gaap_HedgingDesignationDomain_FBA5B277B2F8BA164D4CC72289155E7D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Hedging Designation [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_FBA5B277B2F8BA164D4CC72289155E7D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DesignatedAsHedgingInstrumentMember_27AFA89E36806C040BE1C72289165881_label_en-US" xlink:label="lab_us-gaap_DesignatedAsHedgingInstrumentMember_27AFA89E36806C040BE1C72289165881" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Designated as Hedging Instrument [Member] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NondesignatedMember" xlink:label="loc_us-gaap_NondesignatedMember_F0EDBC0E2C164B67E6F0C7228916902A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeAssetsCurrent_C0F06AB9ED64067EA1E0C7228916BDC7_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssetsCurrent_C0F06AB9ED64067EA1E0C7228916BDC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative assets, current </link:label>
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<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_897CE2193737DDD65612C7228916789A_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_897CE2193737DDD65612C7228916789A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total derivative assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_897CE2193737DDD65612C7228916789A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeLiabilitiesCurrent_76E017F6DEA2FFCCAFD2C72289165099_verboseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilitiesCurrent_76E017F6DEA2FFCCAFD2C72289165099" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Current </link:label>
<link:label id="lab_us-gaap_DerivativeLiabilitiesCurrent_76E017F6DEA2FFCCAFD2C72289165099_label_en-US" xlink:label="lab_us-gaap_DerivativeLiabilitiesCurrent_76E017F6DEA2FFCCAFD2C72289165099" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLiabilitiesCurrent" xlink:label="loc_us-gaap_DerivativeLiabilitiesCurrent_76E017F6DEA2FFCCAFD2C72289165099" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgesLiabilities_C32B7C8B47FE162B045DC72289168C6E_verboseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgesLiabilities_C32B7C8B47FE162B045DC72289168C6E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Liabilities, current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgesLiabilities" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgesLiabilities_C32B7C8B47FE162B045DC72289168C6E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeLiabilitiesNoncurrent_3CAFB69FADE22E8FD5F1C7228916DCDF_verboseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilitiesNoncurrent_3CAFB69FADE22E8FD5F1C7228916DCDF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Noncurrent </link:label>
<link:label id="lab_us-gaap_DerivativeLiabilitiesNoncurrent_3CAFB69FADE22E8FD5F1C7228916DCDF_label_en-US" xlink:label="lab_us-gaap_DerivativeLiabilitiesNoncurrent_3CAFB69FADE22E8FD5F1C7228916DCDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLiabilitiesNoncurrent" xlink:label="loc_us-gaap_DerivativeLiabilitiesNoncurrent_3CAFB69FADE22E8FD5F1C7228916DCDF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_6BBA7A2A133A7F9C805EC7228916383E_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_6BBA7A2A133A7F9C805EC7228916383E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Fair Value, Gross Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_6BBA7A2A133A7F9C805EC7228916383E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_6BBA7A2A133A7F9C805EC7228916383E" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_6BBA7A2A133A7F9C805EC7228916383E" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeNet_40A617EB3224F0DDCA5BC7228916C19D_verboseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeNet_40A617EB3224F0DDCA5BC7228916C19D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net derivative assets (liabilities) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNet" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeNet_40A617EB3224F0DDCA5BC7228916C19D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeNet_40A617EB3224F0DDCA5BC7228916C19D" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeNet_40A617EB3224F0DDCA5BC7228916C19D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_DEBB97046EFFB52D674EC72289784DE5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_DEBB97046EFFB52D674EC72289784DE5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Long-term Debt Instruments </link:label>
<link:label id="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_DEBB97046EFFB52D674EC72289784DE5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_DEBB97046EFFB52D674EC72289784DE5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Long-term Debt Instruments [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:label="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_DEBB97046EFFB52D674EC72289784DE5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_7435FCB47C9843AE1CD1C7228978ABC9_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_7435FCB47C9843AE1CD1C7228978ABC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Maturities of Long-term Debt </link:label>
<link:label id="lab_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_7435FCB47C9843AE1CD1C7228978ABC9_label_en-US" xlink:label="lab_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_7435FCB47C9843AE1CD1C7228978ABC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Maturities of Long-term Debt [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_7435FCB47C9843AE1CD1C7228978ABC9" xlink:type="locator"/>
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<link:label id="lab_cpn_SeniorUnsecuredNotesTableTextBlock_0FF9016B804E101C87A1C72289782A2C_terseLabel_en-US" xlink:label="lab_cpn_SeniorUnsecuredNotesTableTextBlock_0FF9016B804E101C87A1C72289782A2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Unsecured Notes </link:label>
<link:label id="lab_cpn_SeniorUnsecuredNotesTableTextBlock_0FF9016B804E101C87A1C72289782A2C_label_en-US" xlink:label="lab_cpn_SeniorUnsecuredNotesTableTextBlock_0FF9016B804E101C87A1C72289782A2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Unsecured Notes [Table Text Block] </link:label>
<link:label id="lab_cpn_SeniorUnsecuredNotesTableTextBlock_0FF9016B804E101C87A1C72289782A2C_documentation_en-US" xlink:label="lab_cpn_SeniorUnsecuredNotesTableTextBlock_0FF9016B804E101C87A1C72289782A2C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Unsecured Notes [Table Text Block] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_SeniorUnsecuredNotesTableTextBlock" xlink:label="loc_cpn_SeniorUnsecuredNotesTableTextBlock_0FF9016B804E101C87A1C72289782A2C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_SeniorUnsecuredNotesTableTextBlock_0FF9016B804E101C87A1C72289782A2C" xlink:to="lab_cpn_SeniorUnsecuredNotesTableTextBlock_0FF9016B804E101C87A1C72289782A2C" xlink:type="arc"/>
<link:label id="lab_cpn_FirstLienTermLoansTableTextBlock_8299DE0DBE433A569049C72289785988_terseLabel_en-US" xlink:label="lab_cpn_FirstLienTermLoansTableTextBlock_8299DE0DBE433A569049C72289785988" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> First Lien Term Loans </link:label>
<link:label id="lab_cpn_FirstLienTermLoansTableTextBlock_8299DE0DBE433A569049C72289785988_label_en-US" xlink:label="lab_cpn_FirstLienTermLoansTableTextBlock_8299DE0DBE433A569049C72289785988" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> First Lien Term Loans [Table Text Block] </link:label>
<link:label id="lab_cpn_FirstLienTermLoansTableTextBlock_8299DE0DBE433A569049C72289785988_documentation_en-US" xlink:label="lab_cpn_FirstLienTermLoansTableTextBlock_8299DE0DBE433A569049C72289785988" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> First Lien Term Loans [Table Text Block] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_FirstLienTermLoansTableTextBlock" xlink:label="loc_cpn_FirstLienTermLoansTableTextBlock_8299DE0DBE433A569049C72289785988" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cpn_FirstLienTermLoansTableTextBlock_8299DE0DBE433A569049C72289785988" xlink:to="lab_cpn_FirstLienTermLoansTableTextBlock_8299DE0DBE433A569049C72289785988" xlink:type="arc"/>
<link:label id="lab_cpn_FirstLienNotesTableTextBlock_944B1FAE43721EB1B86EC7228978A395_terseLabel_en-US" xlink:label="lab_cpn_FirstLienNotesTableTextBlock_944B1FAE43721EB1B86EC7228978A395" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> First Lien Notes </link:label>
<link:label id="lab_cpn_FirstLienNotesTableTextBlock_944B1FAE43721EB1B86EC7228978A395_label_en-US" xlink:label="lab_cpn_FirstLienNotesTableTextBlock_944B1FAE43721EB1B86EC7228978A395" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> First Lien Notes [Table Text Block] </link:label>
<link:label id="lab_cpn_FirstLienNotesTableTextBlock_944B1FAE43721EB1B86EC7228978A395_documentation_en-US" xlink:label="lab_cpn_FirstLienNotesTableTextBlock_944B1FAE43721EB1B86EC7228978A395" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> First lien notes table text block </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_FirstLienNotesTableTextBlock" xlink:label="loc_cpn_FirstLienNotesTableTextBlock_944B1FAE43721EB1B86EC7228978A395" xlink:type="locator"/>
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<link:label id="lab_cpn_ProjectFinancingNotesPayableAndOtherTableTextBlock_91CDEB6CABFD3C26C8F8C7228978B889_terseLabel_en-US" xlink:label="lab_cpn_ProjectFinancingNotesPayableAndOtherTableTextBlock_91CDEB6CABFD3C26C8F8C7228978B889" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Project Financing Notes Payable and Other </link:label>
<link:label id="lab_cpn_ProjectFinancingNotesPayableAndOtherTableTextBlock_91CDEB6CABFD3C26C8F8C7228978B889_label_en-US" xlink:label="lab_cpn_ProjectFinancingNotesPayableAndOtherTableTextBlock_91CDEB6CABFD3C26C8F8C7228978B889" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Project Financing Notes Payable and Other [Table Text Block] </link:label>
<link:label id="lab_cpn_ProjectFinancingNotesPayableAndOtherTableTextBlock_91CDEB6CABFD3C26C8F8C7228978B889_documentation_en-US" xlink:label="lab_cpn_ProjectFinancingNotesPayableAndOtherTableTextBlock_91CDEB6CABFD3C26C8F8C7228978B889" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Project Financing Notes Payable and Other [Table Text Block] </link:label>
<link:loc xlink:href="cpn-20151231.xsd#cpn_ProjectFinancingNotesPayableAndOtherTableTextBlock" xlink:label="loc_cpn_ProjectFinancingNotesPayableAndOtherTableTextBlock_91CDEB6CABFD3C26C8F8C7228978B889" xlink:type="locator"/>
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<link:label id="lab_cpn_CCFCNotesandCCFCTermLoansTableTextBlock_55BA71E4F5A79530C2C4C72289785EB8_terseLabel_en-US" xlink:label="lab_cpn_CCFCNotesandCCFCTermLoansTableTextBlock_55BA71E4F5A79530C2C4C72289785EB8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CCFC Term Loans </link:label>
<link:label id="lab_cpn_CCFCNotesandCCFCTermLoansTableTextBlock_55BA71E4F5A79530C2C4C72289785EB8_label_en-US" xlink:label="lab_cpn_CCFCNotesandCCFCTermLoansTableTextBlock_55BA71E4F5A79530C2C4C72289785EB8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> CCFC Notes and CCFC Term Loans [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock_3AFFBAFDAB6AC028BA6DC7228978A6B5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock_3AFFBAFDAB6AC028BA6DC7228978A6B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Future Minimum Lease Payments for Capital Leases </link:label>
<link:label id="lab_us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock_3AFFBAFDAB6AC028BA6DC7228978A6B5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock_3AFFBAFDAB6AC028BA6DC7228978A6B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock_3AFFBAFDAB6AC028BA6DC7228978A6B5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_140F9B321A1CCE050B06C72289786439_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_140F9B321A1CCE050B06C72289786439" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Line of Credit Facilities </link:label>
<link:label id="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_140F9B321A1CCE050B06C72289786439_label_en-US" xlink:label="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_140F9B321A1CCE050B06C72289786439" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Line of Credit Facilities [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_3F6FC84A5CD115E564F9C72289D76330_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_3F6FC84A5CD115E564F9C72289D76330" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Paid-in Capital [Member] </link:label>
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<link:label id="lab_us-gaap_RetainedEarningsMember_A780A4C1EB51FF3E4416C72289D796C2_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_A780A4C1EB51FF3E4416C72289D796C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Retained Earnings (Accumulated Deficit) [Member] </link:label>
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3 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 6/20/16  SEC                               UPLOAD10/03/17    1:35K  Calpine Corp.
 6/01/16  SEC                               UPLOAD10/03/17    1:158K Calpine Corp.
 4/26/16  SEC                               UPLOAD10/03/17    1:176K Calpine Corp.
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