| | | | | | | | | | | | | | | | | | | | | |
<?xml version="1.0" encoding="windows-1252"?> |
<xbrl xml:lang="en-US" xmlns="http://www.xbrl.org/2003/instance" xmlns:dei="http://xbrl.sec.gov/dei/2019-01-31" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink"> |
| <link:schemaRef xlink:href="oks-20210302.xsd" xlink:type="simple"/> |
| <context id="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302"> |
| | <entity> |
| | | <identifier scheme="http://www.sec.gov/CIK"> 0001039684 </identifier> |
| | | </entity> |
| | <period> |
| | | <startDate> 2021-03-02 </startDate> |
| | | <endDate> 2021-03-02 </endDate> |
| | | </period> |
| | </context> |
| <dei:EntityCentralIndexKey contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV80L2ZyYWc6ODIwNjc0YzcyZTI4NGQ4MjkyOWY3NDk4NDI0MzM1MGMvdGFibGU6N2NkMzk1MjA0Njk5NDE5YmE4MGQ4ZDgzYWYxZjNjMmEvdGFibGVyYW5nZTo3Y2QzOTUyMDQ2OTk0MTliYTgwZDhkODNhZjFmM2MyYV8yLTEtMS0xLTA_d373cbd1-e725-4306-8cc4-6592432ca713"> 0001039684 </dei:EntityCentralIndexKey> |
| <dei:AmendmentFlag contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV80L2ZyYWc6ODIwNjc0YzcyZTI4NGQ4MjkyOWY3NDk4NDI0MzM1MGMvdGFibGU6N2NkMzk1MjA0Njk5NDE5YmE4MGQ4ZDgzYWYxZjNjMmEvdGFibGVyYW5nZTo3Y2QzOTUyMDQ2OTk0MTliYTgwZDhkODNhZjFmM2MyYV8zLTEtMS0xLTA_97849fe2-082c-49c5-a388-f71572ea5b1a"> false </dei:AmendmentFlag> |
| <dei:DocumentType contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzIz_6b6852d4-865a-41ed-9ea6-6ef8646bba45"> 8-K </dei:DocumentType> |
| <dei:DocumentPeriodEndDate contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGFibGU6Yzk5M2Y3ODZjYjExNDYyYTgwOGJkNDAyN2E1MzZhMmMvdGFibGVyYW5nZTpjOTkzZjc4NmNiMTE0NjJhODA4YmQ0MDI3YTUzNmEyY18wLTEtMS0xLTA_6d9b293e-59bf-4e31-a14d-f4b2e68a0459"> 2021-03-02 </dei:DocumentPeriodEndDate> |
| <dei:EntityRegistrantName contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzI0_a4ca28bf-3ac2-4cbb-968f-18b4b388da2d"> ONEOK, Inc. </dei:EntityRegistrantName> |
| <dei:EntityIncorporationStateCountryCode contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGFibGU6MDM4MmUxYzdiMWI4NGFhZTg5ODZjY2RiYzAzMzY0MzQvdGFibGVyYW5nZTowMzgyZTFjN2IxYjg0YWFlODk4NmNjZGJjMDMzNjQzNF8wLTAtMS0xLTA_f8d4ec4d-ad98-4aa4-9214-ff0d839c2a9e"> OK </dei:EntityIncorporationStateCountryCode> |
| <dei:EntityFileNumber contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGFibGU6MDM4MmUxYzdiMWI4NGFhZTg5ODZjY2RiYzAzMzY0MzQvdGFibGVyYW5nZTowMzgyZTFjN2IxYjg0YWFlODk4NmNjZGJjMDMzNjQzNF8wLTItMS0xLTA_413a1394-0f01-4de8-af3c-2109b5810381"> 001-13643 </dei:EntityFileNumber> |
| <dei:EntityTaxIdentificationNumber contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGFibGU6MDM4MmUxYzdiMWI4NGFhZTg5ODZjY2RiYzAzMzY0MzQvdGFibGVyYW5nZTowMzgyZTFjN2IxYjg0YWFlODk4NmNjZGJjMDMzNjQzNF8wLTQtMS0xLTA_d689ac4f-52f8-4e9d-9d07-4789547d09e4"> 73-1520922 </dei:EntityTaxIdentificationNumber> |
| <dei:EntityAddressAddressLine1 contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzE2_0a3ad1ed-bc0d-4a37-87ce-58b7824539bb"> 100 West Fifth Street </dei:EntityAddressAddressLine1> |
| <dei:EntityAddressCityOrTown contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzI1_33897e6c-f260-4c6e-b4a2-8bf602c35723"> Tulsa </dei:EntityAddressCityOrTown> |
| <dei:EntityAddressStateOrProvince contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzE3_af2a8b19-378f-4a6a-893b-7e4c64c50859"> OK </dei:EntityAddressStateOrProvince> |
| <dei:EntityAddressPostalZipCode contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzE4_62bb30fa-fd48-43fc-b14b-1340ab7a86ee"> 74103 </dei:EntityAddressPostalZipCode> |
| <dei:CityAreaCode contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzE5_de38dd82-9588-4d18-b5bd-fd3889630e06"> 918 </dei:CityAreaCode> |
| <dei:LocalPhoneNumber contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzIw_0715ad7b-b0a4-41f7-b6a4-9703a160c77a"> 588-7000 </dei:LocalPhoneNumber> |
| <dei:WrittenCommunications contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzIx_84412f43-ea2a-496f-a698-f4eab925f0b7"> false </dei:WrittenCommunications> |
| <dei:SolicitingMaterial contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzIy_29940800-4b45-4c03-8fca-342e6692de6d"> false </dei:SolicitingMaterial> |
| <dei:PreCommencementTenderOffer contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzI2_6ee13ca8-81f3-4bf2-9ba4-1d939da82658"> false </dei:PreCommencementTenderOffer> |
| <dei:PreCommencementIssuerTenderOffer contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzE1_1df0d246-43c2-4c1f-987a-d2f5c82ae795"> false </dei:PreCommencementIssuerTenderOffer> |
| <dei:Security12bTitle contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGFibGU6ODJjYTY1NjNkY2ZhNGJjNDg2MjY5Y2MwOTFmYjliMWYvdGFibGVyYW5nZTo4MmNhNjU2M2RjZmE0YmM0ODYyNjljYzA5MWZiOWIxZl8xLTAtMS0xLTA_3d4c9848-739e-45a1-bcdb-e2c55c324f57"> Common stock, par value of $0.01 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGFibGU6ODJjYTY1NjNkY2ZhNGJjNDg2MjY5Y2MwOTFmYjliMWYvdGFibGVyYW5nZTo4MmNhNjU2M2RjZmE0YmM0ODYyNjljYzA5MWZiOWIxZl8xLTEtMS0xLTA_879cd019-3b37-474f-a5b7-2152c0893018"> OKE </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGFibGU6ODJjYTY1NjNkY2ZhNGJjNDg2MjY5Y2MwOTFmYjliMWYvdGFibGVyYW5nZTo4MmNhNjU2M2RjZmE0YmM0ODYyNjljYzA5MWZiOWIxZl8xLTItMS0xLTA_c4b3fa80-c5c0-4324-9038-669c2d501bc8"> NYSE </dei:SecurityExchangeName> |
| <dei:EntityEmergingGrowthCompany contextRef="if1c8e3d17db945539eed8924e00240ab_D20210302-20210302" id="id3VybDovL2RvY3MudjEvZG9jOmFmYjM5MDEwYzZjNDQzNzlhMzRkNzJlMTYzYjc0MTVhL3NlYzphZmIzOTAxMGM2YzQ0Mzc5YTM0ZDcyZTE2M2I3NDE1YV8xL2ZyYWc6NzI5MmJlYTY2N2Q1NGY1ODkyYTk0ZjA5N2YzMzc4NTAvdGV4dHJlZ2lvbjo3MjkyYmVhNjY3ZDU0ZjU4OTJhOTRmMDk3ZjMzNzg1MF8yMzI3_bcd24772-d63f-436d-9e9f-492705f2de6d"> false </dei:EntityEmergingGrowthCompany> |
| </xbrl> |