<?xml version="1.0" encoding="utf-8"?>
<!--Created by HData Compliance. Copyright 2025, Unique Code 83a2e9e2-a692-4d45-aebf-fd506e8545da, Generated on 2025-12-08 at 17:04-->
<xbrli:xbrl xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:utr="http://www.xbrl.org/2009/utr" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:ferc="http://ferc.gov/form/2025-04-01/ferc">
  <link:schemaRef xlink:type="simple" xlink:href="https://eCollection.ferc.gov/taxonomy/form6/2025-04-01/form/form6Q/form-6Q_2025-04-01.xsd" />
  <xbrli:context id="HH6F430EA68AFC29D1DD829B0DDD45FFF4">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHF7CE68E257CA8D85E9415386900D34E3">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:instant>2024-09-30</xbrli:instant>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH4CF1255CB45770ED289C8AAD6DC4D668">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2024-07-01</xbrli:startDate>
      <xbrli:endDate>2024-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH5B442406C3FBDF3D5B39CECC2FEAAE07">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2024-01-01</xbrli:startDate>
      <xbrli:endDate>2024-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH467BF3A562C83EA116ED309DFC2B6CD5">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivitiesAxis">
          <ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivitiesDomain>AEDC</ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2024-01-01</xbrli:startDate>
      <xbrli:endDate>2024-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH17C26E8CDD64CD6B4D8ADE1D31826909">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesAxis">
          <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>Prepaid</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2024-01-01</xbrli:startDate>
      <xbrli:endDate>2024-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHB3F0002CF7A686D4C13A97F7798DF47B">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesAxis">
          <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>Other Non-current Liabilities</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2024-01-01</xbrli:startDate>
      <xbrli:endDate>2024-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH5568FBA3FBD30E7F182472C26DFDD927">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesAxis">
          <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>Other Assets</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2024-01-01</xbrli:startDate>
      <xbrli:endDate>2024-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHDA3BD0B8A8B2E8EA9945E16EC29A777E">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesAxis">
          <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>Interest Payable</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2024-01-01</xbrli:startDate>
      <xbrli:endDate>2024-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHF024F5A191C479FDF85F27637C3DB2F5">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesAxis">
          <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDomain>Construction Payables</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2024-01-01</xbrli:startDate>
      <xbrli:endDate>2024-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHA9565E0A5F97E216C788836198A3740B">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivitiesAxis">
          <ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivitiesDomain>Short Term Debt from Affiliate - Issuance</ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2024-01-01</xbrli:startDate>
      <xbrli:endDate>2024-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHF550C18C46D70628AF15B56D25D92BAC">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentsToCashFlowsFromFinancingActivitiesAxis">
          <ferc:OtherAdjustmentsToCashFlowsFromFinancingActivitiesDomain>Cash Distributions to Partners</ferc:OtherAdjustmentsToCashFlowsFromFinancingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2024-01-01</xbrli:startDate>
      <xbrli:endDate>2024-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH86851626EE0E324F71773E44E4E0D6AE">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:instant>2023-12-31</xbrli:instant>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH8CBD4C79C56E06341D7A39645E0BAAD9">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivitiesAxis">
          <ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivitiesDomain>AEDC</ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH9BDE2B03254DBB7B98DEEFA5909417CD">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesAxis">
          <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>Prepaid</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHDA8F3F0593BD473CE46C6AC836394A38">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesAxis">
          <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>Other Non-current Liabilities</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHD89E51E342EDDC023194CDE07436BD17">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesAxis">
          <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>Other Assets</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH94F85ABF77D4AEC960EF1B8BB7EDDB74">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesAxis">
          <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>Interest Payable</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHF6DA02663E5C6003A5682C50B9F73F23">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesAxis">
          <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDomain>Construction Payables</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH2AAA2454DC6D858A956845B509A66118">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivitiesAxis">
          <ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivitiesDomain>Short Term Debt from Affiliate - Issuance</ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHB71E464B619B6DE0E71E1020FD1501BF">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherAdjustmentsToCashFlowsFromFinancingActivitiesAxis">
          <ferc:OtherAdjustmentsToCashFlowsFromFinancingActivitiesDomain>Cash Distributions to Partners</ferc:OtherAdjustmentsToCashFlowsFromFinancingActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH7B7758B43D530B049277B7E198A48CAD">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:instant>2024-12-31</xbrli:instant>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH6473A5CB61EE0216A12F3C2F7EDED7EF">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:ScheduleRemarksAxis">
          <ferc:ScheduleRemarksDomain>ScheduleStatementOfAccumulatedOtherComprehensiveIncomeAndHedgingActivitiesAbstract</ferc:ScheduleRemarksDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH74A13EAE9BD0FBD2714D0BBF6FA93D17">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:ScheduleRemarksAxis">
          <ferc:ScheduleRemarksDomain>ScheduleStatisticsOfOperationsOwnedByRespondentButOperatedByOthersAbstract</ferc:ScheduleRemarksDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH725707E59197C0DD6170EA3368E437FA">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:instant>2025-09-30</xbrli:instant>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHABBEA12D2307170D610B52B0602DE5B0">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-07-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHA3C8B71F35FC0ED0870A0B2FDC38433F">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesAxis">
          <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDomain>2ac464b610837556d12a9aab06213bb0</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH857A3ACD50114FCC640AE56ED64C69F9">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesAxis">
          <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDomain>1ebf2b32bc9fb0b750abd22953b909e8</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH250FFCB71087D4609E2B6B35DA18E654">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:explicitMember dimension="ferc:ProductsAndServicesAxis">ferc:CrudeOilMember</xbrldi:explicitMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH847BA0164A63D221354ED8351E599D54">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:explicitMember dimension="ferc:ProductsAndServicesAxis">ferc:CrudeOilTrunkMember</xbrldi:explicitMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HHA2431E010CD722F3A82EC11F3B07DDB8">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:StateOfOriginAndProductTypeAxis">
          <ferc:StateOfOriginAndProductTypeDomain>64f1dfa22eb034bd6791bff8c954b694</ferc:StateOfOriginAndProductTypeDomain>
        </xbrldi:typedMember>
        <xbrldi:explicitMember dimension="ferc:ProductsAndServicesAxis">ferc:CrudeOilMember</xbrldi:explicitMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH5C55F9C0CFA1E53E3A2B2D0994B92933">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:StateOfOriginAndProductTypeAxis">
          <ferc:StateOfOriginAndProductTypeDomain>1c21f01e1e3577077fd71b2b9d8eda3f</ferc:StateOfOriginAndProductTypeDomain>
        </xbrldi:typedMember>
        <xbrldi:explicitMember dimension="ferc:ProductsAndServicesAxis">ferc:CrudeOilMember</xbrldi:explicitMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH80E9055F7EA686D12831D79DE85B4F65">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:StateOfOriginAndProductTypeAxis">
          <ferc:StateOfOriginAndProductTypeDomain>64f1dfa22eb034bd6791bff8c954b694</ferc:StateOfOriginAndProductTypeDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:context id="HH0DE94B867CB658250FED37F8D9A37826">
    <xbrli:entity>
      <xbrli:identifier scheme="http://www.ferc.gov/CID">C001678</xbrli:identifier>
      <xbrli:segment>
        <xbrldi:typedMember dimension="ferc:StateOfOriginAndProductTypeAxis">
          <ferc:StateOfOriginAndProductTypeDomain>1c21f01e1e3577077fd71b2b9d8eda3f</ferc:StateOfOriginAndProductTypeDomain>
        </xbrldi:typedMember>
      </xbrli:segment>
    </xbrli:entity>
    <xbrli:period>
      <xbrli:startDate>2025-01-01</xbrli:startDate>
      <xbrli:endDate>2025-09-30</xbrli:endDate>
    </xbrli:period>
  </xbrli:context>
  <xbrli:unit id="HHferc_us_Pure">
    <xbrli:measure>xbrli:pure</xbrli:measure>
  </xbrli:unit>
  <xbrli:unit id="HHferc_us_Currency">
    <xbrli:measure>iso4217:USD</xbrli:measure>
  </xbrli:unit>
  <xbrli:unit id="HHferc_us_Barrels">
    <xbrli:measure>utr:bbl</xbrli:measure>
  </xbrli:unit>
  <ferc:FormType id="HHF7EC89F6B6814CD2CC1C6928B801FC93" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">6-Q</ferc:FormType>
  <ferc:CompanyIdentifier id="HHF0B6C5A33D1162349A8B0E1DF4C7C02D" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">C001678</ferc:CompanyIdentifier>
  <ferc:ReportYearPeriod id="HH6439FA2135BC4FC31DA52CEDA67ED097" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">2025/Q3</ferc:ReportYearPeriod>
  <ferc:ReportYear id="HH660FC444EE17A785BFF22BCDC6434313" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Pure">2025</ferc:ReportYear>
  <ferc:ReportPeriod id="HHBD1AFC97EAE2BF213BAE5A53CD7CEAC7" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">Q3</ferc:ReportPeriod>
  <ferc:ReportDate id="HH8FD963CECD5B15C379755C94FECA9889" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">2025-09-30</ferc:ReportDate>
  <ferc:StatementAboutImportantChangesDuringTheQuarterYearTextBlock id="HHFF9F4E3640A578CDF5DE55A091A9A0F9" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">&lt;div&gt;&lt;p&gt;1. None&lt;/p&gt;
&lt;p&gt;2. None&lt;/p&gt;
&lt;p&gt;3. None&lt;/p&gt;
&lt;p&gt;4. None&lt;/p&gt;
&lt;p&gt;5. N/A&lt;/p&gt;&lt;/div&gt;</ferc:StatementAboutImportantChangesDuringTheQuarterYearTextBlock>
  <ferc:NotesToFinancialStatementsTextBlock id="HHFB845F6A13C048AB10E053139FD9FDD6" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">&lt;div&gt;&lt;p&gt;&lt;span style="font-size: 12.6px;"&gt;The accompanying unaudited interim financial statements have been prepared in accordance with the accounting requirements of the Federal Energy&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;Regulatory Commission ("FERC USA"), as set forth in its applicable Uniform System of Accounts and published accounting releases for quarterly&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;reporting, which is a comprehensive basis of accounting other than accounting principles accepted in the United States of America ("GAAP").&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;Accordingly, they do not include all the information and footnotes required by FERC USA in the annual report. In accordance with FERC USA&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;guidelines, prior year quarterly information is included in the FERC 6Q. In the opinion of management, they contain all adjustments, consisting only of&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;normal recurring adjustments, which management considers necessary to present fairly the financial position as of September 30, 2025 and December 31,&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;2024; the results of operations for the three and nine months ended&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;September&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;&amp;#160;30, 2025 and&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;September&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt; 30, 2024; and cash flows for the nine months ended&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;September&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;&amp;#160;30,&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;2025 and&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;September&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt; 30, 2024, in accordance with the accounting requirements of FERC USA. The results of operations for the three and nine months ended&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;September&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;30, 2025 and&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;September&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;&amp;#160;30, 2024 should not be taken as indicative of the results to be expected for the full year, due to seasonality, maintenance activities&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;and other factors. The interim financial statements should be read in conjunction with the financial statements and notes thereto of Enbridge Pipelines&amp;#160;&lt;/span&gt;&lt;span style="font-size: 12.6px;"&gt;(Southern Lights) LLC., presented in the Form No. 6 Annual Report filed for 2024.&lt;/span&gt;&lt;/p&gt;&lt;/div&gt;</ferc:NotesToFinancialStatementsTextBlock>
  <ferc:DisclosureOfEventsThatHaveAMaterialEffectToRespondentsTextBlock id="HH11476EB422E065C84DE3B12A8533C405" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">&lt;div&gt;&lt;p style="margin: 8px 0px 4px; overflow-wrap: break-word; color: #424242; font-family: 'Segoe Sans', 'Segoe UI', 'Segoe UI Web (West European)', -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', sans-serif; font-size: 16px; background-color: #fafafa;"&gt;Significant Events&amp;#8212;Expiration of Cost&amp;#8209;of&amp;#8209;Service Transportation Services Agreements&lt;/p&gt;
&lt;p style="margin: 8px 0px 4px; overflow-wrap: break-word; color: #424242; font-family: 'Segoe Sans', 'Segoe UI', 'Segoe UI Web (West European)', -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', sans-serif; font-size: 16px; background-color: #fafafa;"&gt;Enbridge Pipelines (Southern Lights) L.L.C.&amp;#8217;s diluent transportation activities are subject to regulation by the Federal Energy Regulatory Commission (FERC). The Company operated under transportation services agreements that utilized a cost&amp;#8209;of&amp;#8209;service toll methodology through June 30, 2025; those agreements expired as of June 30, 2025. Accordingly, second&amp;#8209;quarter results reflected cost&amp;#8209;of&amp;#8209;service tolling through the end of the period. Effective July 1, 2025, the Company&amp;#8217;s Local Rates tariff FERC No. 4.25.0 became effective, and the Rules &amp;amp; Regulations tariff FERC No. 3.9.0 remains in force; third-quarter and future periods reflect tolls and charges in accordance with the currently effective FERC tariffs.&lt;/p&gt;&lt;/div&gt;</ferc:DisclosureOfEventsThatHaveAMaterialEffectToRespondentsTextBlock>
  <ferc:DisclosureOfRespondentAppearingInAnnualReportToTheStockholdersTextBlock id="HH5E4D37729B3C0D95B1347B63AFD3C1FF" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4"></ferc:DisclosureOfRespondentAppearingInAnnualReportToTheStockholdersTextBlock>
  <ferc:UnappropriatedRetainedIncomeAndEquityInUndistributedEarningsLossesOfAffiliatedCompany id="HHD723C74EF4294337F97E7F8D8DA35622" contextRef="HHF7CE68E257CA8D85E9415386900D34E3" decimals="0" unitRef="HHferc_us_Currency">36904645</ferc:UnappropriatedRetainedIncomeAndEquityInUndistributedEarningsLossesOfAffiliatedCompany>
  <ferc:UnappropriatedRetainedIncome id="HH0A8A7340ED01AEBE7925D5B26D5D186B" contextRef="HHF7CE68E257CA8D85E9415386900D34E3" decimals="0" unitRef="HHferc_us_Currency">36904645</ferc:UnappropriatedRetainedIncome>
  <ferc:CashAndCashEquivalents id="HH58ECD3317313DE86F5390606AED6044A" contextRef="HHF7CE68E257CA8D85E9415386900D34E3" decimals="0" unitRef="HHferc_us_Currency">41837261</ferc:CashAndCashEquivalents>
  <ferc:OperatingRevenues id="HHEDFEC855A4AD64954F74FA8A547AD2B7" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">58428499</ferc:OperatingRevenues>
  <ferc:OperatingExpenses id="HHD42D90CED2A9C259B69EE9081D673197" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">26431181</ferc:OperatingExpenses>
  <ferc:InterestAndDividendIncome id="HH06DB99CD464201F5262BA43E63FC65CB" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">194747</ferc:InterestAndDividendIncome>
  <ferc:MiscellaneousIncome id="HHBED66CE40E16BC73FEFD42A28AB0C54B" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">4970</ferc:MiscellaneousIncome>
  <ferc:MiscellaneousIncomeCharges id="HH3D5D24809A7CC9C2C4860A1CC530AF0E" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">67238</ferc:MiscellaneousIncomeCharges>
  <ferc:NetCarrierOperatingIncome id="HH1744D8149238BB2FD3662DEA0D8A18A5" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">31997318</ferc:NetCarrierOperatingIncome>
  <ferc:InterestExpense id="HH7C1713ED57682BB7B99F2F05EA171758" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">6906604</ferc:InterestExpense>
  <ferc:OtherIncomeAndDeductions id="HHEDB551416F0215501D98AC5C0FEA16D1" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">-6774125</ferc:OtherIncomeAndDeductions>
  <ferc:OrdinaryIncomeBeforeFederalIncomeTaxes id="HH2B63552BE735850C0CD73A95259882EE" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">25223193</ferc:OrdinaryIncomeBeforeFederalIncomeTaxes>
  <ferc:IncomeLossFromContinuingOperations id="HH8C4103C01985F6BFBECE9906F162B201" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">25223193</ferc:IncomeLossFromContinuingOperations>
  <ferc:IncomeLossBeforeExtraordinaryItems id="HH7396D52E576FBBA8634DF4CAA758B528" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">25223193</ferc:IncomeLossBeforeExtraordinaryItems>
  <ferc:NetIncomeLoss id="HH4D5C454AB8A6471B840A40916C491CC2" contextRef="HH4CF1255CB45770ED289C8AAD6DC4D668" decimals="0" unitRef="HHferc_us_Currency">25223193</ferc:NetIncomeLoss>
  <ferc:OperatingRevenues id="HH62C6C27BF58561E49701B1A20B561B0A" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">170290411</ferc:OperatingRevenues>
  <ferc:OperatingExpenses id="HHB64BDB07441CF843C83B11CDDF6364D4" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">78474274</ferc:OperatingExpenses>
  <ferc:NetCarrierOperatingIncome id="HHDE12DC66A0EBEA45133946DA5E69FA0C" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">91816137</ferc:NetCarrierOperatingIncome>
  <ferc:InterestAndDividendIncome id="HH855A404FC82F955E1B4BC0B1D658B732" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">412655</ferc:InterestAndDividendIncome>
  <ferc:MiscellaneousIncome id="HH24421174D5BB768C7BEAE77B92D35CFC" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">399623</ferc:MiscellaneousIncome>
  <ferc:InterestExpense id="HH1D0CB5C254D9C9AE57AF3E927240F792" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">21256466</ferc:InterestExpense>
  <ferc:MiscellaneousIncomeCharges id="HH39FE724F3093ED80623D6685D2DEB220" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">262929</ferc:MiscellaneousIncomeCharges>
  <ferc:OtherIncomeAndDeductions id="HHC815FFF444C86DFF15BEA23F0E2AE3C6" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">-20707117</ferc:OtherIncomeAndDeductions>
  <ferc:OrdinaryIncomeBeforeFederalIncomeTaxes id="HH81F4FE9E40407C2FF597A22FD45C737E" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">71109020</ferc:OrdinaryIncomeBeforeFederalIncomeTaxes>
  <ferc:IncomeLossFromContinuingOperations id="HH65D038828E4F603888F21A67A827FAAA" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">71109020</ferc:IncomeLossFromContinuingOperations>
  <ferc:IncomeLossBeforeExtraordinaryItems id="HH7CC1B6B4D601310CC736C0688B0C8947" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">71109020</ferc:IncomeLossBeforeExtraordinaryItems>
  <ferc:NetIncomeLoss id="HHB0A5E8E3E02CE745169A6EE1A1D7FEDB" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">71109020</ferc:NetIncomeLoss>
  <ferc:UnappropriatedRetainedIncomeCreditTransferredFromIncome id="HH5357F136F01BB07BC2CA49F0BBCC5700" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">71109020</ferc:UnappropriatedRetainedIncomeCreditTransferredFromIncome>
  <ferc:AdditionsToUnappropriatedRetainedIncome id="HH6B9173EC35420871B08DE979AB3F2C2D" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">71109020</ferc:AdditionsToUnappropriatedRetainedIncome>
  <ferc:DividendAppropriationsOfRetainedIncome id="HH4448ADBA314D322685E95DF103C85EE9" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">79000000</ferc:DividendAppropriationsOfRetainedIncome>
  <ferc:DeductionsFromUnappropriatedRetainedIncome id="HH5D2A773211191D886CF38E9A59C4A72B" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">79000000</ferc:DeductionsFromUnappropriatedRetainedIncome>
  <ferc:NetIncreaseDecreaseInUnappropriatedRetainedIncome id="HH678F28A46F5F9E516D959719C983D4FE" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">-7890980</ferc:NetIncreaseDecreaseInUnappropriatedRetainedIncome>
  <ferc:DepreciationAndDepletion id="HH0F910E1E3C4497ACD961A7E07B449BF1" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">48559430</ferc:DepreciationAndDepletion>
  <ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivities id="HH1DDF40A9744E0B1EADF9A471C457C016" contextRef="HH467BF3A562C83EA116ED309DFC2B6CD5" decimals="0" unitRef="HHferc_us_Currency">-2048</ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivities>
  <ferc:NetIncreaseDecreaseInReceivablesOperatingActivities id="HH629CA6CB551909CA4F92812C6DC15853" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">-13900821</ferc:NetIncreaseDecreaseInReceivablesOperatingActivities>
  <ferc:NetIncreaseDecreaseInInventoryOperatingActivities id="HH74F84A8EA3A34D3646121D8719DF9DB2" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">34373</ferc:NetIncreaseDecreaseInInventoryOperatingActivities>
  <ferc:NetIncreaseDecreaseInPayablesAndAccruedExpensesOperatingActivities id="HHD22CB5BDAD9D03244E5A82FB9DA28772" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">-8374118</ferc:NetIncreaseDecreaseInPayablesAndAccruedExpensesOperatingActivities>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities id="HHA74C8B5D972D2344B6C1CD83E6A1F97B" contextRef="HH17C26E8CDD64CD6B4D8ADE1D31826909" decimals="0" unitRef="HHferc_us_Currency">11057</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities id="HHBD3DC373B090DBFE7D27F05DC51131C9" contextRef="HHB3F0002CF7A686D4C13A97F7798DF47B" decimals="0" unitRef="HHferc_us_Currency">-140000</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities id="HHF17B6319726C7C8186DE7B7DF490C0E5" contextRef="HH5568FBA3FBD30E7F182472C26DFDD927" decimals="0" unitRef="HHferc_us_Currency">321231</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities id="HH83ABC8AAF6A68C4C871EB67673B2B913" contextRef="HHDA3BD0B8A8B2E8EA9945E16EC29A777E" decimals="0" unitRef="HHferc_us_Currency">3715311</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities>
  <ferc:NetCashProvidedByUsedInOperatingActivities id="HHF1D562047576DEA1DB2276C8005C3F95" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">129066331</ferc:NetCashProvidedByUsedInOperatingActivities>
  <ferc:GrossAdditionsToCarrierPropertyInvestmentActivities id="HH096A30E0045DCF0A23A78016B21276DB" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">465596</ferc:GrossAdditionsToCarrierPropertyInvestmentActivities>
  <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivities id="HHB7D9451C54887887B1BD7B98FE1CB760" contextRef="HHF024F5A191C479FDF85F27637C3DB2F5" decimals="0" unitRef="HHferc_us_Currency">-982</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivities>
  <ferc:CashOutflowsForPlant id="HH031FF8E8158493DCDE9623F49DFC202B" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">464614</ferc:CashOutflowsForPlant>
  <ferc:CashFlowsProvidedFromUsedInInvestmentActivities id="HHCF26C1EC31D35DF6CF515BA4FFFDFA44" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">-464614</ferc:CashFlowsProvidedFromUsedInInvestmentActivities>
  <ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivities id="HHC7B06C4FBDB25559C18C1096E7383706" contextRef="HHA9565E0A5F97E216C788836198A3740B" decimals="0" unitRef="HHferc_us_Currency">11000000</ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivities>
  <ferc:CashProvidedByOutsideSources id="HHB694C2CAD9C68EA06C9BBA7FEB45C282" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">11000000</ferc:CashProvidedByOutsideSources>
  <ferc:PaymentsForRetirementOfLongTermDebtFinancingActivities id="HH394EEFBD32AC957109B1CB47E6CF29E7" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">42015600</ferc:PaymentsForRetirementOfLongTermDebtFinancingActivities>
  <ferc:OtherAdjustmentsToCashFlowsFromFinancingActivities id="HH5F3591DEA32E19DA088C67E28363DD53" contextRef="HHF550C18C46D70628AF15B56D25D92BAC" decimals="0" unitRef="HHferc_us_Currency">-79000000</ferc:OtherAdjustmentsToCashFlowsFromFinancingActivities>
  <ferc:CashFlowsProvidedFromUsedInFinancingActivities id="HHA241780046B16897F9407B71753D8CC4" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">-110015600</ferc:CashFlowsProvidedFromUsedInFinancingActivities>
  <ferc:NetIncreaseDecreaseInCashAndCashEquivalents id="HHA3E4DCC7028103792C11171DE0F83D5C" contextRef="HH5B442406C3FBDF3D5B39CECC2FEAAE07" decimals="0" unitRef="HHferc_us_Currency">18586117</ferc:NetIncreaseDecreaseInCashAndCashEquivalents>
  <ferc:UnappropriatedRetainedIncome id="HHF227A3D3591B09F51313DB3DC36B60CD" contextRef="HH86851626EE0E324F71773E44E4E0D6AE" decimals="0" unitRef="HHferc_us_Currency">44795625</ferc:UnappropriatedRetainedIncome>
  <ferc:CashAndCashEquivalents id="HH25C37269AFCE483FB01D5D2D67924BDA" contextRef="HH86851626EE0E324F71773E44E4E0D6AE" decimals="0" unitRef="HHferc_us_Currency">23251144</ferc:CashAndCashEquivalents>
  <ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivitiesDescription id="HH400189429B1FF8DC8CC7B44DE510A058" contextRef="HH8CBD4C79C56E06341D7A39645E0BAAD9">AEDC</ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivitiesDescription>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDescription id="HHDBED2871E33FE6E6D402EFBBD90E30A3" contextRef="HH9BDE2B03254DBB7B98DEEFA5909417CD">Prepaid</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDescription>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDescription id="HHAB1CE5562A1235606284664BAB5EDC24" contextRef="HHDA8F3F0593BD473CE46C6AC836394A38">Other Non-current Liabilities</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDescription>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDescription id="HH89E1E3A4AFE444383434830B740DB614" contextRef="HHD89E51E342EDDC023194CDE07436BD17">Other Assets</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDescription>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDescription id="HH07C72B3A6C76E739EC1428EA07D551DC" contextRef="HH94F85ABF77D4AEC960EF1B8BB7EDDB74">Interest Payable</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivitiesDescription>
  <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDescription id="HH58C45DB81E7C24B55CDECAA774611901" contextRef="HHF6DA02663E5C6003A5682C50B9F73F23">Construction Payables</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDescription>
  <ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivitiesDescription id="HHA394E4994BF972E1342AF4322976EA9C" contextRef="HH2AAA2454DC6D858A956845B509A66118">Short Term Debt from Affiliate - Issuance</ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivitiesDescription>
  <ferc:OtherAdjustmentsToCashFlowsFromFinancingActivitiesDescription id="HHA88D26EF8EFB21B798A7A78C5F00726D" contextRef="HHB71E464B619B6DE0E71E1020FD1501BF">Cash Distributions to Partners</ferc:OtherAdjustmentsToCashFlowsFromFinancingActivitiesDescription>
  <ferc:Cash id="HHD5FC048D21E9DCDB6F46E745DDB8028E" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">58406320</ferc:Cash>
  <ferc:ReceivablesFromAffiliatedCompanies id="HH73F5A35C0F50521CB56DC66D49752B66" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">2409</ferc:ReceivablesFromAffiliatedCompanies>
  <ferc:AccountsReceivable id="HH0A64EE4BC177860092C1BBDE78A35A75" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">24845064</ferc:AccountsReceivable>
  <ferc:MaterialAndSupplies id="HHEA45FB37701881C8171887537F1B9031" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">55491</ferc:MaterialAndSupplies>
  <ferc:Prepayments id="HHC2C058B1BFE665FC4C15D0583C6E4545" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">221144</ferc:Prepayments>
  <ferc:CurrentAssets id="HH0165CC2B6B266A6F9AC0672FB64D9185" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">83530428</ferc:CurrentAssets>
  <ferc:CarrierProperty id="HH1A52A550613A510EBE93FD0CCC051130" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">1569211105</ferc:CarrierProperty>
  <ferc:AccruedDepreciationCarrierProperty id="HH77E5402BF6DC8991A975D170C9CBD1BD" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">651963932</ferc:AccruedDepreciationCarrierProperty>
  <ferc:CarrierPropertyNet id="HH8D4896A9BEEFA0E83AB0D91FA3C64A83" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">917247173</ferc:CarrierPropertyNet>
  <ferc:TangibleProperty id="HH12EAD23DEB45EEAA985D4B790E152A70" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">917247173</ferc:TangibleProperty>
  <ferc:OrganizationCostsAndOtherIntangibles id="HH44A80F8B77BC52C9BD24FA2B77403A85" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">13488</ferc:OrganizationCostsAndOtherIntangibles>
  <ferc:AccruedAmortizationOfIntangibles id="HH113D07604AA219CA26A2D75DCB30ECC7" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">13488</ferc:AccruedAmortizationOfIntangibles>
  <ferc:OtherDeferredCharges id="HH4FB359A7E6A9FBA135300A14EED65BE0" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">104401336</ferc:OtherDeferredCharges>
  <ferc:OtherAssetsAndDeferredCharges id="HHCEED8C95CD3001FAC085FA6FAEFF277D" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">104401336</ferc:OtherAssetsAndDeferredCharges>
  <ferc:Assets id="HH8A7D2D4D49689665D06D89F245FED422" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">1105178937</ferc:Assets>
  <ferc:PayablesToAffiliatedCompanies id="HHF4060A065AEE2F240176FC3FBF975A19" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">131285213</ferc:PayablesToAffiliatedCompanies>
  <ferc:AccountsPayable id="HHD4044372FB2BFBA452EFCF730715E31C" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">1174857</ferc:AccountsPayable>
  <ferc:InterestPayable id="HH7F7B91E5B580AF81D053B9F1E43A1104" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">54330</ferc:InterestPayable>
  <ferc:TaxesPayable id="HHCE1A249A39E8A715A9A9B939C60607E2" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">7844998</ferc:TaxesPayable>
  <ferc:LongTermDebtPayableWithinOneYear id="HH515CA1C74438BFBC38F83EA9FA37C851" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">60777617</ferc:LongTermDebtPayableWithinOneYear>
  <ferc:OtherCurrentLiabilities id="HH2E2FB0E87DCA8F6838703C370897CFD4" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">39526193</ferc:OtherCurrentLiabilities>
  <ferc:CurrentLiabilities id="HH084333CE2DCD7F4A6C91F67CEF68475B" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">240663208</ferc:CurrentLiabilities>
  <ferc:LongTermDebtPayableAfterOneYear id="HH43E9286FFC8BE4144711E45578348C16" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">450695116</ferc:LongTermDebtPayableAfterOneYear>
  <ferc:OtherNoncurrentLiabilities id="HH6F4FE0EC4EE0D07EB9530E1D023779DE" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">600000</ferc:OtherNoncurrentLiabilities>
  <ferc:NoncurrentLiabilities id="HH3CA83C5087578F20D66859BCE5C81735" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">451295116</ferc:NoncurrentLiabilities>
  <ferc:Liabilities id="HH43FA38A4754C2D766624E870CE046DC7" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">691958324</ferc:Liabilities>
  <ferc:CapitalStock id="HH2CEE60B62AA2BDA8F58626D0A73CC15F" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">380000000</ferc:CapitalStock>
  <ferc:AdditionalPaidInCapital id="HH0479FF102C95E5114941AFB445C612E1" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">-9900136</ferc:AdditionalPaidInCapital>
  <ferc:UnappropriatedRetainedIncomeAndEquityInUndistributedEarningsLossesOfAffiliatedCompany id="HH76BB8D38D5D5C44A3C2F6281A8C19B81" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">43120749</ferc:UnappropriatedRetainedIncomeAndEquityInUndistributedEarningsLossesOfAffiliatedCompany>
  <ferc:StockholdersEquity id="HH84E34D3A8D803BD5A5D44594EA7D8E18" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">413220613</ferc:StockholdersEquity>
  <ferc:LiabilitiesAndStockholdersEquity id="HHEF4748ED6C11683E577321D791539D35" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">1105178937</ferc:LiabilitiesAndStockholdersEquity>
  <ferc:UnappropriatedRetainedIncome id="HH1AFAD9A66FB87179A4D3A3C720A60530" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">43120749</ferc:UnappropriatedRetainedIncome>
  <ferc:CashAndCashEquivalents id="HH5FA621531089C2D170F8B1F53AD47C86" contextRef="HH7B7758B43D530B049277B7E198A48CAD" decimals="0" unitRef="HHferc_us_Currency">58406320</ferc:CashAndCashEquivalents>
  <ferc:AttestationName id="HHFF6F669FDF86BC2F3884035CAB347780" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">Nafeesa Kassam</ferc:AttestationName>
  <ferc:AttestationTitle id="HH05702BA51B82D17315CCBF4B189AAD81" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">Vice President, Finance</ferc:AttestationTitle>
  <ferc:CorporateOfficerCertificationSignature id="HH820658AE64E7FD1752852BBBD21B18CF" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">Nafeesa Kassam</ferc:CorporateOfficerCertificationSignature>
  <ferc:AttestationDate id="HH161A0EF1F6EB8CC024EF2D1A0176AAA6" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">2025-12-08</ferc:AttestationDate>
  <ferc:AddressOfPrincipalOfficeAtEndOfPeriod id="HH50398303470D1634E801990AA3BDD720" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">Energy Center Five, 915 N. Eldridge Parkway, Suite 1100, Houston, TX 77079</ferc:AddressOfPrincipalOfficeAtEndOfPeriod>
  <ferc:NameOfContactPerson id="HH55A4B66641BFCB42708054BE097DA9B8" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">Alan McCoy</ferc:NameOfContactPerson>
  <ferc:TitleOfContactPerson id="HHCA9811A65439D7F2FF60CBA4418AC966" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">Manager Accounting</ferc:TitleOfContactPerson>
  <ferc:AddressOfContactPerson id="HHAEEF5EA9A413B5DDA4C3545AE4B908D4" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">Suite 200, 425 - 1st Street SW Calgary | Alberta | Canada | T2P 3L8</ferc:AddressOfContactPerson>
  <ferc:TelephoneOfContactPerson id="HHEC074A42BEE9EA793F357DC9C28704F7" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">+1 (403) 231-5937</ferc:TelephoneOfContactPerson>
  <ferc:SubmissionType id="HH416DEE6F32C3D46393B3FE7704DDAAD1" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">O</ferc:SubmissionType>
  <ferc:Remarks id="HH88D4F989C162157EBD283EC3337856AA" contextRef="HH6473A5CB61EE0216A12F3C2F7EDED7EF">N/A</ferc:Remarks>
  <ferc:Remarks id="HH90B7143882EDC557E190166477F2AC89" contextRef="HH74A13EAE9BD0FBD2714D0BBF6FA93D17">N/A</ferc:Remarks>
  <ferc:Cash id="HH0E5B8B68A0E70352742D11691F726EFC" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">17228202</ferc:Cash>
  <ferc:ReceivablesFromAffiliatedCompanies id="HH0F0D1A5C42C0C052E3C53C70B900B947" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">1085983</ferc:ReceivablesFromAffiliatedCompanies>
  <ferc:AccountsReceivable id="HH6B709241FED36A1412C9FF564AC88073" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">17351206</ferc:AccountsReceivable>
  <ferc:MaterialAndSupplies id="HHABB6937FEE883DE9EE1BA799EFAEF003" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">281615</ferc:MaterialAndSupplies>
  <ferc:Prepayments id="HHF79B4EF8E5A02786058E691093F34D17" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">359418</ferc:Prepayments>
  <ferc:CurrentAssets id="HH4CD6A1E0D98205C27FE3FCC38CD35088" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">36306424</ferc:CurrentAssets>
  <ferc:CarrierProperty id="HH10010EC0785F8975D50369505313F013" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">1573041941</ferc:CarrierProperty>
  <ferc:AccruedDepreciationCarrierProperty id="HH9618D86A6A21D872C639AAC0EA3D0AC1" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">686668979</ferc:AccruedDepreciationCarrierProperty>
  <ferc:CarrierPropertyNet id="HH1F3276A938F45BCE51FC1938347D1B68" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">886372962</ferc:CarrierPropertyNet>
  <ferc:TangibleProperty id="HHFDB0F86F0E1AAB5803C4A25E57BDDFCC" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">886372962</ferc:TangibleProperty>
  <ferc:OtherDeferredCharges id="HH3B07807B2759A5E06C147E477342C1B7" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">92967426</ferc:OtherDeferredCharges>
  <ferc:OtherAssetsAndDeferredCharges id="HHB30DFC96F027EC9F7FA3AA2C65A60A59" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">92967426</ferc:OtherAssetsAndDeferredCharges>
  <ferc:Assets id="HHE8D110091239B0964F5D2B1D68ABAE74" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">1015646812</ferc:Assets>
  <ferc:PayablesToAffiliatedCompanies id="HHFA0FD55A9DD64A72AC7E1AEE34805F4E" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">154769127</ferc:PayablesToAffiliatedCompanies>
  <ferc:AccountsPayable id="HH029713891319063B415B204134BC676B" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">1230904</ferc:AccountsPayable>
  <ferc:InterestPayable id="HHE6DFF10C458EF9AA3264CAAFCF9C8813" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">4674350</ferc:InterestPayable>
  <ferc:TaxesPayable id="HH0E828ABAF1E087F0570FB451CA71C3EA" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">6984691</ferc:TaxesPayable>
  <ferc:LongTermDebtPayableWithinOneYear id="HHF98F82B851B80302DB049F7F531CBBF7" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">28293333</ferc:LongTermDebtPayableWithinOneYear>
  <ferc:OtherCurrentLiabilities id="HH8B76F9A481101EBC3D282E5C792FF8D3" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">2302122</ferc:OtherCurrentLiabilities>
  <ferc:CurrentLiabilities id="HHB3A60D2C7BB3BEE2247DDF6FF74F57C3" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">198254527</ferc:CurrentLiabilities>
  <ferc:LongTermDebtPayableAfterOneYear id="HHBA96437CD0BF23FD79D2C5FF2A477815" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">436548450</ferc:LongTermDebtPayableAfterOneYear>
  <ferc:NoncurrentLiabilities id="HHF5CB130AAAC95FDE22B8DB5ADA421B0F" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">436548450</ferc:NoncurrentLiabilities>
  <ferc:Liabilities id="HHEE591BE401E969C717B93E729EE09F2F" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">634802977</ferc:Liabilities>
  <ferc:CapitalStock id="HH9CCC95A49AADF27B9FC41E1830386558" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">380000000</ferc:CapitalStock>
  <ferc:AdditionalPaidInCapital id="HHF7ED37BA40C0C7333B6249893E4FA4B0" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">-9900136</ferc:AdditionalPaidInCapital>
  <ferc:UnappropriatedRetainedIncomeAndEquityInUndistributedEarningsLossesOfAffiliatedCompany id="HHF7D4D85307F1FD875A241432A3AC88E9" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">10743971</ferc:UnappropriatedRetainedIncomeAndEquityInUndistributedEarningsLossesOfAffiliatedCompany>
  <ferc:StockholdersEquity id="HH9D5D6ACD47BB0F4110E6E2C2248473A0" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">380843835</ferc:StockholdersEquity>
  <ferc:LiabilitiesAndStockholdersEquity id="HHD6C7E21FF02F1FF804805DA417FF6662" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">1015646812</ferc:LiabilitiesAndStockholdersEquity>
  <ferc:OperatingRevenues id="HH8749C34C725A6670FAAE1E987EF5793F" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">159124834</ferc:OperatingRevenues>
  <ferc:OperatingExpenses id="HH2B42AACD11C05FFC826CD75419371DF0" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">76606612</ferc:OperatingExpenses>
  <ferc:NetCarrierOperatingIncome id="HHE3524192B02C0BF6B20177EE7BCEA387" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">82518222</ferc:NetCarrierOperatingIncome>
  <ferc:InterestAndDividendIncome id="HH49DCB130217D1F3EAB720567F8420625" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">911638</ferc:InterestAndDividendIncome>
  <ferc:MiscellaneousIncome id="HH08BAEE8356E451885665C23483F9CB41" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">61467</ferc:MiscellaneousIncome>
  <ferc:InterestExpense id="HH1BE58F227AAD846D741F2FFAE5B6877D" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">20546928</ferc:InterestExpense>
  <ferc:MiscellaneousIncomeCharges id="HHD16E9C59B43FCF1360D8E46E61230BEF" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">321177</ferc:MiscellaneousIncomeCharges>
  <ferc:OtherIncomeAndDeductions id="HH310D768FD2A81022F7611CE52D1F1383" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">-19895000</ferc:OtherIncomeAndDeductions>
  <ferc:OrdinaryIncomeBeforeFederalIncomeTaxes id="HH30A1E51A4916C651C0BE5F73AA54B8B5" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">62623222</ferc:OrdinaryIncomeBeforeFederalIncomeTaxes>
  <ferc:IncomeLossFromContinuingOperations id="HH3EB752A6AB42F1A33C0F6C86AA70114A" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">62623222</ferc:IncomeLossFromContinuingOperations>
  <ferc:IncomeLossBeforeExtraordinaryItems id="HHDE489FAC06A0D63EDEAE5C395CD29355" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">62623222</ferc:IncomeLossBeforeExtraordinaryItems>
  <ferc:NetIncomeLoss id="HH655E3E4725C6FD010B20A793FA987CC4" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">62623222</ferc:NetIncomeLoss>
  <ferc:OperatingRevenues id="HH939687321AD494B943F215A0B71A7BCB" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">45037932</ferc:OperatingRevenues>
  <ferc:OperatingExpenses id="HHB20C6EAE7042F31AA672BB06A6264EF4" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">23606196</ferc:OperatingExpenses>
  <ferc:NetCarrierOperatingIncome id="HHBF5377E2D0F356D69B412DA5E875CC5A" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">21431736</ferc:NetCarrierOperatingIncome>
  <ferc:InterestAndDividendIncome id="HHF6779395CCBF2EE56C80510A0E87C505" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">221560</ferc:InterestAndDividendIncome>
  <ferc:MiscellaneousIncome id="HHC9D96A27E5197CE789F6EE38F808890B" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">-23796</ferc:MiscellaneousIncome>
  <ferc:InterestExpense id="HHDFFEB89C279E07D88289663DA047D42E" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">6660872</ferc:InterestExpense>
  <ferc:MiscellaneousIncomeCharges id="HH0B06C0D9F6C9D4A084FBB0E513E370DD" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">124288</ferc:MiscellaneousIncomeCharges>
  <ferc:OtherIncomeAndDeductions id="HH4E958122BF40255A502652E08B77CDDE" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">-6587396</ferc:OtherIncomeAndDeductions>
  <ferc:OrdinaryIncomeBeforeFederalIncomeTaxes id="HH3E8F9C200755A98E0944F1F424C6F859" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">14844340</ferc:OrdinaryIncomeBeforeFederalIncomeTaxes>
  <ferc:IncomeLossFromContinuingOperations id="HHD6A27D4C0F1C594CF3A66F655669F2E6" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">14844340</ferc:IncomeLossFromContinuingOperations>
  <ferc:IncomeLossBeforeExtraordinaryItems id="HHE00CD18CD212226A65F1DFEE04C4BD88" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">14844340</ferc:IncomeLossBeforeExtraordinaryItems>
  <ferc:NetIncomeLoss id="HH58AE8968383565E6CBF923AED202B231" contextRef="HHABBEA12D2307170D610B52B0602DE5B0" decimals="0" unitRef="HHferc_us_Currency">14844340</ferc:NetIncomeLoss>
  <ferc:UnappropriatedRetainedIncomeCreditTransferredFromIncome id="HH5A4BD08947142F44ADB814A5D8D4F24D" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">62623222</ferc:UnappropriatedRetainedIncomeCreditTransferredFromIncome>
  <ferc:AdditionsToUnappropriatedRetainedIncome id="HH43CE4292CF5E9CA8A63F6EE7979D4E17" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">62623222</ferc:AdditionsToUnappropriatedRetainedIncome>
  <ferc:DividendAppropriationsOfRetainedIncome id="HH027B93DEF15B9CC4635BEE402D322CCB" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">95000000</ferc:DividendAppropriationsOfRetainedIncome>
  <ferc:DeductionsFromUnappropriatedRetainedIncome id="HHA37099DDDC6E17B6D63C388B9F24E027" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">95000000</ferc:DeductionsFromUnappropriatedRetainedIncome>
  <ferc:NetIncreaseDecreaseInUnappropriatedRetainedIncome id="HHBBB65261C9657AC1653F0EBBEE70F925" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">-32376778</ferc:NetIncreaseDecreaseInUnappropriatedRetainedIncome>
  <ferc:UnappropriatedRetainedIncome id="HHDC89F11CD12FCA659FC4DB0EE4D1C370" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">10743971</ferc:UnappropriatedRetainedIncome>
  <ferc:DepreciationAndDepletion id="HH5AECDF403C91CB3A98F84E8FE91B9420" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">46119841</ferc:DepreciationAndDepletion>
  <ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivities id="HHB019290DB6D03E44C6479DA2E932DD0B" contextRef="HH8CBD4C79C56E06341D7A39645E0BAAD9" decimals="0" unitRef="HHferc_us_Currency">-5758</ferc:NoncashAdjustmentsToCashFlowsFromOperatingActivities>
  <ferc:NetIncreaseDecreaseInReceivablesOperatingActivities id="HH40762DB95CEE951BC9AAAA44F2745C77" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">-6410284</ferc:NetIncreaseDecreaseInReceivablesOperatingActivities>
  <ferc:NetIncreaseDecreaseInInventoryOperatingActivities id="HH44CF16030BDBE657339AF4AF532B0C37" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">226124</ferc:NetIncreaseDecreaseInInventoryOperatingActivities>
  <ferc:NetIncreaseDecreaseInPayablesAndAccruedExpensesOperatingActivities id="HH27CEC926A9FB5BBA8C18DCB03D73B52D" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">-33981461</ferc:NetIncreaseDecreaseInPayablesAndAccruedExpensesOperatingActivities>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities id="HH1416264BFB85FACFA1B0F61C4A5E167B" contextRef="HH9BDE2B03254DBB7B98DEEFA5909417CD" decimals="0" unitRef="HHferc_us_Currency">-138274</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities id="HH99926FF485A5500F5B75827DBD8F04B4" contextRef="HHDA8F3F0593BD473CE46C6AC836394A38" decimals="0" unitRef="HHferc_us_Currency">-600000</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities id="HH3BDC4E7913A9035C4699271ABD62157D" contextRef="HHD89E51E342EDDC023194CDE07436BD17" decimals="0" unitRef="HHferc_us_Currency">323181</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities>
  <ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities id="HH919653135B815534D67913A8649EA398" contextRef="HH94F85ABF77D4AEC960EF1B8BB7EDDB74" decimals="0" unitRef="HHferc_us_Currency">5714145</ferc:OtherAdjustmentsToCashFlowsFromOperatingActivities>
  <ferc:NetCashProvidedByUsedInOperatingActivities id="HH556B5F58FA62633E8E031B4A7063EE68" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">86239056</ferc:NetCashProvidedByUsedInOperatingActivities>
  <ferc:GrossAdditionsToCarrierPropertyInvestmentActivities id="HH3330C227AD93CB72F2F938D268968965" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">4021361</ferc:GrossAdditionsToCarrierPropertyInvestmentActivities>
  <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDescription id="HH11D22701186FCF951D7FD2ED315B594C" contextRef="HHA3C8B71F35FC0ED0870A0B2FDC38433F">Other Adjustments and Transfers</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDescription>
  <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivities id="HHDB33054A06067371F2AEFD2226E3E76E" contextRef="HHA3C8B71F35FC0ED0870A0B2FDC38433F" decimals="0" unitRef="HHferc_us_Currency">107782</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivities>
  <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivities id="HHC9550773D9E402931A84F3ACC3DBA5B7" contextRef="HHF6DA02663E5C6003A5682C50B9F73F23" decimals="0" unitRef="HHferc_us_Currency">-327017</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivities>
  <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDescription id="HH5F9BC35533436EA67B01805F8FCF9536" contextRef="HH857A3ACD50114FCC640AE56ED64C69F9">Contractor Holdbacks</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivitiesDescription>
  <ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivities id="HH093B0AAC12372D98A65C7236BB7A1F6F" contextRef="HH857A3ACD50114FCC640AE56ED64C69F9" decimals="0" unitRef="HHferc_us_Currency">-15902</ferc:OtherConstructionAndAcquisitionOfPlantInvestmentActivities>
  <ferc:CashFlowsProvidedFromUsedInInvestmentActivities id="HHC9B9A1DDE21D60C8F99E99E0A06759BC" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">-3786224</ferc:CashFlowsProvidedFromUsedInInvestmentActivities>
  <ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivities id="HH9901BB5F30081EBFFCBDADD042411A74" contextRef="HH2AAA2454DC6D858A956845B509A66118" decimals="0" unitRef="HHferc_us_Currency">18000000</ferc:OtherAdjustmentByShortTermDebtToCashFlowsFromFinancingActivities>
  <ferc:PaymentsForRetirementOfLongTermDebtFinancingActivities id="HH11B6C964F437F922AFD6BCC752D66F83" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">46630950</ferc:PaymentsForRetirementOfLongTermDebtFinancingActivities>
  <ferc:OtherAdjustmentsToCashFlowsFromFinancingActivities id="HH2EA7D1D5F9267A5D56C1EFB2C302BC99" contextRef="HHB71E464B619B6DE0E71E1020FD1501BF" decimals="0" unitRef="HHferc_us_Currency">-95000000</ferc:OtherAdjustmentsToCashFlowsFromFinancingActivities>
  <ferc:CashFlowsProvidedFromUsedInFinancingActivities id="HH1207A730B372ABCD4B9436F2CAA71C4E" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">-123630950</ferc:CashFlowsProvidedFromUsedInFinancingActivities>
  <ferc:NetIncreaseDecreaseInCashAndCashEquivalents id="HH94FD80B7C9D8A4E539B6651E904253E6" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">-41178118</ferc:NetIncreaseDecreaseInCashAndCashEquivalents>
  <ferc:CashAndCashEquivalents id="HH2FC1B4CCD69A87484BF4006CC5C0C142" contextRef="HH725707E59197C0DD6170EA3368E437FA" decimals="0" unitRef="HHferc_us_Currency">17228202</ferc:CashAndCashEquivalents>
  <ferc:TrunkRevenues id="HHA8536B7A33B4BC04B074F658689CBB69" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">159124834</ferc:TrunkRevenues>
  <ferc:TrunkRevenues id="HH20BFE5A824366F730158E20CB47DA8BA" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">159124834</ferc:TrunkRevenues>
  <ferc:OperatingRevenues id="HHDFCBEC6F32B184647AA548AB29FBB769" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">159124834</ferc:OperatingRevenues>
  <ferc:MaterialsAndSuppliesOperationsAndMaintenance id="HHE529BF328CF87594EF7BA585E8B190CC" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">334856</ferc:MaterialsAndSuppliesOperationsAndMaintenance>
  <ferc:OutsideServicesOperationsAndMaintenance id="HH61AE2705A960BCF8ADB1CBFE102C2118" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">6993555</ferc:OutsideServicesOperationsAndMaintenance>
  <ferc:OperatingFuelAndPowerOperationsAndMaintenance id="HH12A33CF3FFDD9AF7D11A1B8088ED2626" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">5292579</ferc:OperatingFuelAndPowerOperationsAndMaintenance>
  <ferc:RentalsOperationsAndMaintenance id="HH27C0660DD02BD18D524697FADDF7C207" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">66272</ferc:RentalsOperationsAndMaintenance>
  <ferc:OtherExpensesOperationsAndMaintenance id="HH42B8829741CCA8718BEBB6679E2C96BB" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">2217</ferc:OtherExpensesOperationsAndMaintenance>
  <ferc:OperationsAndMaintenanceExpensesOil id="HH992B12115F406CA4AFD94FF546AB7E7F" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">12689479</ferc:OperationsAndMaintenanceExpensesOil>
  <ferc:MaterialsAndSuppliesGeneralExpense id="HH87F48B790F6D488CB2B26F19C0DDDD9A" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">83322</ferc:MaterialsAndSuppliesGeneralExpense>
  <ferc:OutsideServicesGeneralExpense id="HH9CF59CC286C69B9F86CC7B5FDA566FF2" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">10014279</ferc:OutsideServicesGeneralExpense>
  <ferc:DepreciationAndAmortizationGeneralExpense id="HHA8CCA249251DB2319D41E557389431B6" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">46119841</ferc:DepreciationAndAmortizationGeneralExpense>
  <ferc:InsuranceGeneralExpense id="HHD632B24E457EE4BE6651B5910D668736" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">615781</ferc:InsuranceGeneralExpense>
  <ferc:PipelineTaxesGeneralExpense id="HH46E87EDADDD6E0CB684B74A34A9BE538" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">7082114</ferc:PipelineTaxesGeneralExpense>
  <ferc:OtherExpensesGeneralExpense id="HH7F4C0DC039B05323229BE3B91414E9C5" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">1796</ferc:OtherExpensesGeneralExpense>
  <ferc:GeneralExpensesOil id="HHE15F14E52CCFA783E9CA691C994562F8" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">63917133</ferc:GeneralExpensesOil>
  <ferc:OperatingExpenses id="HHEF87F4FA5F1A97AE58315DDD394E0B67" contextRef="HH847BA0164A63D221354ED8351E599D54" decimals="0" unitRef="HHferc_us_Currency">76606612</ferc:OperatingExpenses>
  <ferc:MaterialsAndSuppliesOperationsAndMaintenance id="HHC8A62D8C2E103B8C9235D74F58D78DFD" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">334856</ferc:MaterialsAndSuppliesOperationsAndMaintenance>
  <ferc:OutsideServicesOperationsAndMaintenance id="HH38E6F774A85A02C3070A6B907F99FE52" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">6993555</ferc:OutsideServicesOperationsAndMaintenance>
  <ferc:OperatingFuelAndPowerOperationsAndMaintenance id="HH506FCAD01B85B4D6538CDF79639EDA7C" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">5292579</ferc:OperatingFuelAndPowerOperationsAndMaintenance>
  <ferc:RentalsOperationsAndMaintenance id="HHD602D32BA36E79D0E1D49059A4B1BF9E" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">66272</ferc:RentalsOperationsAndMaintenance>
  <ferc:OtherExpensesOperationsAndMaintenance id="HHEC04F8279F143F51672A35EFE923C5FB" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">2217</ferc:OtherExpensesOperationsAndMaintenance>
  <ferc:OperationsAndMaintenanceExpensesOil id="HH145F2FC318420AFCD4DE7EE27294603C" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">12689479</ferc:OperationsAndMaintenanceExpensesOil>
  <ferc:MaterialsAndSuppliesGeneralExpense id="HH445E9569066B7811D587BA221204DAA6" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">83322</ferc:MaterialsAndSuppliesGeneralExpense>
  <ferc:OutsideServicesGeneralExpense id="HH195BA346F797FF75F93753309D35708A" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">10014279</ferc:OutsideServicesGeneralExpense>
  <ferc:DepreciationAndAmortizationGeneralExpense id="HH6DB3F83E82602120B46CAD9EA2D0C017" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">46119841</ferc:DepreciationAndAmortizationGeneralExpense>
  <ferc:InsuranceGeneralExpense id="HHD21E1DE3FCE4A8F47A859DD5BBED1115" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">615781</ferc:InsuranceGeneralExpense>
  <ferc:PipelineTaxesGeneralExpense id="HHE0B5D4D72505D1A08FDBCD292F03F61F" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">7082114</ferc:PipelineTaxesGeneralExpense>
  <ferc:OtherExpensesGeneralExpense id="HH183E4DAE5A0FF747106AE502A8D81D2A" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">1796</ferc:OtherExpensesGeneralExpense>
  <ferc:GeneralExpensesOil id="HH005B14CE0A25ADE7500E9CAF45A08930" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">63917133</ferc:GeneralExpensesOil>
  <ferc:OperatingExpenses id="HH96CA10905E05C6C74440AFA706CF13A5" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Currency">76606612</ferc:OperatingExpenses>
  <ferc:MaterialsAndSuppliesOperationsAndMaintenance id="HHDDDCCA0E6708C65687381E37CE9EFBF6" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">334856</ferc:MaterialsAndSuppliesOperationsAndMaintenance>
  <ferc:OutsideServicesOperationsAndMaintenance id="HH949FA8A5CAA8949A55EF1141E97DBD6F" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">6993555</ferc:OutsideServicesOperationsAndMaintenance>
  <ferc:OperatingFuelAndPowerOperationsAndMaintenance id="HHF6FF41FFACC946EE0EF27C6467C88F02" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">5292579</ferc:OperatingFuelAndPowerOperationsAndMaintenance>
  <ferc:RentalsOperationsAndMaintenance id="HH79CA119569CC3F2B0E2AC6E05AC7C007" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">66272</ferc:RentalsOperationsAndMaintenance>
  <ferc:OtherExpensesOperationsAndMaintenance id="HH1916F6109BADE8E6A126379D4573C241" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">2217</ferc:OtherExpensesOperationsAndMaintenance>
  <ferc:OperationsAndMaintenanceExpensesOil id="HHDDA6B39326FA0C0A624E653804BB1A93" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">12689479</ferc:OperationsAndMaintenanceExpensesOil>
  <ferc:MaterialsAndSuppliesGeneralExpense id="HH8E2455CBDF0EADA8FFCF5216D45DEE34" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">83322</ferc:MaterialsAndSuppliesGeneralExpense>
  <ferc:OutsideServicesGeneralExpense id="HHAA0FDB1C7837FED8DAA3F3D1E98BA9E6" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">10014279</ferc:OutsideServicesGeneralExpense>
  <ferc:DepreciationAndAmortizationGeneralExpense id="HHE90755D5E8B53A8DA512FAB3A1CCF9B6" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">46119841</ferc:DepreciationAndAmortizationGeneralExpense>
  <ferc:InsuranceGeneralExpense id="HH88E3ECFC0DC92536A40734F744B598EA" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">615781</ferc:InsuranceGeneralExpense>
  <ferc:PipelineTaxesGeneralExpense id="HH5360740912A1E022ABDF0F7631BC3B52" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">7082114</ferc:PipelineTaxesGeneralExpense>
  <ferc:OtherExpensesGeneralExpense id="HHBD15BD0D8FD0CB70D7AB330105536939" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">1796</ferc:OtherExpensesGeneralExpense>
  <ferc:GeneralExpensesOil id="HHC5F9868B4B0F7308481F222B78006030" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">63917133</ferc:GeneralExpensesOil>
  <ferc:StateOfOrigin id="HH970A31D2020475FD82993E71B53345C9" contextRef="HHA2431E010CD722F3A82EC11F3B07DDB8">Illinois</ferc:StateOfOrigin>
  <ferc:RefinedProductType id="HHFB2795000D40A9BB05077DB5BFBD0992" contextRef="HHA2431E010CD722F3A82EC11F3B07DDB8"></ferc:RefinedProductType>
  <ferc:NumberOfBarrelsReceivedFromConnectingCarriers id="HH59AAA4790816391B52C6DBA37EC7888F" contextRef="HHA2431E010CD722F3A82EC11F3B07DDB8" decimals="0" unitRef="HHferc_us_Barrels">47721393</ferc:NumberOfBarrelsReceivedFromConnectingCarriers>
  <ferc:NumberOfBarrelsReceived id="HHBAE744886AFD144FC9EE3B7E27A347CF" contextRef="HHA2431E010CD722F3A82EC11F3B07DDB8" decimals="0" unitRef="HHferc_us_Barrels">47721393</ferc:NumberOfBarrelsReceived>
  <ferc:StateOfOrigin id="HHAECD47E16EC8A83855C41366DC3AB92E" contextRef="HH5C55F9C0CFA1E53E3A2B2D0994B92933">International</ferc:StateOfOrigin>
  <ferc:RefinedProductType id="HHFD78E6392770B41B9E2C86F76E88959E" contextRef="HH5C55F9C0CFA1E53E3A2B2D0994B92933"></ferc:RefinedProductType>
  <ferc:NumberOfBarrelsDeliveredOutOnTrunkLines id="HHA8D8412333A51D08B470448D296E2AE2" contextRef="HH5C55F9C0CFA1E53E3A2B2D0994B92933" decimals="0" unitRef="HHferc_us_Barrels">48144858</ferc:NumberOfBarrelsDeliveredOutOnTrunkLines>
  <ferc:NumberOfBarrelsDeliveredOut id="HHCF13C92F342C6AA5B893004F126BE24F" contextRef="HH5C55F9C0CFA1E53E3A2B2D0994B92933" decimals="0" unitRef="HHferc_us_Barrels">48144858</ferc:NumberOfBarrelsDeliveredOut>
  <ferc:NumberOfBarrelsReceivedFromConnectingCarriers id="HH295D4EC1260778AF7B799C2720B70129" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Barrels">47721393</ferc:NumberOfBarrelsReceivedFromConnectingCarriers>
  <ferc:NumberOfBarrelsReceived id="HH70C754220A0822E69EAB1067B8694A7E" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Barrels">47721393</ferc:NumberOfBarrelsReceived>
  <ferc:NumberOfBarrelsDeliveredOutOnTrunkLines id="HH27A0D796BB3D48265FEFEE0617488D7D" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Barrels">48144858</ferc:NumberOfBarrelsDeliveredOutOnTrunkLines>
  <ferc:NumberOfBarrelsDeliveredOut id="HHD464A383AA7BE55E77ECBB0E9401F882" contextRef="HH250FFCB71087D4609E2B6B35DA18E654" decimals="0" unitRef="HHferc_us_Barrels">48144858</ferc:NumberOfBarrelsDeliveredOut>
  <ferc:NumberOfBarrelsReceivedFromConnectingCarriers id="HHED15C906AED6C0336FEF8BD933DDB8EA" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Barrels">47721393</ferc:NumberOfBarrelsReceivedFromConnectingCarriers>
  <ferc:NumberOfBarrelsReceived id="HHD580F5EBF2BCC81AC510E122160B877C" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Barrels">47721393</ferc:NumberOfBarrelsReceived>
  <ferc:NumberOfBarrelsDeliveredOutOnTrunkLines id="HHED47AB8E6F5586B258E338662982A40E" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Barrels">48144858</ferc:NumberOfBarrelsDeliveredOutOnTrunkLines>
  <ferc:NumberOfBarrelsDeliveredOut id="HH1B7CA7B149A97DE0F41074260665E506" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Barrels">48144858</ferc:NumberOfBarrelsDeliveredOut>
  <ferc:CashProvidedByOutsideSources id="HHC1CE72B19B9792067C755592B27442B4" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">18000000</ferc:CashProvidedByOutsideSources>
  <ferc:RespondentLegalName id="HH306218B8980ACEBDBD43BA5757909609" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4">Enbridge Pipelines (Southern Lights) LLC</ferc:RespondentLegalName>
  <ferc:CashOutflowsForPlant id="HH73EDE78C17191C7349DFCBEB4396CDFF" contextRef="HH6F430EA68AFC29D1DD829B0DDD45FFF4" decimals="0" unitRef="HHferc_us_Currency">3786224</ferc:CashOutflowsForPlant>
  <ferc:OrderNumber id="HHD74FA55D8B7115EB8976451B2E8AAAE7" contextRef="HH9BDE2B03254DBB7B98DEEFA5909417CD" decimals="0" unitRef="HHferc_us_Pure">15</ferc:OrderNumber>
  <ferc:OrderNumber id="HHD66F7723AB4EDFD56C3F4F71E3DA2297" contextRef="HHDA8F3F0593BD473CE46C6AC836394A38" decimals="0" unitRef="HHferc_us_Pure">16</ferc:OrderNumber>
  <ferc:OrderNumber id="HH0DB0DBA6263D7BE9F251A514708D476D" contextRef="HHD89E51E342EDDC023194CDE07436BD17" decimals="0" unitRef="HHferc_us_Pure">17</ferc:OrderNumber>
  <ferc:OrderNumber id="HH5711664BD24AB502343C3C0C8A620AC6" contextRef="HH94F85ABF77D4AEC960EF1B8BB7EDDB74" decimals="0" unitRef="HHferc_us_Pure">18</ferc:OrderNumber>
  <ferc:OrderNumber id="HH721F59FDF93A94BF4EC840FBAC20AF67" contextRef="HHF6DA02663E5C6003A5682C50B9F73F23" decimals="0" unitRef="HHferc_us_Pure">29</ferc:OrderNumber>
  <ferc:OrderNumber id="HH88029BFE0EEA84AF67EB32E77394EB00" contextRef="HH2AAA2454DC6D858A956845B509A66118" decimals="0" unitRef="HHferc_us_Pure">68</ferc:OrderNumber>
  <ferc:OrderNumber id="HHE5FE63F41DED810B22D899DF1423FBA5" contextRef="HHB71E464B619B6DE0E71E1020FD1501BF" decimals="0" unitRef="HHferc_us_Pure">79</ferc:OrderNumber>
  <ferc:OrderNumber id="HH783201B2ACCDD0DFB133F1845E1587FA" contextRef="HHA3C8B71F35FC0ED0870A0B2FDC38433F" decimals="0" unitRef="HHferc_us_Pure">30</ferc:OrderNumber>
  <ferc:OrderNumber id="HH6AE67B877F3759A0193C69C7AA85E517" contextRef="HH857A3ACD50114FCC640AE56ED64C69F9" decimals="0" unitRef="HHferc_us_Pure">31</ferc:OrderNumber>
  <ferc:OrderNumber id="HH6C7BDA6820B0A1FC272BA866E4834CA6" contextRef="HH80E9055F7EA686D12831D79DE85B4F65" decimals="0" unitRef="HHferc_us_Pure">1</ferc:OrderNumber>
  <ferc:OrderNumber id="HH450CDB608E511D1793C63C1B17A410D2" contextRef="HH0DE94B867CB658250FED37F8D9A37826" decimals="0" unitRef="HHferc_us_Pure">2</ferc:OrderNumber>
</xbrli:xbrl>