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        <ReportableCompFromOrgAmt>16060</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Greg Spaulding</PersonNm>
        <TitleTxt>Board Member</TitleTxt>
        <AverageHoursPerWeekRt>3.4</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>15600</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Steve Arnesen</PersonNm>
        <TitleTxt>Board Member</TitleTxt>
        <AverageHoursPerWeekRt>3.4</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>14910</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Mike Wahl</PersonNm>
        <TitleTxt>Board Member</TitleTxt>
        <AverageHoursPerWeekRt>3.4</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>14550</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Anthony Ottem</PersonNm>
        <TitleTxt>Board Member</TitleTxt>
        <AverageHoursPerWeekRt>3.2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>14480</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Kalvin Hoff</PersonNm>
        <TitleTxt>Board Member</TitleTxt>
        <AverageHoursPerWeekRt>3.1</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>13160</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Roger Krostue</PersonNm>
        <TitleTxt>Board Member</TitleTxt>
        <AverageHoursPerWeekRt>3.4</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>12160</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Tom Woinarowicz</PersonNm>
        <TitleTxt>Board Member</TitleTxt>
        <AverageHoursPerWeekRt>3.2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>11450</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Marcy Svenningsen</PersonNm>
        <TitleTxt>Board Member</TitleTxt>
        <AverageHoursPerWeekRt>2.5</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <FormerOfcrDirectorTrusteeInd>X</FormerOfcrDirectorTrusteeInd>
        <ReportableCompFromOrgAmt>3060</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>4814677</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>1163319</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>227</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>1</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>Babcox and Wilcox Company</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>PO Box 643957</AddressLine1Txt>
            <CityNm>Pittsburgh</CityNm>
            <StateAbbreviationCd>PA</StateAbbreviationCd>
            <ZIPCd>152643957</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Construction</ServicesDesc>
        <CompensationAmt>16628835</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>Industrial Contractors Inc</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>701 Channel Dr</AddressLine1Txt>
            <CityNm>Bismarck</CityNm>
            <StateAbbreviationCd>ND</StateAbbreviationCd>
            <ZIPCd>585017706</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Construction</ServicesDesc>
        <CompensationAmt>6283087</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>Fluor Enterprises Inc</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>One Fluor Daniel Drive</AddressLine1Txt>
            <CityNm>Sugarland</CityNm>
            <StateAbbreviationCd>TX</StateAbbreviationCd>
            <ZIPCd>77478</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Construction</ServicesDesc>
        <CompensationAmt>4067798</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>Baranko Brothers Inc</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>PO Box 820</AddressLine1Txt>
            <CityNm>Dickenson</CityNm>
            <StateAbbreviationCd>ND</StateAbbreviationCd>
            <ZIPCd>586020820</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Construction</ServicesDesc>
        <CompensationAmt>3834348</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>ST Cotter Turbine Services Inc</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>2135 196th St E</AddressLine1Txt>
            <CityNm>Clearwater</CityNm>
            <StateAbbreviationCd>MN</StateAbbreviationCd>
            <ZIPCd>55320</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Construction</ServicesDesc>
        <CompensationAmt>3843872</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>103</CntrctRcvdGreaterThan100KCnt>
      <TotalContributionsAmt>0</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>SALE OF ELECTRIC POWER</Desc>
        <BusinessCd>221000</BusinessCd>
        <TotalRevenueColumnAmt>447046055</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>447046055</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </ProgramServiceRevenueGrp>
      <TotalOthProgramServiceRevGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </TotalOthProgramServiceRevGrp>
      <TotalProgramServiceRevenueAmt>447046055</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>1262529</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1262529</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </InvestmentIncomeGrp>
      <IncmFromInvestBondProceedsGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </IncmFromInvestBondProceedsGrp>
      <RoyaltiesRevenueGrp>
        <TotalRevenueColumnAmt>1350000</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1350000</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </RoyaltiesRevenueGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>0</RealAmt>
        <PersonalAmt>0</PersonalAmt>
      </RentalIncomeOrLossGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>0</SecuritiesAmt>
        <OtherAmt>0</OtherAmt>
      </GainOrLossGrp>
      <OtherRevenueMiscGrp>
        <Desc>MISC. NONOPERATING REVENUE</Desc>
        <BusinessCd>221000</BusinessCd>
        <TotalRevenueColumnAmt>1964473</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1964473</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <MiscellaneousRevenueGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </MiscellaneousRevenueGrp>
      <OtherRevenueTotalAmt>1964473</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>451623057</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>451623057</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </TotalRevenueGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>4814677</TotalAmt>
      </CompCurrentOfcrDirectorsGrp>
      <InterestGrp>
        <TotalAmt>26553711</TotalAmt>
      </InterestGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>30705861</TotalAmt>
      </DepreciationDepletionGrp>
      <OtherExpensesGrp>
        <Desc>PRODUCTION AND PURCHASED POWER</Desc>
        <TotalAmt>320146187</TotalAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>TRANSMISSION AND SUBSTATION</Desc>
        <TotalAmt>32435473</TotalAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>GENERAL AND ADMINISTRATIVE</Desc>
        <TotalAmt>18052238</TotalAmt>
      </OtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>432708147</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>177724</BOYAmt>
        <EOYAmt>4523637</EOYAmt>
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      <AccountsReceivableGrp>
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        <EOYAmt>57423489</EOYAmt>
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      <InventoriesForSaleOrUseGrp>
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        <EOYAmt>37269255</EOYAmt>
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      <PrepaidExpensesDefrdChargesGrp>
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        <EOYAmt>11858620</EOYAmt>
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      <LandBldgEquipCostOrOtherBssAmt>1363748037</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>388622676</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>982070754</BOYAmt>
        <EOYAmt>975125361</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsOtherSecuritiesGrp>
        <BOYAmt>62882713</BOYAmt>
        <EOYAmt>71857165</EOYAmt>
      </InvestmentsOtherSecuritiesGrp>
      <TotalAssetsGrp>
        <BOYAmt>1140468068</BOYAmt>
        <EOYAmt>1158057527</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
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        <EOYAmt>81103237</EOYAmt>
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      <MortgNotesPyblScrdInvstPropGrp>
        <BOYAmt>804460468</BOYAmt>
        <EOYAmt>803851236</EOYAmt>
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      <OtherLiabilitiesGrp>
        <BOYAmt>54145605</BOYAmt>
        <EOYAmt>59506016</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>949873776</BOYAmt>
        <EOYAmt>944460489</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrgDoesNotFollowFASB117Ind>X</OrgDoesNotFollowFASB117Ind>
      <CapStkTrPrinCurrentFundsGrp>
        <BOYAmt>1136</BOYAmt>
        <EOYAmt>1136</EOYAmt>
      </CapStkTrPrinCurrentFundsGrp>
      <PdInCapSrplsLandBldgEqpFundGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </PdInCapSrplsLandBldgEqpFundGrp>
      <RtnEarnEndowmentIncmOthFndsGrp>
        <BOYAmt>190593156</BOYAmt>
        <EOYAmt>213595902</EOYAmt>
      </RtnEarnEndowmentIncmOthFndsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>190594292</BOYAmt>
        <EOYAmt>213597038</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1140468068</BOYAmt>
        <EOYAmt>1158057527</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>18914910</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>0</NetUnrlzdGainsLossesInvstAmt>
      <DonatedServicesAndUseFcltsAmt>0</DonatedServicesAndUseFcltsAmt>
      <InvestmentExpenseAmt>0</InvestmentExpenseAmt>
      <PriorPeriodAdjustmentsAmt>0</PriorPeriodAdjustmentsAmt>
      <OtherChangesInNetAssetsAmt>4087836</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleD documentId="R000002" softwareId="22015720" softwareVersionNum="v1.00">
      <LandGrp>
        <InvestmentCostOrOtherBasisAmt>0</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>34577350</OtherCostOrOtherBasisAmt>
        <BookValueAmt>34577350</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <InvestmentCostOrOtherBasisAmt>0</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>1329170687</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>388622676</DepreciationAmt>
        <BookValueAmt>940548011</BookValueAmt>
      </BuildingsGrp>
      <LeaseholdImprovementsGrp>
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        <OtherCostOrOtherBasisAmt>0</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>0</DepreciationAmt>
        <BookValueAmt>0</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
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        <OtherCostOrOtherBasisAmt>0</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>0</DepreciationAmt>
        <BookValueAmt>0</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <InvestmentCostOrOtherBasisAmt>0</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>0</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>0</DepreciationAmt>
        <BookValueAmt>0</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>975125361</TotalBookValueLandBuildingsAmt>
      <FinancialDerivativesGrp>
        <BookValueAmt>0</BookValueAmt>
      </FinancialDerivativesGrp>
      <CloselyHeldEquityInterestsGrp>
        <BookValueAmt>0</BookValueAmt>
      </CloselyHeldEquityInterestsGrp>
      <OtherSecuritiesGrp>
        <Desc>Investments in Associated Companies</Desc>
        <BookValueAmt>140102</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
      </OtherSecuritiesGrp>
      <OtherSecuritiesGrp>
        <Desc>Other Investments</Desc>
        <BookValueAmt>71717063</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
      </OtherSecuritiesGrp>
      <TotalBookValueSecuritiesAmt>71857165</TotalBookValueSecuritiesAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>POST RETIREMENT HEALTH INSURANCE OBLIGATION</Desc>
        <Amt>3078049</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>CLOSURE COST OBLIGATIONS</Desc>
        <Amt>3091562</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>DEFFERRED CREDITS</Desc>
        <Amt>53336405</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>59506016</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>451623057</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>0</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>0</DonatedServicesAndUseFcltsAmt>
      <RecoveriesPriorYearGrantsAmt>0</RecoveriesPriorYearGrantsAmt>
      <OtherRevenueAmt>0</OtherRevenueAmt>
      <RevenueNotReportedAmt>0</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>451623057</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>0</InvestmentExpensesNotIncldAmt>
      <OtherRevenuesNotIncludedAmt>0</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>451623057</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>432708147</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>0</DonatedServicesUseFcltsAmt>
      <PriorYearAdjustmentsAmt>0</PriorYearAdjustmentsAmt>
      <LossesReportedAmt>0</LossesReportedAmt>
      <OtherExpensesIncludedAmt>0</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>432708147</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>0</InvestmentExpensesNotIncld2Amt>
      <OtherExpensesNotIncludedAmt>0</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>432708147</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule D, Part X, Line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>The cooperative evaluates its tax positions that have been taken or expected to be taken on income tax returns to determine if an accrual is necessary for uncertain tax positions. As of December 31, 2022 and 2021, the unrecognized tax benefit was zero. The cooperative will recognize future accrued interest and penalties related to unrecognized tax benefits in income tax expense if incurred.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="R000003" softwareId="22015720" softwareVersionNum="v1.00">
      <IdemnificationGrossUpPmtsInd>X</IdemnificationGrossUpPmtsInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>1</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Robert McLennan</PersonNm>
        <TitleTxt>President &amp; CEO</TitleTxt>
        <BaseCompensationFilingOrgAmt>856898</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>108987</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>20938</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>173800</DeferredCompensationFlngOrgAmt>
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        <NontaxableBenefitsFilingOrgAmt>11850</NontaxableBenefitsFilingOrgAmt>
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        <PersonNm>Lowell Stave</PersonNm>
        <TitleTxt>Vice President and COO</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Gerad Paul</PersonNm>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Kay Schraeder</PersonNm>
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        <PersonNm>Jami Hovet</PersonNm>
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        <PersonNm>Dan Inman</PersonNm>
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        <PersonNm>Craig Bleth</PersonNm>
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        <PersonNm>Todd Sailer</PersonNm>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Andrew Sorbo</PersonNm>
        <TitleTxt>Vice President Strategic Initiatives</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Grant Gunderson</PersonNm>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Brendan Kennelly</PersonNm>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Theresa Brorby</PersonNm>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Tim Hagerott</PersonNm>
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        <PersonNm>Stacey Dahl</PersonNm>
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        <PersonNm>Andrew Freidt</PersonNm>
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        <PersonNm>Gerry Pfau</PersonNm>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J, Part I, Line 1a</FormAndLineReferenceDesc>
        <ExplanationTxt>Robert McLennan, Lowell Stave, and Gerad Paul receive gross up non-qualified retirement plan compensation. All employees received a year end grossed up bonus.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J, Part I, Line 4</FormAndLineReferenceDesc>
        <ExplanationTxt>The Board of Directors has adopted a 457(f) plan in which Robert McLennan may receive incentive compensation in 2026 and 2028, if all the terms of the plan are met.</ExplanationTxt>
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    </IRS990ScheduleJ>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>Minnkota Power Cooperative has member cooperatives.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>Minnkota Power Cooperative members elect members of the governing board at the annual meeting.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 7b</FormAndLineReferenceDesc>
        <ExplanationTxt>Minnkota Power Cooperative members approve the bylaw amendments.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>The Form 990 is reviewed by the Board prior to the submission to the IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>The Minnkota Board of Directors has a "Code of Ethics and Business Conduct" policy with a section for "The Enforcement of the Code of Business and Ethics". This section directs the Board of Directors on how to report violations of the "Code of Business Ethics."</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 15</FormAndLineReferenceDesc>
        <ExplanationTxt>Compensation for the President &amp; CEO is determined and approved by the Board of Directors. The Board also reviews and approves the compensation package for all employees.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>Minnkota Power Cooperative will make the documents available upon request.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part XI, Line 9</FormAndLineReferenceDesc>
        <ExplanationTxt>Other changes in net assets include Other Comprehensive Gains related to the pension plans and postretirement health insurance obligations.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>Lignite Electric Power Cooperative Inc</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>5301 32nd Avenue South</AddressLine1Txt>
          <CityNm>Grand Forks</CityNm>
          <StateAbbreviationCd>ND</StateAbbreviationCd>
          <ZIPCd>58201</ZIPCd>
        </USAddress>
        <EIN>456011575</EIN>
        <PrimaryActivitiesTxt>Coal Leases</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>ND</LegalDomicileStateCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>Minnkota Power Coop</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ShareOfTotalIncomeAmt>518</ShareOfTotalIncomeAmt>
        <ShareOfEOYAssetsAmt>2350</ShareOfEOYAssetsAmt>
        <OwnershipPct>1</OwnershipPct>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>0</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>0</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>0</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>0</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>0</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>0</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>0</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>0</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>