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        <EOYAmt>30882369</EOYAmt>
      </RtnEarnEndowmentIncmOthFndsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>30440917</BOYAmt>
        <EOYAmt>30882369</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>54622985</BOYAmt>
        <EOYAmt>55307818</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>0</ReconcilationRevenueExpnssAmt>
      <OtherChangesInNetAssetsAmt>441452</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <ConsolidatedBasisFinclStmtInd>X</ConsolidatedBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>true</AuditCommitteeInd>
    </IRS990>
    <IRS990ScheduleD documentId="990D">
      <LandGrp>
        <OtherCostOrOtherBasisAmt>110314</OtherCostOrOtherBasisAmt>
        <BookValueAmt>110314</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>854639</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>721876</DepreciationAmt>
        <BookValueAmt>132763</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>42586770</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>19332077</DepreciationAmt>
        <BookValueAmt>23254693</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>23497770</TotalBookValueLandBuildingsAmt>
      <InvstProgramRelatedOrgGrp>
        <Desc>Invest in Associated Organizations</Desc>
        <BookValueAmt>25136758</BookValueAmt>
        <MethodValuationCd>C</MethodValuationCd>
      </InvstProgramRelatedOrgGrp>
      <InvstProgramRelatedOrgGrp>
        <Desc>Subordinated Certificates</Desc>
        <BookValueAmt>25950</BookValueAmt>
        <MethodValuationCd>C</MethodValuationCd>
      </InvstProgramRelatedOrgGrp>
      <TotalBookValueProgramRltdAmt>25162708</TotalBookValueProgramRltdAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Footnote for uncertain tax position under FIN 48 (Part X)</FormAndLineReferenceDesc>
        <ExplanationTxt>An evaluation of whether or not it has any uncertain tax positions isdetermined on an annual basis by the Cooperative. While the Cooperativebelieves it has adequately provided for all tax positions, amounts assertedby taxing authorities could be different than the positions taken by theCooperative. The Cooperative recognizes any interest and penalties inincome tax expense and, with few exceptions, is no longer subject tofederal, state or local income tax examinations by tax authorities foryears before 2020.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="990J">
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Travis Sullivan</PersonNm>
        <TitleTxt>General Manager</TitleTxt>
        <BaseCompensationFilingOrgAmt>175541</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>65976</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>37034</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>278551</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="990O">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Members or stockholder classes and rights Part VI line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COOPERATIVE WAS FORMED BY THE MEMBERS TO PROVIDE ELECTRIC SERVICE AT COST ON A COOPERATIVE BASIS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Member election for additional members Part VI line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERS OF THE COOPERATIVE VOTE ON THE BOARD OF TRUSTEES. ELECTIONS ARE DONE ON A ONE MEMBER ONE VOTE BASIS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing body decisions Part VI line 7b</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOLLOWING ACTS REQUIRE APPROVAL OF THE MEMBERS OF THE COOPERATIVE:1. DISSOLUTION/LIQUIDATION OF THE COOPERATIVE2. MERGER OR CONSOLIDATION OF THE COOPERATIVE WITH ANOTHER ORGANIZATION3. DISPOSAL OF A SUBSTANTIAL PORTION OF THE COOPERATIVES ASSETS4. AMENDMENT TO THE ARTICLES OF INCORPORATION5. AMENDMENT TO THE BYLAWS</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>MANAGMENT PROVIDED A COPY OF THE FORM 990 TO THE BOARD FOR REVIEW PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>CEO executive director top management comp Part VI line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF TRUSTEES PERFORM AN ANNUAL REVIEW WHEN DETERMINING THE COMPENSATION OF THE COOPERATIVES GENERAL MANAGER.OTHER THAN THE GENERAL MANAGER, THE COOPERATIVE DID NOT HAVE ANY EMPLOYEES MEETING THE DEFINITION OF OFFICER OR KEY EMPLOYEE. THEREFORE, AND PURSUANT TO FORM 990 INSTRUCTIONS, LINE 15B HAS BEEN ANSWERED NO.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing documents etc available to public Part VI line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COOPERATIVE WILL PROVIDE A COMPLETE COPY OF ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND AUDITED FINANCIAL STATEMENTS TO ANY MEMBER WHO REQUESTS A COPY OF ANY SUCH DOCUMENT IN WRITING. ANNUALLY THE COOPERATIVE MAILS A COPY OF THE AUDITED BALANCE SHEET AND INCOME STATEMENT TO THE MEMBERS OF THE COOPERATIVE WITH THE ANNUAL REPORT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Explanation of other changes in net assets or fund balances Part XI line 9</FormAndLineReferenceDesc>
        <ExplanationTxt>Current Year Margins Assigned to Members $ 594,204Other Changes $ 48,466Retirement of Capital Credits $ -201,218 Total $ 441,452</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part III response or note to any other line in Part III</FormAndLineReferenceDesc>
        <ExplanationTxt>Part III, Line 1, Organizations MissionSOUTHWESTERN ELECTRIC COOPERATIVE IS IN EXISTENCE TO PROVIDE A HIGHER STANDARD AND QUALITY OF LIFE TO ITS MEMEBERS BY MEETING THEIR NEEDS. PROVIDING ELECTRICAL SERVICE AT THE HIGHEST STANDARD WHILE REMAINING CONPETITIVE WITH OTHER FUEL SOURCES AND ELECTRIC SUPPLIERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part VII response or note to any other line in Part VII</FormAndLineReferenceDesc>
        <ExplanationTxt>SECTION A -THE BOARD OF TRUSTEES CONSIDER THE GENERAL MANAGER TO BE BOTH THE TOP MANAGEMENT OFFICIAL AND THE TOP FINANCIAL OFFICIAL. THEREFORE, ONLY THE GENERAL MANAGER IS LISTED AS AN EMPLOYEE OFFICER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part IX response or note to any line in Part IX</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990, PART IX, LINE 4THE INSTRUCTIONS TO THE 2023 FORM 990 INDICATE THAT ORGANIZATIONS EXEMPT UNDER SECTION 501(C)(12) SHOULD REPORT PATRONAGE DIVIDENDS PAID TO THEIR MEMBERS IN PART IX, LINE 4 OF THE FORM 990. THE COOPERATIVE HAS INTERPRETED THE WORDS PATRONAGE DIVIDENDS PAID IN THE INSTRUCTIONS TO MEAN MARGINS THAT ARE ASSIGNED OR ASSIGNABLE TO THE MEMBERS. THE COOPERATIVE ASSIGNS THE NET MARGINS TO ITS MEMBERS EACH YEAR. THEREFORE, THE AMOUNT LISTED IN PART IX, LINE 4 REPRESENTS THE NET MARGINS ASSIGNABLE TO THE MEMBERS FOR THE CALENDAR YEAR ENDED DECEMBER 31, 2023.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>SW Elec Coop Education Foundation</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>PO Box 369</AddressLine1Txt>
          <CityNm>Clayton</CityNm>
          <StateAbbreviationCd>NM</StateAbbreviationCd>
          <ZIPCd>88415</ZIPCd>
        </USAddress>
        <EIN>850376832</EIN>
        <PrimaryActivitiesTxt>Scholarships</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NM</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501c3</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>PF</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>Southwestern Electric Cooperative</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>true</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>Southwestern Propane LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>21 N 2nd St</AddressLine1Txt>
          <CityNm>Clayton</CityNm>
          <StateAbbreviationCd>NM</StateAbbreviationCd>
          <ZIPCd>88415</ZIPCd>
        </USAddress>
        <EIN>920525699</EIN>
        <PrimaryActivitiesTxt>Propane</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NM</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C Corp</EntityTypeTxt>
        <ShareOfTotalIncomeAmt>-348492</ShareOfTotalIncomeAmt>
        <ShareOfEOYAssetsAmt>435392</ShareOfEOYAssetsAmt>
        <OwnershipPct>1.00000</OwnershipPct>
        <ControlledOrganizationInd>true</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>true</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>true</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>true</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>true</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>SW Elec Coop Education Foundation</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>n</TransactionTypeTxt>
        <MethodOfAmountDeterminationTxt>NA - Less Than 50000</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>SW Elec Coop Education Foundation</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>o</TransactionTypeTxt>
        <MethodOfAmountDeterminationTxt>NA - Less Than 50000</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>SW Propane LLC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>g</TransactionTypeTxt>
        <MethodOfAmountDeterminationTxt>NA - Less Than 50000</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>SW Propane LLC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>o</TransactionTypeTxt>
        <MethodOfAmountDeterminationTxt>NA - Less Than 50000</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>SW Propane LLC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>q</TransactionTypeTxt>
        <MethodOfAmountDeterminationTxt>NA - Less Than 50000</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
    </IRS990ScheduleR>
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</Return>