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      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
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      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
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        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
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      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleD documentId="RetDoc2">
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        <BookValueAmt>766070</BookValueAmt>
      </LandGrp>
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        <DepreciationAmt>20623627</DepreciationAmt>
        <BookValueAmt>24625154</BookValueAmt>
      </BuildingsGrp>
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      <OtherLandBuildingsGrp>
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      <FootnoteTextInd>X</FootnoteTextInd>
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      <NetUnrealizedGainsInvstAmt>95707</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>95707</RevenueNotReportedAmt>
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      <RevenueNotReportedFinclStmtAmt>327482</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>22853067</TotalRevenuePerForm990Amt>
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      <ExpensesSubtotalAmt>19534627</ExpensesSubtotalAmt>
      <OtherExpensesNotIncludedAmt>325872</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>325872</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>19860499</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 3, PART X</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION IS EXEMPT FROM FEDERAL AND STATE INCOME TAXES UNDER SECTION 501(C)(12) OF THE INTERNAL REVENUE CODE. HOWEVER, INCOME FROM CERTAIN ACTIVITIES NOT DIRECTLY RELATED TO THE ASSOCIATION'S TAX-EXEMPT PURPOSE IS SUBJECT TO TAXATION AS UNRELATED BUSINESS INCOME. THERE WAS NO TAX LIABILITY FOR THE YEARS ENDED DECEMBER 31, 2023 AND 2022. THE ASSOCIATION IS SUBJECT TO ROUTINE AUDITS BY TAXING JURISDICTIONS; HOWEVER, THERE ARE CURRENTLY NO AUDITS FOR ANY TAX PERIODS IN PROGRESS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XI, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>PATRONAGE DIVIDEND INCOME 161,228 CONSTRUCTION SUPPLIES 126,481 MISCELLANEOUS EXPENSES 38,163 MEMBER DEPOSITS 1,610</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XII, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>PATRONAGE DIVIDEND INCOME 161,228 CONSTRUCTION SUPPLIES 126,481 MISCELLANEOUS EXPENSES 38,163</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc3">
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ROD GLOSSER</PersonNm>
        <TitleTxt>CEO</TitleTxt>
        <BaseCompensationFilingOrgAmt>175565</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>45052</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>73</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>220690</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc4">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>WHEN A HOOKUP IS CONNECTED, THE CORRESPONDING OWNER PAYS A FEE TO RATHBUN REGIONAL WATER AS A MEMBERSHIP FEE AND IS CONSIDERED A MEMBER AS LONG AS THEY MAINTAIN THE HOOKUP IN THE RURAL WATER DISTRICT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MEMBERS SERVE A THREE YEAR TERM. WHEN THEIR TERM IS EXPIRING, A NOMINATING COMMITTEE RECOMMENDS INDIVIDUALS, WHICH MUST BE A RATHBUN REGIONAL WATER MEMBER, TO BE PLACED ON THE BALLOT. INDIVIDUALS MAY ALSO BE PLACED ON THE BALLOT BY PETITION. THESE INDIVIDUALS ARE THEN VOTED ON BY MEMBERS IN ATTENDANCE OF THE ANNUAL MEETING IN FEBRUARY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>A DRAFT OF THE FORM 990 IS PRESENTED TO THE CFO FOR REVIEW. UPON APPROVAL, A FINAL DRAFT OF THE FORM 990 IS PREPARED AND SUBMITTED TO THE INTERNAL REVENUE SERVICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION FOR EXECUTIVE DIRECTOR IS SET BY ENTIRE BOARD OF DIRECTORS AFTER CONFIDENTIAL EMPLOYEE EVALUATION FORMS ARE COMPLETED AND PERFORMANCE IS DISCUSSED IN CLOSED SESSION WITHOUT EXECUTIVE DIRECTOR PRESENT. SALARY COMPARISONS WITH OTHER SIMILAR ENTITIES IS UTILIZED DURING THIS PROCESS. TOP MANAGEMENT AND OTHER OFFICERS GO THROUGH A SIMILAR PROCESS, HOWEVER THE EXECUTIVE DIRECTOR IS INVOLVED WITH THE BOARD IN CLOSED SESSION. NO INDEPENDENT/OUTSIDE INDIVIDUALS ARE UTILIZED TO REVIEW AND/OR APPROVE COMPENSATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION FOR EXECUTIVE DIRECTOR IS SET BY ENTIRE BOARD OF DIRECTORS AFTER CONFIDENTIAL EMPLOYEE EVALUATION FORMS ARE COMPLETED AND PERFORMANCE IS DISCUSSED IN CLOSED SESSION WITHOUT EXECUTIVE DIRECTOR PRESENT. SALARY COMPARISONS WITH OTHER SIMILAR ENTITIES IS UTILIZED DURING THIS PROCESS. TOP MANAGEMENT AND OTHER OFFICERS GO THROUGH A SIMILAR PROCESS, HOWEVER THE EXECUTIVE DIRECTOR IS INVOLVED WITH THE BOARD IN CLOSED SESSION. NO INDEPENDENT/OUTSIDE INDIVIDUALS ARE UTILIZED TO REVIEW AND/OR APPROVE COMPENSATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>MADE AVAILABLE UPON REQUEST</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>