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        <ManagementAndGeneralAmt>19753</ManagementAndGeneralAmt>
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        <Desc>Licenses fees dues</Desc>
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      <OtherExpensesGrp>
        <Desc>Water sampling analysis</Desc>
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        <ProgramServicesAmt>40942</ProgramServicesAmt>
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        <EOYAmt>1230463</EOYAmt>
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      <DonorRestrictionNetAssetsGrp>
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        <EOYAmt>1243018</EOYAmt>
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        <EOYAmt>1298601</EOYAmt>
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      <ReconcilationRevenueExpnssAmt>96207</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>14543</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
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      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
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    <IRS990ScheduleA documentId="IRS990ScheduleA">
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        <CurrentTaxYearMinus2YearsAmt>497304</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>435225</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>646776</CurrentTaxYearAmt>
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        <CurrentTaxYearMinus1YearAmt>435225</CurrentTaxYearMinus1YearAmt>
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      <GrossInvestmentIncome170Grp>
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        <CurrentTaxYearAmt>93785</CurrentTaxYearAmt>
        <TotalAmt>172327</TotalAmt>
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      <TotalSupportAmt>2666187</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>538206</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.78970</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.92530</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
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    <IRS990ScheduleB documentId="IRS990ScheduleB">
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        <ContributorBusinessName>
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        </ContributorBusinessName>
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          <AddressLine2>RESTRICTED</AddressLine2>
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    <IRS990ScheduleL documentId="IRS990ScheduleL">
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>Marty Harris</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>Spouse of Exec Dir</RelationshipDescriptionTxt>
        <TransactionAmt>5075</TransactionAmt>
        <TransactionDesc>boat maintenance/launch services</TransactionDesc>
        <SharingOfRevenuesInd>false</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
    </IRS990ScheduleL>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>The Form 990 is reviewed by staff, CFO, and the Board Treasurer prior to filing.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Conflict of interest policy compliance Part VI line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>The conflict of interest policy is reviewed annually by the Board.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>CEO executive director top management comp Part VI line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>The Treasurer and Executive Committee discuss and recommend the rate of pay for the Executive Director. The Board then approves the salary.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other officer or key employee compensation Part VI line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>The Executive Director recommends the rates of pay of all employees except themself. The Board approves all rates of pay.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing documents etc available to public Part VI line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>The Great Pond Foundation Inc. makes its governing documents, conflicts of interest policy and financial statements available to the public upon written request.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>