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        <TotalAmt>12017</TotalAmt>
        <ProgramServicesAmt>836</ProgramServicesAmt>
        <ManagementAndGeneralAmt>11145</ManagementAndGeneralAmt>
        <FundraisingAmt>36</FundraisingAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>Repairs</Desc>
        <TotalAmt>2916</TotalAmt>
        <ProgramServicesAmt>2616</ProgramServicesAmt>
        <ManagementAndGeneralAmt>300</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Supplies</Desc>
        <TotalAmt>16855</TotalAmt>
        <ProgramServicesAmt>16855</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Science and educational exp</Desc>
        <TotalAmt>64944</TotalAmt>
        <ProgramServicesAmt>64447</ProgramServicesAmt>
        <ManagementAndGeneralAmt>497</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Water sampling analysis</Desc>
        <TotalAmt>49027</TotalAmt>
        <ProgramServicesAmt>49027</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>170</TotalAmt>
        <ManagementAndGeneralAmt>170</ManagementAndGeneralAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>781877</TotalAmt>
        <ProgramServicesAmt>590203</ProgramServicesAmt>
        <ManagementAndGeneralAmt>175213</ManagementAndGeneralAmt>
        <FundraisingAmt>16461</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>154078</BOYAmt>
        <EOYAmt>208729</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>7555</BOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>165000</BOYAmt>
        <EOYAmt>140000</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>7331</BOYAmt>
        <EOYAmt>920</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>9778</BOYAmt>
        <EOYAmt>12127</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>78123</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>53504</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>17580</BOYAmt>
        <EOYAmt>24619</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>937279</BOYAmt>
        <EOYAmt>1058122</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <TotalAssetsGrp>
        <BOYAmt>1298601</BOYAmt>
        <EOYAmt>1444517</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>55583</BOYAmt>
        <EOYAmt>40028</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>55583</BOYAmt>
        <EOYAmt>40028</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>1230463</BOYAmt>
        <EOYAmt>1377029</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>12555</BOYAmt>
        <EOYAmt>27460</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>1243018</BOYAmt>
        <EOYAmt>1404489</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1298601</BOYAmt>
        <EOYAmt>1444517</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>40629</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>120842</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="IRS990ScheduleA">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>534163</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>497304</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>435225</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>646776</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>679963</CurrentTaxYearAmt>
        <TotalAmt>2793431</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>534163</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>497304</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>435225</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>646776</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>679963</CurrentTaxYearAmt>
        <TotalAmt>2793431</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>2793431</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>20732</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>15009</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>27483</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>93785</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>5825</CurrentTaxYearAmt>
        <TotalAmt>162834</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>2956265</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>674924</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.94490</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.78970</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="IRS990ScheduleB">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="IRS990ScheduleD">
      <LeaseholdImprovementsGrp>
        <OtherCostOrOtherBasisAmt>11374</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1435</DepreciationAmt>
        <BookValueAmt>9939</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>66749</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>52069</DepreciationAmt>
        <BookValueAmt>14680</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>24619</TotalBookValueLandBuildingsAmt>
      <TotalRevEtcAuditedFinclStmtAmt>962343</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>120842</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>18995</DonatedServicesAndUseFcltsAmt>
      <RevenueNotReportedAmt>139837</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>822506</RevenueSubtotalAmt>
      <TotalRevenuePerForm990Amt>822506</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>800872</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>18995</DonatedServicesUseFcltsAmt>
      <ExpensesNotReportedAmt>18995</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>781877</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>781877</TotalExpensesPerForm990Amt>
    </IRS990ScheduleD>
    <IRS990ScheduleL documentId="IRS990ScheduleL">
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>Marty Harris</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>Spouse of Exec Dir</RelationshipDescriptionTxt>
        <TransactionAmt>400</TransactionAmt>
        <TransactionDesc>boat maintenance/launch services</TransactionDesc>
        <SharingOfRevenuesInd>false</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
    </IRS990ScheduleL>
    <IRS990ScheduleM documentId="IRS990ScheduleM">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>5</ContributionCnt>
        <NoncashContributionsRptF990Amt>61784</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>comp sales</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <AnyPropertyThatMustBeHeldInd>false</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>true</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>false</ThirdPartiesUsedInd>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>Form 990 is reviewed by the CFO, Executive Director, and Treasurer, then its distributed to the executive committee followed by the entire board of Directors for final review before processing.</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 Executive Director uses comparison data of other Non-Profits in the region along with cost of living data. The Board approves all rates of pay via the budget.</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>