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        <ManagementAndGeneralAmt>40826</ManagementAndGeneralAmt>
        <FundraisingAmt>5055</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>371322</BOYAmt>
        <EOYAmt>31705</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>154391</BOYAmt>
        <EOYAmt>658425</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <AccountsReceivableGrp>
        <BOYAmt>5432</BOYAmt>
        <EOYAmt>2500</EOYAmt>
      </AccountsReceivableGrp>
      <LandBldgEquipCostOrOtherBssAmt>3403840</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>3400000</BOYAmt>
        <EOYAmt>3403840</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>44950</BOYAmt>
        <EOYAmt>44950</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>3976095</BOYAmt>
        <EOYAmt>4141420</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>5170</BOYAmt>
        <EOYAmt>8617</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <UnsecuredNotesLoansPayableGrp>
        <BOYAmt>0</BOYAmt>
      </UnsecuredNotesLoansPayableGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>5170</BOYAmt>
        <EOYAmt>8617</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>3870183</BOYAmt>
        <EOYAmt>4024061</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>100742</BOYAmt>
        <EOYAmt>108742</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>3970925</BOYAmt>
        <EOYAmt>4132803</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>3976095</BOYAmt>
        <EOYAmt>4141420</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>161878</ReconcilationRevenueExpnssAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="IRS990ScheduleA-01" softwareId="24020153">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <OtherSupportSumAmt>0</OtherSupportSumAmt>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>112440</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>147776</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>145360</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>207973</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>309256</CurrentTaxYearAmt>
        <TotalAmt>922805</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TaxRevLeviedOrgnztnlBnft170Grp>
        <TotalAmt>0</TotalAmt>
      </TaxRevLeviedOrgnztnlBnft170Grp>
      <GovtFurnSrvcFcltsVl170Grp>
        <TotalAmt>0</TotalAmt>
      </GovtFurnSrvcFcltsVl170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>112440</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>147776</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>145360</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>207973</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>309256</CurrentTaxYearAmt>
        <TotalAmt>922805</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>0</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>922805</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>795</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>3006</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>3801</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <UnrelatedBusinessNetIncm170Grp>
        <TotalAmt>0</TotalAmt>
      </UnrelatedBusinessNetIncm170Grp>
      <OtherIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>92</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>4272</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>5130</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>21926</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>25653</CurrentTaxYearAmt>
        <TotalAmt>57073</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>983679</TotalSupportAmt>
      <PublicSupportCY170Pct>0.93810</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.93900</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
      <PublicSupportTotal509Amt>0</PublicSupportTotal509Amt>
      <PublicSupportCY509Pct>0</PublicSupportCY509Pct>
      <InvestmentIncomeCYPct>0</InvestmentIncomeCYPct>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>Pt II Ln 10</FormAndLineReferenceDesc>
        <ExplanationTxt>Other Income Part II, Line 10 Description: Other income 2020: 92. 2021: 4272. 2022: 5130. 2023: 2978. 2024: 2618. Description: Unrealized gains 2023: 18948. 2024: 23035.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="IRS990ScheduleB-01">
      <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-01" softwareId="24020153">
      <ProtectionNaturalHabitatInd>X</ProtectionNaturalHabitatInd>
      <StatesEasementsHeldCnt>1</StatesEasementsHeldCnt>
      <WrittenPolicyMonitoringInd>true</WrittenPolicyMonitoringInd>
      <StaffHoursSpentEnforcementCnt>4.00</StaffHoursSpentEnforcementCnt>
      <Section170hRqrStsfdInd>true</Section170hRqrStsfdInd>
      <LandGrp>
        <InvestmentCostOrOtherBasisAmt>3400000</InvestmentCostOrOtherBasisAmt>
        <BookValueAmt>3400000</BookValueAmt>
      </LandGrp>
      <EquipmentGrp>
        <InvestmentCostOrOtherBasisAmt>3840</InvestmentCostOrOtherBasisAmt>
        <BookValueAmt>3840</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>3403840</TotalBookValueLandBuildingsAmt>
      <OtherAssetsOrgGrp>
        <Desc>Water rights-San Marcos river</Desc>
        <BookValueAmt>11000</BookValueAmt>
      </OtherAssetsOrgGrp>
      <OtherAssetsOrgGrp>
        <Desc>Conservation land and easements</Desc>
        <BookValueAmt>33950</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>44950</TotalBookValueOtherAssetsAmt>
      <TotalRevEtcAuditedFinclStmtAmt>334909</TotalRevEtcAuditedFinclStmtAmt>
      <RevenueSubtotalAmt>334909</RevenueSubtotalAmt>
      <TotalRevenuePerForm990Amt>334909</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>173031</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>173031</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>173031</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt II, Line 3</FormAndLineReferenceDesc>
        <ExplanationTxt>year of donation-easements received</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt II, Line 5</FormAndLineReferenceDesc>
        <ExplanationTxt>Easement contracts outline organizations monitoring responbilities for easement compliance.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt II, Line 9</FormAndLineReferenceDesc>
        <ExplanationTxt>Easements are recorded on the statement of financial position as separate assets and valued at fair market value at time of donation. Conservation properties and water rights.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt XI, Line 2d</FormAndLineReferenceDesc>
        <ExplanationTxt>Sch D page 4 and 5 Fundraising expenses netted against fundraising proceeds, 990 Part VIII line 8c.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt XII, Line 2d</FormAndLineReferenceDesc>
        <ExplanationTxt>Fundraising expenses and proceeds are netted.990 Part VIII line 8c.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="IRS990ScheduleG-01">
      <FundraisingEventInformationGrp>
        <Event1Nm>River Social</Event1Nm>
        <GrossReceiptsEvent1Amt>21500</GrossReceiptsEvent1Amt>
        <GrossRevenueEvent1Amt>21500</GrossRevenueEvent1Amt>
        <OtherDirectExpensesEvent1Amt>5055</OtherDirectExpensesEvent1Amt>
        <Event2Nm>Auction</Event2Nm>
        <GrossReceiptsEvent2Amt>9855</GrossReceiptsEvent2Amt>
        <GrossRevenueEvent2Amt>9855</GrossRevenueEvent2Amt>
        <OtherDirectExpensesEvent2Amt>0</OtherDirectExpensesEvent2Amt>
        <GrossReceiptsTotalAmt>31355</GrossReceiptsTotalAmt>
        <GrossRevenueTotalEventsAmt>31355</GrossRevenueTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>5055</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>5055</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>26300</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="IRS990ScheduleO-01" softwareId="24020153">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>The organizations IRS Form 990 is prepared by the auditor and reviewed by the ED and operations director prior to the Board review.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>Members pay annual dues.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>Members elect board members for three year terms and may serve two consecutive terms. Elelctions are held in February when three board members are elected in rotation each year.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>Annual board meetings with the elections of new board members or when events may cause conflicts of interest,</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>The governing board hires and oversees annul evaulations of the ED and operations director.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>Staff have annual performance evaluations.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>