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      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>PART IV, SECTION A, LINE 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE TRUST HAS DESIGNATED THE CLASS OF SUPPORTED ORGANIZATIONS THAT HAVE AS THEIR CHARITABLE PURPOSES OF IMPROVING WATER QUALITY, SANITATION OR SUSTAINABILITY OF WATER SUPPLY. THE TRUST AND TRUSTEES MAY AT ANY TIME SUBSTITUTE ONE SUPPORTED ORGANIZATION FOR ANOTHER, ADD NEW OR ADDITIONAL SUPPORTED ORGANIZATIONS, IN ACCORDANCE WITH TREASURY REGULATIONS SECTION 1.509(A)-4(D)(3), PROVIDED THAT THE TRUST QUALIFIES AS A TYPE II SUPPORTING ORGANIZATION.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>PART IV, SECTION C, LINE 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE IRS ISSUED A DETERMINATION LETTER DATE SEPTEMBER 27, 2018 IDENTIFYING THE TRUST AS A TYPE II SUPPORTING ORGANIZATION UNDER IRC SECTION 509 (A) (3). CONSISTENT WITH THE TRUST AGREEMENT AND THE FACTS SET FORTH ON THE TRUST'S FORM 1023 APPLICATION, A MAJORITY OF THE TRUSTEES OF THE TRUST ARE OFFICERS, DIRECTORS, AND/OR SENIOR MANAGEMENT OF WATER MISSION, THE NATURE CONSERVANCY, AND THE UNIVERSITY OF WISCONSIN-MILWAUKEE, SCHOOL OF FRESHWATER SCIENCES, AS SPECIFIED IN THE ORIGINATING TRUST DOCUMENT.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <TotalBookValueLandBuildingsAmt>0</TotalBookValueLandBuildingsAmt>
      <OtherSecuritiesGrp>
        <Desc>INVESTMENT IN KOHLER CO.</Desc>
        <BookValueAmt>16094960</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
      </OtherSecuritiesGrp>
      <TotalBookValueSecuritiesAmt>16094960</TotalBookValueSecuritiesAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>WATER MISSION</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO BOX 71489</AddressLine1Txt>
          <CityNm>NORTH CHARLESTON</CityNm>
          <StateAbbreviationCd>SC</StateAbbreviationCd>
          <ZIPCd>29415</ZIPCd>
        </USAddress>
        <RecipientEIN>571116978</RecipientEIN>
        <IRCSectionDesc>SECTION 501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>100000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>IMPROVING WATER QUALITY, SANITATION OR SUSTAINABILITY</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>UWM SCHOOL OF FRESHWATER SCIENCES</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>600 E GREENFIELD AVE</AddressLine1Txt>
          <CityNm>MILWAUKEE</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>53204</ZIPCd>
        </USAddress>
        <RecipientEIN>391805963</RecipientEIN>
        <IRCSectionDesc>SECTION 501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>50000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>IMPROVING WATER QUALITY, SANITATION OR SUSTAINABILITY</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>THE NATURE CONSERVANCY</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>4245 N FAIRFAX DR STE 1000</AddressLine1Txt>
          <CityNm>ARLINGTON</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>22203</ZIPCd>
        </USAddress>
        <RecipientEIN>530242652</RecipientEIN>
        <IRCSectionDesc>SECTION 501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>41100</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>IMPROVING WATER QUALITY, SANITATION OR SUSTAINABILITY</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>3</Total501c3OrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>A MAJORITY OF THE TRUSTEES ARE DIRECTORS/OFFICERS/SENIOR MANAGEMENT OF THE SUPPORTED ORGANIZATIONS RECEIVING THE GRANTS. THE TRUST IS IN REGULAR CONTACT WITH THE SUPPORTED ORGANIZATIONS THROUGHOUT THE YEAR. THE SUPPORTED ORGANIZATION'S SENIOR MANAGEMENT ATTEND THE TRUST'S ANNUAL MEETING AND PROVIDE THE TRUST ANNUAL FOLLOW UP REPORTS ON HOW THE GRANTS HAVE BEEN UTILIZED.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>LAURA KOHLER AND DAVID KOHLER ARE SISTER AND BROTHER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS REVIEWED BY THE TRUSTEES BEFORE THE RETURN IS FILED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ANY ACTIVITY OF THE TRUST THAT MAY ENCOUNTER A CONFLICT IS REVIEWED WITH LEGAL COUNSEL.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>FORMS ARE AVAILABLE UPON REQUEST WITH NOMINAL COPYING COSTS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
