Liabilities / Assets
72nd percentile
Higher debt load relative to assets than 72% of similar nonprofits.
EIN 52-1124026 • 501(c)3 • Washington, DC
Profile
To conduct peer-reviewed research related to the importance of the inland waterways system.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
72nd percentile
Higher debt load relative to assets than 72% of similar nonprofits.
Liabilities / Revenue
74th percentile
Higher debt load relative to revenue than 74% of similar nonprofits.
Net Margin
15th percentile
Higher net margin than 15% of similar nonprofits.
Top Officer Pay
84th percentile
Higher top officer pay than 84% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
18th percentile
Faster asset growth than 18% of similar nonprofits.
Revenue Growth
30th percentile
Faster revenue growth than 30% of similar nonprofits.
Assets
Down$61,529
Down $54,091 (-47%) from 2023
Liabilities
Down$1,945
Down $25,409 (-93%) from 2023
Net Assets
Down$59,584
Down $28,682 (-32%) from 2023
Revenue
Down$67,556
Down $19,153 (-22%) from 2023
Expenses
Down$96,077
Down $47,163 (-33%) from 2023
Net Income
Up-$28,521
Up $28,010 (+50%) from 2023
Most recent year
2024 • Form 990EZDetailed filing. Detailed filing data is available for this year.
To provide grants, conduct research studies, and prepare publications to document the public value of federal investments in the waterways system.
To conduct peer-reviewed research related to the importance of the inland waterways system.
| Description | Grants | Expenses |
|---|---|---|
| IN 2024, NWF FINALIZED THE UPDATE OF ITS STATE WATERWAYS PROFILES THAT WERE CREATED BY CAMBRIDGE SYSTEMATICS AND PROVIDED A ROLL-OUT VIA SOCIAL MEDIA THAT INCLUDED A SHORT VIDEO EXPLAINING EACH STATE PROFILE AND ITS RESEARCH METHODOLOGY.ALSO IN 2024, NWF CONTINUED ITS WORK ON A WATERWAYS BENEFICIARIES STUDY BEING PERFORMED BY ENO CENTER FOR TRANSPORTATION CENTER TO EXAMINE THE RANGE OF NON-NAVIGATION BENEFITS.AS WELL, IN 2024, NWF CONTINUED ITS WORK ON AN INLAND WATERWAYS WORKFORCE STUDY CONDUCTED BY TEXAS TRANSPORTATION INSTITUTE THAT WOULD COMPARE THE WATERWAYS INDUSTRY TO OTHER MODES OF TRANSPORTATION, AS WELL AS NON-TRANSPORTATION INDUSTRY/JOBS SUCH AS AN AMAZON/WAREHOUSE POSITION. PART OF THE STUDY DELIVERABLES IS A VIDEO AND A BROCHURE ON THE BENEFITS OF WATERWAYS EMPLOYMENT.IN 2024, THE FOUNDATION ALSO HELD A FUNDRAISING EFFORT IN MID-FEBRUARY TO OUR DATABASE OF GIVERS THAT RESULTED IN $38,460 IN DONATIONS. | $0 | $60,000 |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| MATT WOODRUFF | Chairman | - | $0 | - | - |
| CHERRIE FELDER | Vice Chairman/Trustee | - | $0 | - | - |
| TRACY ZEA | President/Trustee | - | $0 | - | - |
| KARL JEFFERSON | Treasurer/Trustee | - | $0 | - | - |
| DEBRA CALHOUN | Secretary | - | $0 | - | - |
| TERI GOODMANN | Trustee | - | $0 | - | - |
| H MERRITT LANE III | Trustee | - | $0 | - | - |
| BRIAN MUELLER | Trustee | - | $0 | - | - |
| TIM PARKER | Trustee | - | $0 | - | - |
| DR CRAIG E PHILIP | Trustee | - | $0 | - | - |
| CHAD PREGRACKE | Trustee | - | $0 | - | - |
| STEPHEN SHERIDAN | Trustee | - | $0 | - | - |
“Description: investment income. Amount: 1,623.”
“Description: research programs. Amount: 60,000. Description: other administrative expenses. Amount: 558. Description: miscellaneous expense. Amount: 12,321. Total to form 990-ez, line 16: 72,879.”
“Description: unrealized loss. Amount: -161.”
“Description: prepaid expenses. Beg. Of year amount: 425. End of year amount: 425. Description: promise to give. Beg. Of year amount: 19,083. End of year amount: 0.”
“Description: accounts payable. Beg. Of year amount: 27,354. End of year amount: 1,945.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990EZ/ActivitiesNotPreviouslyRptInd | 0 | 0 |
| IRS990EZ/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | THE ORGANIZATION |
| IRS990EZ/BooksInCareOfDetail/PhoneNum | 0 | 7033007518 |
| IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 801 N QUINCY STREET 500 |
| IRS990EZ/BooksInCareOfDetail/USAddress/CityNm | 0 | ARLINGTON |
| IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | VA |
| IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 22203 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt | 0 | 96112 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt | 0 | 61104 |
| IRS990EZ/ChgMadeToOrgnzngDocNotRptInd | 0 | 0 |
| IRS990EZ/ContributionsGiftsGrantsEtcAmt | 0 | 65933 |
| IRS990EZ/DirectIndirectPltclExpendAmt | 0 | 0 |
| IRS990EZ/DonorAdvisedFndsInd | 0 | 0 |
| IRS990EZ/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990EZ/ExcessOrDeficitForYearAmt | 0 | -28521 |
| IRS990EZ/FeesAndOtherPymtToIndCntrctAmt | 0 | 23198 |
| IRS990EZ/FiledScheduleAInd | 0 | 1 |
| IRS990EZ/ForeignFinancialAccountInd | 0 | 0 |
| IRS990EZ/ForeignOfficeInd | 0 | 0 |
| IRS990EZ/Form990TotalAssetsGrp/BOYAmt | 0 | 115620 |
| IRS990EZ/Form990TotalAssetsGrp/EOYAmt | 0 | 61529 |
| IRS990EZ/GrossReceiptsAmt | 0 | 67556 |
| IRS990EZ/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartIIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartIVInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartVInd | 0 | X |
| IRS990EZ/InvestmentIncomeAmt | 0 | 1623 |
| IRS990EZ/LobbyingActivitiesInd | 0 | 0 |
| IRS990EZ/MadeLoansToFromOfficersInd | 0 | 0 |
| IRS990EZ/MethodOfAccountingAccrualInd | 0 | X |
| IRS990EZ/NetAssetsOrFundBalancesBOYAmt | 0 | 88266 |
| IRS990EZ/NetAssetsOrFundBalancesEOYAmt | 0 | 59584 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt | 0 | 88266 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt | 0 | 59584 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 0.25 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 0.25 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 2 | 0.10 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 3 | 0.30 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 4 | 0.20 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 5 | 0.25 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 6 | 0.25 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 7 | 0.25 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 8 | 0.25 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 9 | 0.25 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 10 | 0.25 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 11 | 0.25 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 11 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 11 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 11 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 0 | MATT WOODRUFF |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 1 | CHERRIE FELDER |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 2 | TRACY ZEA |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 3 | KARL JEFFERSON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 4 | DEBRA CALHOUN |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 5 | TERI GOODMANN |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 6 | H MERRITT LANE III |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 7 | BRIAN MUELLER |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 8 | TIM PARKER |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 9 | DR CRAIG E PHILIP |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 10 | CHAD PREGRACKE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 11 | STEPHEN SHERIDAN |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 0 | CHAIRMAN |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 1 | VICE CHAIRMAN/TRUSTEE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 2 | PRESIDENT/TRUSTEE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 3 | TREASURER/TRUSTEE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 4 | SECRETARY |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 5 | TRUSTEE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 6 | TRUSTEE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 7 | TRUSTEE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 8 | TRUSTEE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 9 | TRUSTEE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 10 | TRUSTEE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 11 | TRUSTEE |
| IRS990EZ/OperateHospitalInd | 0 | 0 |
| IRS990EZ/Organization501c3Ind | 0 | X |
| IRS990EZ/OrganizationDissolvedEtcInd | 0 | 0 |
| IRS990EZ/OrganizationHadUBIInd | 0 | 0 |
| IRS990EZ/OtherAssetsTotalDetail/BOYAmt | 0 | 19508 |
| IRS990EZ/OtherAssetsTotalDetail/EOYAmt | 0 | 425 |
| IRS990EZ/OtherChangesInNetAssetsAmt | 0 | -161 |
| IRS990EZ/OtherExpensesTotalAmt | 0 | 72879 |
| IRS990EZ/PartVIHghstPdCntrctProfSrvcTxt | 0 | NONE |
| IRS990EZ/PartVIOfCompOfHghstPdEmplTxt | 0 | NONE |
| IRS990EZ/PoliticalCampaignActyInd | 0 | 0 |
| IRS990EZ/PrimaryExemptPurposeTxt | 0 | TO CONDUCT PEER-REVIEWED RESEARCH RELATED TO THE IMPORTANCE OF THE INLAND WATERWAYS SYSTEM. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | IN 2024, NWF FINALIZED THE UPDATE OF ITS STATE WATERWAYS PROFILES THAT WERE CREATED BY CAMBRIDGE SYSTEMATICS AND PROVIDED A ROLL-OUT VIA SOCIAL MEDIA THAT INCLUDED A SHORT VIDEO EXPLAINING EACH STATE PROFILE AND ITS RESEARCH METHODOLOGY.ALSO IN 2024, NWF CONTINUED ITS WORK ON A WATERWAYS BENEFICIARIES STUDY BEING PERFORMED BY ENO CENTER FOR TRANSPORTATION CENTER TO EXAMINE THE RANGE OF NON-NAVIGATION BENEFITS.AS WELL, IN 2024, NWF CONTINUED ITS WORK ON AN INLAND WATERWAYS WORKFORCE STUDY CONDUCTED BY TEXAS TRANSPORTATION INSTITUTE THAT WOULD COMPARE THE WATERWAYS INDUSTRY TO OTHER MODES OF TRANSPORTATION, AS WELL AS NON-TRANSPORTATION INDUSTRY/JOBS SUCH AS AN AMAZON/WAREHOUSE POSITION. PART OF THE STUDY DELIVERABLES IS A VIDEO AND A BROCHURE ON THE BENEFITS OF WATERWAYS EMPLOYMENT.IN 2024, THE FOUNDATION ALSO HELD A FUNDRAISING EFFORT IN MID-FEBRUARY TO OUR DATABASE OF GIVERS THAT RESULTED IN $38,460 IN DONATIONS. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt | 0 | 0 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 0 | 60000 |
| IRS990EZ/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990EZ/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990EZ/SchoolOperatingInd | 0 | 0 |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 0 | AL |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 1 | AR |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 2 | DC |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 3 | FL |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 4 | IL |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 5 | IN |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 6 | IA |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 7 | KY |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 8 | LA |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 9 | MD |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 10 | MI |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 11 | MN |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 12 | MS |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 13 | MO |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 14 | NE |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 15 | NY |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 16 | OH |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 17 | OK |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 18 | PA |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 19 | SD |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 20 | TN |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 21 | TX |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 22 | VA |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 23 | WV |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 24 | WI |
| IRS990EZ/SubjectToProxyTaxInd | 0 | 0 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/BOYAmt | 0 | 27354 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/EOYAmt | 0 | 1945 |
| IRS990EZ/TanningServicesProvidedInd | 0 | 0 |
| IRS990EZ/TaxImposedOnOrganizationMgrAmt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4911Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4912Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4955Amt | 0 | 0 |
| IRS990EZ/TaxReimbursedByOrganizationAmt | 0 | 0 |
| IRS990EZ/TotalExpensesAmt | 0 | 96077 |
| IRS990EZ/TotalProgramServiceExpensesAmt | 0 | 60000 |
| IRS990EZ/TotalRevenueAmt | 0 | 67556 |
| IRS990EZ/TrnsfrExmptNonChrtblRltdOrgInd | 0 | 0 |
| IRS990EZ/TypeOfOrganizationCorpInd | 0 | X |
| IRS990EZ/WebsiteAddressTxt | 0 | WWW.NATIONALWATERWAYSFOUNDATION.ORG |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 65933 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 83370 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 112775 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 40350 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 41650 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 344078 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearAmt | 0 | 1623 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 3338 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 1051 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 38 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 815 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 6865 |
| IRS990ScheduleA/GrossReceiptsRltdActivitiesAmt | 0 | 115125 |
| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0.57190 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 0.58410 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 200706 |
| IRS990ScheduleA/SubstantialContributorsTotAmt | 0 | 143372 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearAmt | 0 | 65933 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus1YearAmt | 0 | 83370 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 112775 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 40350 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 41650 |
| IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt | 0 | 344078 |
| IRS990ScheduleA/TotalSupportAmt | 0 | 350943 |
| IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorNum | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine2 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt | 0 | RESTRICTED |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | DESCRIPTION: INVESTMENT INCOME. AMOUNT: 1,623. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | DESCRIPTION: RESEARCH PROGRAMS. AMOUNT: 60,000. DESCRIPTION: OTHER ADMINISTRATIVE EXPENSES. AMOUNT: 558. DESCRIPTION: MISCELLANEOUS EXPENSE. AMOUNT: 12,321. TOTAL TO FORM 990-EZ, LINE 16: 72,879. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | DESCRIPTION: UNREALIZED LOSS. AMOUNT: -161. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | DESCRIPTION: PREPAID EXPENSES. BEG. OF YEAR AMOUNT: 425. END OF YEAR AMOUNT: 425. DESCRIPTION: PROMISE TO GIVE. BEG. OF YEAR AMOUNT: 19,083. END OF YEAR AMOUNT: 0. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | DESCRIPTION: ACCOUNTS PAYABLE. BEG. OF YEAR AMOUNT: 27,354. END OF YEAR AMOUNT: 1,945. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990-EZ, PART I, LINE 4 - OTHER INVESTMENT INCOME |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990-EZ, PART I, LINE 16 - OTHER EXPENSES |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990-EZ, PART I, LINE 20 - OTHER CHANGES IN NET ASSETS |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | FORM 990-EZ, PART II, LINE 24 - OTHER ASSETS |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | FORM 990-EZ, PART II, LINE 26 - OTHER LIABILITIES |
| TransferPrsnlBnftContractsDecl/DeclarationDesc | 0 | THE ORGANIZATION DID NOT, DURING THE YEAR, RECEIVE ANY FUNDS, DIRECTLY,OR INDIRECTLY, TO PAY PREMIUMS ON A PERSONAL BENEFIT CONTRACT.THE ORGANIZATION, DID NOT, DURING THE YEAR, PAY ANY PREMIUMS, DIRECTLY,OR INDIRECTLY, ON A PERSONAL BENEFIT CONTRACT. |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | 1 |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | TRACY ZEA |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | PRESIDENT |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 2027652166 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-11-03 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | NATIONAL WATERWAYS FOUNDATION |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | NATI |
| ReturnHeader/Filer/EIN | 0 | 521124026 |
| ReturnHeader/Filer/PhoneNum | 0 | 2027652166 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 499 S CAPITOL STREET SW 401 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | WASHINGTON |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | DC |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 20003 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | 0 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 541019610 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | CST GROUP CPAS PC |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 10740 PARKRIDGE BLVD 5TH FLOOR |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | RESTON |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | VA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 201914424 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 7033912000 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2025-11-03 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | DANIEL KEATON |
| ReturnHeader/ReturnTs | 0 | 2025-11-03T10:21:18-06:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2024-12-31 |
| ReturnHeader/TaxYr | 0 | 2024 |
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