Water & Sanitation Tenders & Grants

Find tenders and grants for water supply, sanitation and hygiene (WASH), wastewater treatment, desalination, irrigation and integrated catchment management. Curated for water engineering firms, WASH NGOs, desalination and treatment plant operators, and irrigation contractors.

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Who this is for

Water engineering consultancies, WASH NGOs, desalination and treatment operators, irrigation contractors, utility operators.

Top funders

World Bank

Water Global Practice and GWSP trust fund.

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AfDB

African Water Facility.

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ADB

Water Financing Programme.

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UNICEF

WASH procurement for humanitarian response.

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USAID

Water Security, Sanitation and Hygiene Partnership.

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Water & Sanitation opportunities

A selection of recent tenders and grants. Register for free to see all water & sanitation opportunities.

Tenders
NewProcurement of drugs and medicinesWATER INSTITUTETZTR37/2026/2027/G/08-S002Closes 16 Nov 2026NewTooreen Aghamore Group Water Supply Scheme - Water Meter Upgrade and Network Improvement Works Phase 2Tooreen Aghamore GWSIE788842-2026Closes 10 Dec 2026€500KNewImprovement of Barangay Road (Proj. ID: 27-036-20% DF) Brgy. Patag, Culaba, BiliranPROVINCE OF BILIRANPH132439Closes 9 Dec 2026PHP 1.0MNewSupply and delivery of computer laptopSULTAN KUDARAT WATER DISTRICTPH132448Closes 18 Nov 2026PHP 130KNewConstruction of Water Reservoir and Improvement of Water Supply System (Proj. ID: 27-038-20% DF) Sitio Balaring, Brgy. Balacson, Kawayan, BiliranPROVINCE OF BILIRANPH132555Closes 9 Dec 2026PHP 1.0MNewImprovement of Barangay Road (Proj. ID: 27-039-20% DF) Brgy. Buyo, Kawayan, BiliranPROVINCE OF BILIRANPH132606Closes 9 Dec 2026PHP 2.0MNewProcurement of computer equipment & accessoriesNATIONAL IRRIGATION ADMINISTRATION - NIA MOMARO IMOPH132614Closes 16 Nov 2026PHP 380KNewSupply and Installation of Solar Streetlights (Proj. ID: 27-040-20% DF) St. Rafael Village, Brgy. Kansanoc, Kawayan, BiliranPROVINCE OF BILIRANPH132675Closes 9 Dec 2026PHP 1.5MNew10 - 099BAGUIO WATER DISTRICTPH132680Closes 18 Nov 2026PHP 135KNewImprovement of Rural Health Unit (Proj. ID: 27-042-20% DF) Brgy. Poblacion, Kawayan, BiliranPROVINCE OF BILIRANPH132761Closes 9 Dec 2026PHP 5.0MNewConstruction of Multi-Purpose Building (Proj. ID: 27-043-20% DF) Tucdao National High School, Brgy. Tucdao, Kawayan, BiliranPROVINCE OF BILIRANPH132905Closes 9 Dec 2026PHP 6.0MNewFor year-end general assembly CY 2026 (Premium Round Shaped Ham)TOLEDO CITY WATER DISTRICTPH133039Closes 18 Nov 2026PHP 116KNew27FB0004: ORGANIZATIONAL OUTCOME 2 : Protect Lives and Properties Against Major Floods - Flood Management Program Construction/Maintenance of Flood Mitigation Structures and Drainage Systems - Construction of Flood Control Protection Works (Sta. 0 + 000 Sta. 0 + 740) along Barangay Manawan Barangay Quinartilan Camalig AlbayDEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND DEOPH133068Closes 2 Dec 2026PHP 96.5MNewCompletion of Multi-Purpose Building (Proj. ID: 27-044-20% DF) Brgy. Agutay, Maripipi, BiliranPROVINCE OF BILIRANPH133085Closes 9 Dec 2026PHP 4.0MNewHarney County Well RepairWater Resources DepartmentUSS-69000-00014973Closes 10 Dec 2026NewProvision of comprehensive cleaning, hygiene and specialised cleaning services at various Rand Water sites for a duration of five (5) years as and when required.Rand WaterZARW10393723-26Closes 30 Nov 2026NewMWRA Contract No. 8194 Alford Street Facility Seawall RepairMassachusetts Water Resources AuthorityUSCloses 2 Dec 2026NewOn Call PavingChelmsford Water DistrictUSCloses 13 Nov 2026NewContractor pool for fuels reduction and habitat restorationWasco County Soil & Water Conservation DistrictUSS-R33119-00018295Closes 30 Nov 2026NewFor The Purchase of Cold Patch Liquid Asphalt as per BWSC specificationsBoston Water & Sewer CommissionUSCloses 18 Nov 2026NewFor The Purchase of Processed Gravel as per BWSC specificationsBoston Water & Sewer CommissionUSCloses 18 Nov 2026NewTVWD ITB 2027-004 176th & Sugar Plum Water Main ReplacementTualatin Valley Water DistrictUSS-R34750-00018286Closes 19 Nov 2026NewFire hydrants & AccessoriesLynn Water & Sewer CommissionUSCloses 17 Nov 2026NewMWRA Contract No. 7615B Armoring and Overtopping Protection Foss Reservoir DamMassachusetts Water Resources AuthorityUSCloses 2 Dec 2026NewWater Resources Engineering On-Call ServicesUrban Flood Safety & Water DistrictUSS-Q10054-00018202Closes 3 Dec 2026
Grants129
Drinking Water State Revolving Fund (DWSRF) ConstructionState Water Resources Control BoardUSOpen$10.0MReplacing, Removing, or Upgrading Underground Storage Tanks GrantState Water Resources Control BoardUSOpen$70KEmpty Glass Beverage Transportation Grant Program, FY 2026-27Department of Resources Recycling and RecoveryUSOpen$4.0MGrowing the Recovery of Organic Waste via Food Organics and Garden Organics (GROW FOGO) FundDepartment of Environment, Tourism, Science and Innovation (Queensland)AU60822OpenA$13.9MNatural Resources Recovery ProgramDepartment of Natural Resources and Mines, Manufacturing and Regional and Rural Development (Queensland)AU61803OpenA$10.0MProposition 68 Rivers and Streams Grant ProgramDepartment of Fish and WildlifeUSOpen$6.1MMonarch Butterfly and Pollinator RescueWildlife Conservation BoardUSOpen$3.0MGreenhouse Gas Reduction Loan ProgramDepartment of Resources Recycling and RecoveryUSOpen$5.3MDrought Assistance Programs – Land Rental RebatesDepartment of Natural Resources and Mines, Manufacturing and Regional and Rural Development (Queensland)AU61801OpenA$3.2MWolf-Livestock Compensation Grant ProgramDepartment of Fish and WildlifeUSOpen$600KBaldwin Hills & Urban Watersheds Conservancy (BH UWC) Proposition 4: Community and Climate Resilience Grant ProgramBaldwin Hills & Urban Watersheds ConservancyUSOpen$48.0MProposition 68 Fish and Wildlife Improvement Grant Opportunities – (Including Severely Disadvantaged Communities)Department of Fish and WildlifeUSOpen$15.9MLand Acquisition 2025Wildlife Conservation BoardUSOpen$100.0MSan Joaquin River ConservancyWildlife Conservation BoardUSOpen$2.5MCleanup Loans and Environmental Assistance to Neighborhoods (CLEAN) ProgramDepartment of Toxic Substances ControlUSOpen$2.5MProp 4 – Nature-Based Solutions (NBS)San Diego River ConservancyUSOpen$8.0MProposition 68 Southern Steelhead Grant ProgramDepartment of Fish and WildlifeUSOpen$15.9MStream Flow EnhancementWildlife Conservation BoardUSOpen$30.0MThe California Drought, Water, Parks, Climate, Coastal Protection and Outdoor Access for All Act of 2018 (Proposition 68) SMMC Grant Program – Prop 68 River San Fernando Valley – Community AccessSanta Monica Mountains ConservancyUSOpen$375KProp 4 – Wildfire and Forest ResilienceSan Diego River ConservancyUSOpen$8.0MProposition 4 WildfireSanta Monica Mountains ConservancyUSOpen$20.5MDrought Relief from Electricity Charges SchemeQueensland TreasuryAU61601OpenInvestigating Site Contamination Program (ISCP)Department of Toxic Substances ControlUSOpen$100KDepartment of Defense and State Memorandum of Agreement (DSMOA)Department of Toxic Substances ControlUSOpen$3.7MNative American Preparedness Tribal GrantDepartment of Fish and WildlifeUSOpen$15K

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Questions

Who issues water tenders most frequently?

Municipal water utilities, ministries of water and sanitation, river-basin authorities, and donor-funded PMUs under World Bank, AfDB and ADB projects.

Are WASH grants available to private companies?

Yes — innovation grants from Grand Challenges Canada, USAID DIV, and IFC TechEmerge support private-sector WASH solutions, though most grant flows still run through NGOs and government.

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