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Water & Sanitation Grants & Funding

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.

198 open grants in this category

Water treatment facility — WASH and sanitation infrastructure

Water & Sanitation Opportunities

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.

Here is a selection of open grants. Register for free to view all water & sanitation funding opportunities.

Water & Sanitation Tenders

United Kingdom £5.9M 28 Oct 2026 (Closes in 29 days) AC/26/27/INF

Angus Council, acting as Lead Authority on behalf of participating Councils, is seeking to establish a multi-supplier Framework Agreement for the supply, installation and decommissioning of bus shelters and associated services. The Framework will be divided into two Lots reflecting the requirements of the participating authorities.

Ireland €500K 2 Nov 2026 (Closes in 34 days) 3082

The Energy Efficient Design (EED) process is intended to ensure that the Contracting Authority’s capital projects are conducted in accordance with objective and methodical protocols and procedures. The overall EED process comprises organisational measures, processes, guiding principles and control mechanisms to be implemented during the design of projects, with the targets of (i) reducing the l...

Australia, South Australia 27 Oct 2026 (Closes in 28 days) SA-DEW059374

Health and Fitness Assessment Services - Fighting Fit Program. Issued by: Department for Environment and Water

South Africa, Gauteng 16 Oct 2026 (Closes in 17 days) RW10420384/26

Tender for the investigation, drilling, rehabilitation, equipping, installation, commissioning and handover of groundwater infrastructure for unserved communities in Gauteng and Mpumalanga provinces for a period of six (6) months

United States, Massachusetts 8 Oct 2026 (Closes in 9 days) BD-26-1306-NADPW-NADPW-133491
United States, Massachusetts 22 Oct 2026 (Closes in 23 days) BD-27-1531-SWSPD-SWSPD-133651
Australia, Western Australia 20 Oct 2026 (Closes in 21 days) WA-DWER101726

Agency: Department of Water and Environmental Regulation. Category: Information Technology Broadcasting and Telecommunications. Type: Tender

United States, Massachusetts 20 Oct 2026 (Closes in 21 days) BD-27-1784-LWS1-LWS1-133622
Australia, Western Australia 3 Nov 2026 (Closes in 35 days) WA-WC7000015533

Agency: Water Corporation. Category: Building and Construction Machinery and Accessories. Type: Tender

Australia, Western Australia 20 Oct 2026 (Closes in 21 days) WA-OMID2026111

Agency: Department of Transport and Major Infrastructure. Category: Building and Facility Construction and Maintenance Services. Type: Tender

United States, Oregon 30 Sep 2026 (Closes tomorrow) S-X34350-00017994
United States, Oregon 30 Sep 2026 (Closes tomorrow) S-X34350-00017997
United States, Oregon 30 Sep 2026 (Closes tomorrow) S-X34350-00017999
United States, Massachusetts 16 Oct 2026 (Closes in 17 days) BD-19-1212-MWRA-DITP-133501
United States, Massachusetts 14 Oct 2026 (Closes in 15 days) BD-19-1131-BWSC1-BWSC1-133262
Australia, South Australia 13 Oct 2026 (Closes in 14 days) SA-DEW059322

Circular economy training for South Australian businesses. Issued by: Department for Environment and Water

Australia, South Australia 12 Oct 2026 (Closes in 13 days) SA-DEW059307

Loveday and Mussel Lagoon Infrastructure Upgrades. Issued by: Department for Environment and Water

Australia, South Australia 12 Oct 2026 (Closes in 13 days) SA-DEW059310

Construction of Wetland Regulators. Issued by: Department for Environment and Water

United States, Massachusetts 1 Oct 2026 (Closes in 2 days) BD-21-2174-SWD50-SWD50-133265
United States, Massachusetts 8 Oct 2026 (Closes in 9 days) BD-21-2174-SWD50-SWD50-133266
United States, Massachusetts 30 Sep 2026 (Closes tomorrow) BD-27-1531-SWSPD-SWSPD-132622
Australia, Western Australia 1 Oct 2026 (Closes in 2 days) WA-WC7000015480

Agency: Water Corporation. Category: Building and Facility Construction and Maintenance Services. Type: Tender

Australia, New South Wales 6 Oct 2026 (Closes in 7 days) NSW-SR01347

Yanga National Park - Package 5 - Access Tracks - SR01347

United Kingdom 5 Oct 2026 (Closes in 6 days) CCD01862

Stevenage Borough Council are currently seeking tenders for the provision of ATHLETICS TRACK REFURBISHMENT WORKS AT RIDLINS STADIUM, STEVENAGE This procurement is a below threshold advertised tender . Organisations wishing to take part in this project are invited to ‘express an interest’ and also ‘opt in’ which will give access to the full tender documents in the e-tendering system. Mandatory s...

Australia, New South Wales 9 Oct 2026 (Closes in 10 days) NSW-SR01302

Expression of Interest: NABERS Embodied Carbon Independent Design Review Panel (2027 - 2030) - SR01302

Water & Sanitation Grants

Open Disadvantaged Communities; Environment & Water; Parks & Recreation US BHUWC - CGP 2025

The BH UWC Consolidated Grant Program streamlines administration of State funds, aligning with the Cutting Green Tape initiative. Centered on Embedding Equity, it funds high-impact projects that advance conservation, climate resilience, and Access for All through Planning, Implementation, Acquisition, and Stewardship & Community Access Grants that deliver equitable, measurable benefits statewide. The Consolidated Grant Program guidelines prioritizes project which directly and meaningfully benefit Disadvantaged Communities and Vulnerable Populations. BH UWC Community and Climate Resilience Framework is integral to effective and equitable grant making is the strategic funding of projects & programs that deliver tangible and/or measurable benefits to a population, in direct response to a d...

Open Disadvantaged Communities; Disaster Prevention & Relief; Environment & Water; Parks & Recreation US Wildfire Prevention Grant Program

Priorities for RMC Wildfire Prevention Grant Program: 1. Protect and expand native forests/wildlands; 2. Support communities in increasing their resilience to wildfire and improving fire safety; 3. Promote sustainable land use; 4. Promote investment in wildlands management and workforce development; 5. Protect cultural resources vulnerable to wildfire. Funding for projects will fall under three main categories: San Gabriel Mountains and Foothills Fire Prevention Planning and Management: Projects under this category will serve mainly the San Gabriel Mountains and Foothills. Work may include invasive species management and fuel break maintenance in the Angeles National Forest, fuel modification of open spaces in foothill communities, or protection of tribal cultural resources from fire im...

Open Disadvantaged Communities; Environment & Water; Science, Technology, and Research & Development US

WCB is seeking high-quality grant proposals for the development of RCIS's. CDFW's RCIS program encourages public agencies to develop regional conservation planning documents using the best available science to identify regional conservation priorities and other actions to help California’s species populations that may be vulnerable or declining by protecting, restoring, creating, and reconnecting their habitats. An Regional Conservation Investment Strategy (RCIS) is a voluntary, non-regulatory document that provides guidance on actions that, if implemented, would result in effective regional conservation. And public agency may propose an RCIS that is developed in consultation with local agencies that have land use authority within the RCIS area. The RCIS Grant Program (Program) supports...

Open Energy; Environment & Water US GFO-22-903
United States

The purpose of this solicitation is to provide cost share funding for eligible projects (see Section II.C. of GFO-22-903) to applicants that apply for and receive an award under an eligible federal Funding Opportunity Announcement (FOA). Before applying, applicants are encouraged to check Eligibility Requirements in Section II. of this solicitation. As new eligible cost share opportunities are released, the CEC will revise this document with corresponding information on how to apply for cost share for that funding opportunity. Information on currently eligible funding opportunities can be found in the Eligible Federal Funding Opportunities section of the Eligibility Requirements (Section II.A.). The CEC will provide cost share only to applicants that are applying for a FOA or follow-on ...

Projects which facilitate the protection and restoration of wildlife, habitat and historical/archaeological resources, including habitat restoration projects in urban rural areas. This program supports The California Drought, Water, Parks, Climate, Coastal Protection and Outdoor Access for All Act of 2018 is codified as Division 45 (commencing with section 80000) and sections 5096.611 and 75089.5 of the public resources code and section 79772.5 of the water code. Prop 68 authorizes $4 billion in general obligation to finance a drought, water, parks, climate, coastal protection and outdoor access for all program. The Santa Monica Mountains conservancy's ("Conservancy") Proposition 68 Grant Program Guidelines ("Guidelines") Specifically pertain to grants funded by proposition 68 and admin...

Acquire open space to protect wildlife or cultural resources and enhance recreational and educational use of that land. Grants are provide to acquire mountainous or natural community conservation lands in the Coachella Valley and its surrounding mountains, or in limited cases, to provide capital improvements on existing conservation lands. Priority acquisitions are those that support the implementation of the Coachella Valley Multiple Species Habitat Conservation Plan. Matching funds are preferred, but not required.

Open Disaster Prevention & Relief; Environment & Water US

The objective of the Local Oil Spill Response Equipment Grant Program is to award grants to Native American tribal governments, counties, cities, and special districts in order to pre-position (pre-stage) response equipment to protect economic and environmental resources in the event of an oil spill. The Local Oil Spill Response Equipment Grant Program is administered by the California Department of Fish and Wildlife's Office of Spill Prevention and Response. The objective of this grant program is to award grants to Native American tribal governments, counties, cities, and special districts in order to pre-position (pre-stage) response equipment to protect economic and environmental resources that are located within or immediately adjacent to waters of the state, as defined in Californi...

Open Agriculture; Disadvantaged Communities; Environment & Water; Housing, Community and Economic Develop US

The Program provides funding for eligible entities to complete projects under $100,000 that make transformative investments in the Delta’s social, economic, scientific, and physical infrastructure. Projects may support community needs, advance scientific research that informs resource management, or enhance tourism and public understanding of Delta places through events, programs, materials, or facilities. The Grant has three focus areas: Nature Based Solutions (NBS), community enhancement and access, and ecosystem restoration. NBS goals are to support restoration, conservation, and 3 climate projects that will stop or reverse ongoing subsidence and reduce greenhouse gas emissions occurring on highly organic soils. NBS projects provide technical assistance and financial support for crop...

Open Disadvantaged Communities; Environment & Water; Parks & Recreation US LLAR GF

Priorities for RMC Lower LA River Grants: 1. Ecosystems and watershed protection and restoration projects 2. Expand access to diverse populations 3. High-need project implementation 4. Implementation of projects congruent with the Lower LA River Revitalization Plan In certain years, the annual state budget has allocated General Funds directly to the RMC. These funds have been incorporated into the Non-Bond Priority Grant Program. The major funding priorities are described below. Lower LA River: The Lower Los Angeles River program area encompasses 1.5 miles on each side of the river’s lower 19-miles , from the City of Vernon to the City of Long Beach. The Lower Los Angeles River Revitalization Plan(LLARRP) describes opportunities for improving the environment of the Lower Los Angeles Riv...

Open Environment & Water; Science, Technology, and Research & Development US Department of Fish and Wildlife

The purpose is to ensure funds generated by the sales of upland game bird hunting validations and stamps are used in programs and projects to benefit upland game bird species and their constituents. CDFW may make grants to, reimburse, or enter into contracts or other agreements, as defined in subdivision (a) of Section 1571, with public and private entities, including universities, nonprofit organizations, and California Native American tribes, as defined in Section 21073 of the Public Resources Code, for the use of the funds from the Upland Game Bird Account to carry out the purposes of Fish and Game Code §3684, including related habitat conservation projects. Any proposal fitting the criteria in this statue is qualified to be funded.

Open Environment & Water US

As a result of efforts undertaken by individuals and entities with a strong interest in protecting the Mojave and Colorado Deserts, Assembly Bill 1183, now known as the California Desert Conservation Act, was approved by Governor Gavin Newsom on September 28, 2021. Passage of the California Desert Conservation Act established the Desert Conservation Program under the administration of the Wildlife Conservation Board. The Desert Conservation Program includes the following actions: Protect, preserve, and restore the natural, cultural, and physical resources of the portions of the Mojave and Colorado Deserts region in California through the acquisition, restoration, and management of lands.Promote the protection and restoration of the biological diversity of the region. Provide for resilie...

Open Agriculture; Environment & Water US

The purpose of the California Forest Improvement Program (CFIP) is to encourage private and public investment in, and improved management of, California forest lands and resources, to ensure adequate high quality timber supplies, related employment and other economic benefits, and the protection, maintenance, and enhancement of a productive and stable forest resource system for the benefit of present and future generations. The program scope includes the improvement of all forest resources including fish and wildlife habitat, and soil and water quality. Cost-share assistance is provided to private and public ownerships containing 20 to 5,000 acres of forest land. Cost-shared activities include: Preparation of a Forest Management Plan by a Registered Professional Forester (RPF) and RPF S...

Open Environment & Water; Parks & Recreation US
United States

The principal goal of the Conservancy's Prop 68 grant program is to support purposes set forth in the Conservancy's governing statutes and strategic plan, including stewarding Conservancy lands and protecting Basin communities from wildfire; restoring the resilience of Basin forests and watersheds; providing public access and outdoor recreation for all communities; and fostering Basinwide climate adaptation and sustainable communities. The California Tahoe Conservancy (Conservancy) leads California's efforts to restore and enhance the extraordinary natural and recreational resources of the Lake Tahoe Basin. Proposition 68 allocates $27 million directly to the Conservancy for the purposes set forth in its governing statutes and strategic plan, including stewarding Conservancy lands and p...

Open Agriculture; Disadvantaged Communities; Disaster Prevention & Relief; Environment & Water; Housing, US
United States

Each year, the Coastal Conservancy issues millions of dollars in grants for projects that restore and protect the California coast, expand public access to it, and enhance its resilience to climate change. We fund a wide variety of projects along the California coast, San Francisco Bay, and in coastal watersheds. The Coastal Conservancy funds a wide variety of projects along the California coast, San Francisco Bay, and in coastal watersheds to increase availability of beaches, parks and trails for the public, protect and restore natural lands and wildlife habitat, preserve working lands, and increase community resilience to the impacts of climate change. The Conservancy will fund most stages of a project including: pre-project feasibility studies, property acquisition, project planning ...

Open Disadvantaged Communities; Environment & Water; Parks & Recreation US Prop 68 TA

Pursuant to Section 8008(b)(1) of Proposition 68, up to 10% of the funds available may be allocated for technical assistance to disadvantaged communities. RMC’s Technical Assistance Program (TAP) supports local communities with application assistance with the goal of facilitating access to the Conservancy’s funding programs. Technical Assistance can be applied to through RMC’s Small and Very Small Grants Programs or requested through RMC staff. RMC’s Technical Assistance Program (TAP) supports local communities with application assistance with the goal of facilitating access to the Conservancy’s funding programs. RMC recognizes barriers to accessing resources, including: •Familiarity with RMC’s grant application process, •Appreciation of the complexity of well-designed parks, open space...

Open Disadvantaged Communities; Disaster Prevention & Relief; Environment & Water; Parks & Recreation US Proposition 4, Chapter 83 Statutes of 2024

Safe Drinking Water, Wildfire Prevention, Drought Preparedness, and Clean Air Bond Act of 2024. Appropriations under Chapter 6 Protect Biodiversity and Accelerating Nature-Based Climate Solutions 93020 to reduce the risks of climate change impacts upon communities, fish and wildlife, and natural resources, and increase public access. Background: In July 2024, the Legislature approved Chapter 83 (SB 867, Allen), authorizing a $10 billion bond measure entitled the “Safe Drinking Water, Wildfire Prevention, Drought Preparedness, and Clean Air Bond Act of 2024.” Largely designed to increase the state’s resilience to the impacts of climate change, the measure was placed on the statewide ballot as Proposition 4 and subsequently approved by voters in November. This bond measure builds on signi...

Open Environment & Water; Parks & Recreation US
United States

The Conservancy's Proposition 4 program aims to support watershed improvement, forest health biomass utilization, chaparral and forest restoration, and workforce development, and to reduce the risks of climate change impacts upon communities, fish and wildlife, and natural resources, and to increase public access. The California Tahoe Conservancy (Conservancy) leads California's efforts to restore and enhance the extraordinary natural and recreational resources of the Lake Tahoe Basin (Basin). The Conservancy uses available funding to accomplish its mission and Strategic Plan through grants for land acquisition, planning, implementation, and monitoring on the California side of the Basin. California voters approved Proposition 4 (the Climate Bond), the Safe Drinking Water, Wildfire Prev...

The Revolving Loan Fund (RLF) Grant Program purpose is to help facilitate assessing and cleaning up contaminated sites by granting funds to nonprofits, tribal entitles, and local governments. The RLF Grant Program provides grants to help nonprofits, tribal entities, and local governments who are not potentially liable under CERCLA section 107 assess or clean up brownfields that they own. DTSC accepts applications continuously, subject to fund availability. In 2023, there is not sufficient funding in the Revolving Loan Fund, therefore DTSC is not accepting applications at this time.

Open Environment & Water US

The purpose of this program is to provide assistance for the restoration and enhancement of fish and wildlife resources. Consistent with Fish and Game Code section 1301, this program provides assistance for the restoration and enhancement of fish and wildlife resources. Eligible projects include: native fisheries restoration; restoration of wetlands; restoration of coastal, tidal, or fresh water habitat; other native habitat restoration projects including coastal scrub oak, grasslands, and threatened and endangered species habitats; in-stream restoration projects, including removal of fish passage barriers and other obstructions; and other projects that improve the quality of native habitat throughout the State.

Open Environment & Water US

The California Riparian Habitat Conservation Program (Program) is accepting concept proposals for projects that provide meaningful and sustainable improvements to riparian habitats. The goal of the CRHCP is to protect, preserve, and restore riparian habitats throughout California. Typical riparian projects include, but are not limited to: Restoration of riparian vegetation and re-establishing floodplain connectivity. Active or passive restoration that may include an element of invasive plant removal and control. Installation of fencing along the riparian corridor to manage livestock or wildlife and reduce impacts to streams or riparian vegetation. Reconfigure degraded, incised, or undefined streams to restore natural hydrology and encourage reestablishment of native riparian habitat.

Open Disadvantaged Communities; Education; Environment & Water; Parks & Recreation US Prop 68 LLAR

Priorities for RMC Prop 68 Grant Funding: 1. Develop urban recreation projects and habitat protection or restoration projects 2. Provide workforce development opportunities 3. Expand access to diverse populations RMC’s LLAR Grants are specific to the Lower LA River corridor, considered within 1.5 miles of the main stem or tributary of the Lower LA River. Projects should be consistent with the Lower LA River Revitalization Plan. Lower Los Angeles River: The Lower Los Angeles River program area encompasses 1.5 miles on each side of the river’s lower 19-miles, from the City of Vernon to the City of Long Beach. The Lower Los Angeles River Revitalization Plan (LLARRP) describes opportunities for improving the environment of the Lower Los Angeles River. The plan was developed through a waters...

Open Disadvantaged Communities; Environment & Water; Parks & Recreation US
United States

The Explore the Coast Overnight Program aims to create more opportunities for all Californians to stay overnight at the coast through the expansion or construction of hotels, motels, hostels, campgrounds, RV campgrounds, cabins, yurts, dorm rooms, and others. The Conservancy’s Explore the Coast Overnight Program was created to expand more opportunities for all Californians to stay overnight at the coast, particularly individuals and youth from low and middle-income households, communities of color, at-risk or underserved populations, and others that face barriers to accessing the coast. The goals of the Explore the Coast Overnight Program include: Helping improve existing, and develop new lower-cost coastal accommodations; Ensuring that new or renovated coastal accommodation projects ar...

This funding opportunity is associated with Assistance Listing 20.706. PHMSA, through this competitive grant opportunity, is requesting applications from states for Pipeline Emergency Response Grant (PERG) funds. PERG focuses on incidents response activities related to the transportation of gas or hazardous liquids by pipeline in high consequence areas. PERG funding will be awarded to eligible states, counties and local governments to train individuals in areas with statutory responsibility to respond to pipeline incidents.

Open Environment & Water US

Funding to support connectivity projects that advance multi-benefit and nature-based solutions, consistent with the State Wildlife Action Plan, the California Wildlife Barriers Report, and the Fish Passage Annual Legislative Report. For connectivity planning and implementation projects consistent with the State Wildlife Action Plan, the state’s efforts on connectivity, and the Fish Passage Annual Legislative Report or efforts to allow fish and wildlife the freedom to roam in California by accelerating fish and wildlife corridor projects.

To improve conditions for fish and wildlife in streams, rivers, wildlife refuges, wetland habitat areas, and estuaries. The California Drought, Water, Parks, Climate, Coastal Protection, and Outdoor Access for All Act of 2018 (Proposition 68) provides funding to award grants to projects that improve a community’s ability to adapt to the unavoidable impacts of climate change; improve and protect coastal and rural economies, agricultural viability, wildlife corridors, or habitat; develop future recreational opportunities; or enhance drought tolerance, landscape resilience, and water retention. Eligible projects include acquisition of water from willing sellers, acquisition of land that includes water rights or contractual rights to water, short- or long-term water transfers or leases, pro...

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