Best Water Grants in Oklahoma

Nonprofit or conservation organizations supporting water and habitat conservation in Oklahoma can seek US $250,000 - US $750,000 to provide technical assistance to private landowners. National Fish and Wildlife Foundation’s Conservation Partners Program funds staff to advance regenerative agriculture, improve soil and water health, and enhance freshwater and wildlife habitats through Farm Bill conservation programs.

Water resource agencies and similar entities in Oklahoma and other eligible regions can seek funding to improve hydrologic data access, water management tools, and forecasting capabilities. Grants from the Bureau of Reclamation help advance water resource management, support drought resilience and flood prediction, and optimize limited water supplies, with awards up to US $400,000.

Water utilities, public entities, and other organizations planning, designing, or constructing water reclamation and reuse projects in Oklahoma can seek funding through the Bureau of Reclamation’s WaterSMART Title XVI program, with awards from US $1,000 - US $40,000,000. Grants from the Bureau of Reclamation help water resource management and clean water initiatives across eligible Western states and territories.

Water resource agencies, utilities, and similar entities in Oklahoma can seek US $50,000 - US $3,000,000 to improve water conservation, efficiency, infrastructure, and watershed restoration. Grants from US Department of the Interior: Bureau of Reclamation help implement collaboratively developed projects that serve multiple community uses and provide significant watershed benefits across eligible jurisdictions.

Water utilities, public entities, Tribes, and other organizations planning desalination facilities for seawater or brackish water in Oklahoma and other Western states can seek funding for planning, design, or construction. Bureau of Reclamation’s WaterSMART: Desalination Construction Projects program supports water resource management and clean drinking water reliability with awards from US $1,000 - US $120,000,000.

Oklahoma Department of Commerce

Here at the Department of Commerce, our job is to bring employment, investment, and economic prosperity to the state of Oklahoma. Through dynamic partnerships and innovative collaborations with companies, universities, not-for-profit organizations, and government leaders, we are building a business environment that supports business growth and shared community prosperity.

Community Development Block Grant Programs

The Community Development Block Grant (CDBG) program enables rural Oklahoma communities to finance a variety of public infrastructure and economic improvements and helps promote job growth as a result of these improvements. CDBG funds are provided by the federal government (U.S. Department of Housing and Urban Development) and managed by the Oklahoma Department of Commerce to help ensure Oklahoma’s most critical needs are addressed.

CDBG Water + Wastewater Engineering

The Water and Wastewater Engineering Program funds water and wastewater projects that require more than one year to complete through a “phased approach”. Phase I of the Water and Wastewater Engineering program covers only engineering costs plus an appropriate amount of administration. Once the applicant receives their construction permit, the Community Development Division at Commerce will issue an award for construction, and the second phase (Phase II) of the project will begin.

Oklahoma Department of Commerce

Here at the Department of Commerce, our job is to bring employment, investment, and economic prosperity to the state of Oklahoma. Through dynamic partnerships and innovative collaborations with companies, universities, not-for-profit organizations, and government leaders, we are building a business environment that supports business growth and shared community prosperity.

Community Development Block Grant Programs

The Community Development Block Grant (CDBG) program enables rural Oklahoma communities to finance a variety of public infrastructure and economic improvements and helps promote job growth as a result of these improvements. CDBG funds are provided by the federal government (U.S. Department of Housing and Urban Development) and managed by the Oklahoma Department of Commerce to help ensure Oklahoma’s most critical needs are addressed.

CDBG Water-Wastewater Construction

Oklahoma’s Community Development Block Grant-Water-Wastewater Construction program is for applicants that are ready to begin construction on a water or wastewater project. Eligible units of local government that provide documentation of final plans and specifications or a construction permit secured through the Oklahoma Department of Environmental Quality (ODEQ) may apply under this category. CDBG funds may only be utilized for construction, inspection, and administration costs. Engineering costs are prohibited.

The FY2026 Implementation of the Quagga and Zebra Mussel Action Plan (QZAP) seeks to address the rapid spread of these invasive species in the Western United States. This funding opportunity aims to support proposals that align with the priorities established in QZAP 2.0, focusing on critical areas for prevention and control. Applications will only be accepted through grantsolutions.gov, and the initiative is limited to U.S. states within the Western Regional Panel.

U.S. nonprofit organizations working on land, water, or climate-related conservation in Oklahoma can apply for Doris Duke Foundation’s Environment Program grants, with awards from US $100,000 - US $1,000,000. Funding supports freshwater conservation, water resource management, habitat restoration, natural climate solutions, and equity-focused environmental stewardship benefiting wildlife and communities, including BIPOC communities.

Nonprofit organizations working on freshwater conservation, clean water, and broader environmental initiatives in the U.S., including Oklahoma, can apply for Roy A. Hunt Foundation Environment Initiative Grants. The foundation provides US $25,000 - US $75,000 for multi-state or national projects such as applied research, education and outreach, project management, and policy-oriented innovations improving water and environmental outcomes.

Focused on freshwater conservation, Bell's Brewery invites U.S. 501(c)(3) organizations, including those in Oklahoma, to apply for grassroots water stewardship grants. Awards of US $500 - US $5,000 support projects that protect ecosystems, improve water resource use for public health and frontline communities, and build climate-related water resilience.

Researchers advancing water quality and water environment innovation in conjunction with a U.S.-based university, firm, or organization can receive up to US $100,000 to continue and expand their work. With a mission to support applied water research, Water Research Foundation provides individuals working on freshwater conservation and water resource management with the Paul L. Busch Award, which may benefit projects impacting Oklahoma.

Oklahoma water and watershed organizations working on freshwater conservation or water resource management may be eligible for support to advance watershed stewardship and long-term ecological resilience. Laird Norton Family Foundation funds U.S.-based nonprofits focused on priority watersheds, emphasizing organizational capacity and healthy, functioning ecosystems over single-species restoration alone.

U.S. 501(c)(3) public charities, local governments, Tribal governments, and religious organizations working on freshwater conservation, water resource management, or basic human needs may be eligible for the Doree Taylor Charitable Foundation Grant. Programs in Maine, especially Boothbay Harbor, Southport, and Brunswick, are prioritized and can request project, program, or general operating support, with some capital needs considered.

Freshwater science researchers and professionals working on conservation, ecology, fisheries, or water resource management in Oklahoma and beyond can apply for the Society for Freshwater Science’s Fellows Grant, awarding US $2,000 for outstanding contributions. SFS members nominate candidates, with a limited number of new Fellows selected each year for their leadership in freshwater science.

Oklahoma students interested in marine, coastal, estuarine, or water resource issues can access funding through New Hampshire Sea Grant’s Doyle Undergraduate Fellowship, earning up to US $5,000 for a 10-week summer project. Fellows work on research, extension, education, or communications projects supporting informed decisions about marine and coastal resources while gaining professional mentorship and training.

Nonprofit organizations and public entities working on freshwater conservation or water resource management in Oklahoma can access funding through the Biophilia Foundation; awards range from US $5,000 - US $25,000 for qualifying projects. Grants from Biophilia Foundation help U.S. groups advance watershed restoration, private land conservation, and nature-based water solutions, with emphasis on the arid Southwest and Chesapeake Bay but openness to broader work.

Corporations working on freshwater conservation and water resource management in Oklahoma can receive recognition for significant contributions to lake and watershed management through annual awards from North American Lake Management Society. Any individual or entity may submit nominations highlighting corporate efforts in information exchange, public awareness, program support, guidance, professional development, or research on lakes and watersheds.

Individuals or organizations working on limnology, freshwater conservation, or water resource management in Oklahoma and beyond may be eligible for the Secchi Disk Award, which recognizes significant contributions to lake and reservoir management. Grants from North American Lake Management Society help honor outstanding NALMS members advancing lake ecosystem protection and watershed stewardship.

The Special Wildlife Funds - Duck Stamp Grants program in Canada focuses on the development of waterfowl propagation areas specifically for the Mississippi Flyway. It supports projects in Manitoba and Saskatchewan aimed at enhancing breeding populations of migratory waterfowl. This initiative is funded through the sale of State Migratory Waterfowl Stamps and is targeted at not-for-profit organizations dedicated to the conservation and promotion of wild waterfowl, ensuring sustainable habitats and effective management practices.

The NACD Technical Assistance Grants program, in partnership with NRCS, has been enhancing conservation district support since 2018. By funding staff hires, it aims to improve service for agricultural producers and address conservation workload challenges. The initiative focuses on outreach, education, and civic engagement to empower local communities, promote sustainability, and support historically underserved producers in implementing conservation practices, thereby fostering both individual and community resilience.

The AWWA Scholarship Program, specifically the Veolia Water Technologies & Solutions Vernon D. Lucy III Scholarship, offers a $5000 award to undergraduate students pursuing careers in the water sector. Established by the American Water Works Association, this scholarship honors the mentorship of Vernon D. Lucy III and aims to support the next generation of water industry professionals. Eligible candidates must demonstrate interest in water-related fields, underscoring AWWA's commitment to fostering future leaders.

Undergraduate and graduate students pursuing consulting careers related to water resource management can receive US $5,000 scholarships to support their studies. Grants from American Water Works Association help Oklahoma students and others build leadership skills for roles serving local governments and municipal water utilities. Applicants should demonstrate strong academics, leadership, and well-rounded experience.

The AWWA Scholarships Program, led by the American Water Works Association, aims to support the future of the water industry by investing in students. The Mueller Water Products Continuing Education Scholarship awards $5,000 to an undergraduate student employed by a water utility, emphasizing the importance of practical experience in education. This scholarship not only aids financial needs but also encourages students to pursue careers in water supply, fostering growth in this vital sector.

Students focused on drinking water, wastewater, stormwater, or water resources in Oklahoma and across North America can receive academic support through the Woodard & Curran Scholarship. Grants from American Water Works Association help historically marginalized students pursuing undergraduate or graduate study in water-related fields with a competitive US $5,000 merit-based award.

Graduate students in Oklahoma focused on water supply, sanitation, or water resource management can apply for the American Water Works Association’s Jacobs Holly A. Cornell Scholarship, awarding US $10,000 for advanced study. Applicants should be first-generation college graduates, economically disadvantaged, or have overcome significant barriers to education.

The Clif Family Foundation Open Call invites 501(c)(3) organizations to apply for grants supporting general operating costs or specific projects. With a focus on regenerative farming, food worker health, climate justice, and food access, the foundation aims to empower grassroots initiatives. Grants range from $5,000 to $50,000, with applications reviewed twice a year. Deadlines are March 1 and August 1, and announcements occur about four months post-deadline.