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List of Large-Scale Water Infrastructure Grants

Here is a comprehensive list of 25 grant programs and funding sources offering $5 million to $100million for drinkint water projects in U.S. cities:
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1. Clean Water State Revolving Fund (CWSRF)

  • Funding Source: Environmental Protection Agency (EPA)

  • Amount: Varies by state; substantial funding available

  • Requirements: Supports wastewater treatment, stormwater management, and nonpoint source pollution control.

2. Drinking Water State Revolving Fund (DWSRF)

  • Funding Source: Environmental Protection Agency (EPA)

  • Amount: Varies by state; substantial funding available

  • Requirements: Funds drinking water treatment and distribution system improvements.

3. Water Infrastructure Finance and Innovation Act (WIFIA) Program

  • Funding Source: Environmental Protection Agency (EPA)

  • Amount: Loans covering up to 49% of eligible project costs, typically $20M–$100M per project.

  • Requirements: Eligible for drinking water, wastewater, and stormwater infrastructure projects.

4. Community Development Block Grant (CDBG) Program

  • Funding Source: Department of Housing and Urban Development (HUD)

  • Amount: Varies; grants can exceed $10 million.

  • Requirements: Funds infrastructure projects benefiting low- and moderate-income communities.

5. Rural Development Water and Waste Disposal Grants

  • Funding Source: U.S. Department of Agriculture (USDA)

  • Amount: Up to $30 million

  • Requirements: Funds rural water systems in communities with populations under 10,000.

6. WaterSMART Grants

  • Funding Source: Bureau of Reclamation

  • Amount: Up to $10 million

  • Requirements: Funds projects that improve water conservation and reliability.

7. Flood Mitigation Assistance Grant Program

  • Funding Source: Federal Emergency Management Agency (FEMA)

  • Amount: Up to $30 million

  • Requirements: Supports projects that reduce repetitive flood damage.

8. Hazard Mitigation Grant Program (HMGP)

  • Funding Source: Federal Emergency Management Agency (FEMA)

  • Amount: Up to $20 million

  • Requirements: Funds disaster risk reduction projects, including water infrastructure improvements.

9. Pre-Disaster Mitigation Grant Program

  • Funding Source: Federal Emergency Management Agency (FEMA)

  • Amount: Up to $25 million

  • Requirements: Funds projects that reduce hazard risks, including stormwater and drinking water systems.

10. State Revolving Fund (SRF) Programs

  • Funding Source: Individual state environmental agencies

  • Amount: Varies by state; can be over $10 million.

  • Requirements: State-administered funding for water infrastructure projects.

11. EPA Brownfields Program

  • Funding Source: Environmental Protection Agency (EPA)

  • Amount: Up to $5 million

  • Requirements: Supports cleanup of contaminated sites, including water projects.

12. USDA Emergency Community Water Assistance Grants

  • Funding Source: U.S. Department of Agriculture (USDA)

  • Amount: Up to $1 million (larger amounts considered)

  • Requirements: Assists rural areas with emergency water needs.

13. EPA Sewer Overflow & Stormwater Reuse Municipal Grants

  • Funding Source: Environmental Protection Agency (EPA)

  • Amount: Up to $10 million

  • Requirements: Funds municipal stormwater and sewer improvement projects.

14. HUD Section 108 Loan Guarantee Program

  • Funding Source: Department of Housing and Urban Development (HUD)

  • Amount: Up to $30 million

  • Requirements: Provides loan guarantees for infrastructure projects.

15. Water Infrastructure Improvements for the Nation (WIIN) Act Grants

  • Funding Source: Environmental Protection Agency (EPA)

  • Amount: Up to $30 million

  • Requirements: Funds water quality and infrastructure projects.

16. American Rescue Plan Act (ARPA) Water Infrastructure Grants

  • Funding Source: U.S. Department of the Treasury

  • Amount: Up to $50 million per project

  • Requirements: Focuses on water, wastewater, and stormwater improvements.

17. State & Tribal Assistance Grants (STAG) Program

  • Funding Source: Environmental Protection Agency (EPA)

  • Amount: Up to $30 million

  • Requirements: Supports state and tribal drinking water improvements.

18. National Rural Water Association (NRWA) Revolving Loan Fund

  • Funding Source: NRWA

  • Amount: Up to $10 million

  • Requirements: Assists rural water and wastewater utilities.

19. Public Works & Economic Development Grants

  • Funding Source: Economic Development Administration (EDA)

  • Amount: $5 million–$30 million

  • Requirements: Funds water projects that boost economic growth.

20. USDA High Energy Cost Grant Program

  • Funding Source: U.S. Department of Agriculture (USDA)

  • Amount: Up to $20 million

  • Requirements: Funds water infrastructure in rural areas with high energy costs.

21. Federal Community Development Financial Institutions (CDFI) Fund

  • Funding Source: U.S. Department of the Treasury

  • Amount: Up to $25 million

  • Requirements: Financing for water projects in low-income communities.

22. Water Resources Development Act (WRDA) Grants

  • Funding Source: U.S. Army Corps of Engineers (USACE)

  • Amount: Up to $30 million

  • Requirements: Funds flood protection and water infrastructure projects.

23. Lead Service Line Replacement Grants

  • Funding Source: Environmental Protection Agency (EPA)

  • Amount: Up to $15 million

  • Requirements: Removes lead pipes from public water systems.

24. Infrastructure Investment and Jobs Act (IIJA) Water Grants

  • Funding Source: U.S. Congress

  • Amount: Multi-billion-dollar program; individual grants up to $50 million.

  • Requirements: Funds drinking water infrastructure, lead pipe removal, and stormwater projects.

25. Safe & Affordable Drinking Water Fund (SADWF)

  • Funding Source: State Water Boards & EPA

  • Amount: Up to $25 million

  • Requirements: Supports water system upgrades for disadvantaged communities.

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