Water Infrastructure Grants in California
As of July 20, 2026, FundingLandscape tracks 30+ open water infrastructure grants in California you can apply for today, refreshed daily from the live corpus. Of the 13 with a fixed deadline, 1 closes within the next 14 days and 2 close within 30 days. Among the 20 that publish an award ceiling, the median is $5M. Where eligibility is stated (17 of 30), the most common applicants are nonprofits, state & local governments, and tribal governments & organizations.
Updated daily with open opportunities you can apply to now.
All listings verified open and accepting applications
Open Water Infrastructure Opportunities in California
- F26AS00062: Great Lakes Fish and Wildlife Restoration Act FY 2026
Fish and Wildlife Service · Deadline: Aug 3, 2026 · Up to $500,000
- Technical Assistance and Training for Rural, Small and Tribal Municipalities and Wastewater Treatment Systems
Environmental Protection Agency · Deadline: Aug 14, 2026 · Up to $3,000,000
- Regional Conservation Partnership Program (RCPP) Classic for federal fiscal year (FY) 2026
Natural Resources Conservation Service · Deadline: Aug 24, 2026 · Up to $10,000,000
- Regional Conservation Partnership Program (RCPP) Alternative Funding Arrangements (AFA) for Federal fiscal year (FY) 2026
Natural Resources Conservation Service · Deadline: Aug 24, 2026 · Up to $10,000,000
- Native American Affairs: Fiscal Year 2025 Colorado River Basin Tribal Drought Resiliency Program
Bureau of Reclamation · Deadline: Sep 23, 2026 · Up to $1,000,000
- FY2026 ABPP - Battlefield Land Acquisition Grant
National Park Service · Deadline: Sep 30, 2026 · Up to $17,400,000
- RESTORE Act Direct Component – Construction and Real Property Acquisition Activities
U.S. Dept. of Treasury RESTORE Act Program · Deadline: Oct 31, 2026 · Up to $120,153,261
- RESTORE Act Direct Component - Non-Construction Activities
U.S. Dept. of Treasury RESTORE Act Program · Deadline: Oct 31, 2026 · Up to $120,153,261
- F26AS00085 Aquatic Invasive Species Interjurisdictional Grants to the Great Lakes States and Tribes - Fiscal Year 2026 Great Lakes Restoration Initiative
Fish and Wildlife Service · Deadline: Dec 31, 2026 · Up to $923,809
- F26AS00084 Aquatic Invasive Species Grants to Great Lakes Tribes - Fiscal Year 2026 Great Lakes Restoration Initiative
Fish and Wildlife Service · Deadline: Dec 31, 2026 · Up to $100,000
- Title XVI Water Reclamation and Reuse Projects
Bureau of Reclamation · Deadline: Aug 26, 2027 · Up to $40,000,000
- WaterSMART Enhancing Water Resources Projects
Bureau of Reclamation · Deadline: Sep 8, 2027 · Up to $3,000,000
- WaterSMART Cooperative Watershed Management Program
Bureau of Reclamation · Deadline: Feb 15, 2028 · Up to $300,000
- Proposition 1
Coachella Valley Mountains Conservancy
- Conservation District Fund Allocation Program (CDFAP) Program funding is available to Pennsylvania’s 66 County Conservation Districts. Funding is provided for Manager, Erosion and Sediment Control Technicians, other technical positions and Administrative Assistance. Funding is allocated by the State Conservation Commission to County Conservation Districts in accordance with the CDFAP Statement of Policy to assist districts with carrying out the mission of Conservation Districts.
Pennsylvania DEP/DCED
- Chesapeake Bay Program Engineer Funding This program provides funding for Chesapeake Bay Program Engineer Specialist and Engineer Assistant positions and is available to county conservation districts within the Pennsylvania portion of the Chesapeake Bay Watershed. Funding can be used to employ Engineer personnel, to acquire technical equipment and supplies, or for travel for the purpose of implementing the program.
Pennsylvania DEP/DCED
- Clean Water State Revolving Fund (CWSRF) Program
State Water Resources Control Board
- Oak Woodlands Conservation
Wildlife Conservation Board · Up to $2,000,000
- Restoration Grant Program
California Department of Fish and Wildlife
- Proposition 4 Grant Program
Tahoe Conservancy · Up to $13,000,000
- Drinking Water State Revolving Fund (DWSRF) Planning
State Water Resources Control Board · Up to $500,000
- Cannabis Research and Innovation Funding Opportunity (RIFO)
Department of Fish and Wildlife
- Fisheries Restoration Grant Program
California Department of Fish and Wildlife
- County-wide and Regional Funding Program
State Water Resources Control Board
- Cannabis Restoration Grant Program
California Department of Fish and Wildlife
- Environmental Sustainability
U.S. National Science Foundation · Up to $7,066,000
- Water, Landscape, and Critical Zone Processes
U.S. National Science Foundation · Up to $23,850,000
- Water, Landscape, and Critical Zone Processes (WaLCZ)
National Science Foundation
- Infrastructure Innovation for Biological Research
U.S. National Science Foundation · Up to $800,000
- NOAA Great Lakes Fish Habitat Restoration Partnership Grants
DOC NOAA - ERA Production · Up to $30,000,000
Showing 30 live opportunities. See all in search →