With temperatures rising and climate change increasing drought conditions in California, a project funded by DWR provided critical fire-fighting support to the Mariposa community by strengthening local water supply infrastructure as they battled one of the largest wildfires of 2022.
Implementation Grant Program
The IRWM Implementation Grant Program provides funding for implementation projects that meet the intent of Proposition 1, Chapter 7. Proposition 1 authorized $510 million for the California Department of Water Resources (DWR) to award IRWM grants, with specified allocations to 12 Funding Areas in California (Water Code §79744). The Pie-Chart to the right shows the split of $510 million.
The Implementation Grant Program has awarded over $403 million in two rounds of funding. In 2020, DWR awarded $211 million to 42 IRWM Regions, including approximately $25 million for Disadvantaged Community projects. In 2023, DWR awarded $201 million to 40 IRWM Regions, $93 million of which was awarded to projects benefitting Disadvantaged Communities and Tribes. This award concluded the Proposition 1 IRWM Implementation Grant Program.
- Final 2022 Guidelines
- Final 2022 Proposal Solicitation Package
- Final Attachment 1 Self Certification Form
- Final Attachment 2 Work Plan
- Final Attachment 3 Budget
- Final Attachment 4 Schedule
- Final Attachment 7 Project Selection
- Environmental Information Form
- Decision Support Tools in Proposition 1 IRWM Implementation
- Prop 1 Implementation Agreement Template
- 2022 IRWM Plan Guidebook
- Proposition 1 IRWM Implementation Round 2 FAQs
- Proposition 1 Cost Share Calculator
Guidelines & Proposal Solicitation Package
The documents below will provide potential grant applicants with an overview of the program and detailed requirements for this solicitation.
How to Contact Us
Find general contact information in the directory, or select the button below for IRWM, including regional and grant contacts.
Newsletters & Subscriptions
Grant Updates
As California faces a hotter, drier future and ongoing extreme drought conditions, DWR is offering $6 million in financial assistance to support desalination projects that will help develop new sources of local water supplies in California.
As part of ongoing efforts to help small communities address water supply challenges amid extreme drought and build water resilience for the future, the Department of Water Resources (DWR) announced its eighth round of funding through the Small Community Drought Relief Program.
DWR has re-opened the Continuous Application Process (CAP) for the Water Desalination Grant Program and will accept applications on September 1 to desalinate naturally occurring brackish and ocean water for potable water supply.
A year after receiving funding from the Budget Act of 2021, DWR has successfully awarded more than $440 million to date in drought relief assistance to small and urban communities to address water supply challenges and help build local resilience.
DWR is providing critical financial support to four urgent projects in Humboldt, Los Angeles, Modoc, Shasta, and Siskiyou counties through the Small Community Drought Relief Program. In coordination with the State Water Resources Control Board, DWR has awarded $2 million in funding to support four identified projects that will improve drought resil ...
As California’s severe drought worsens, DWR and State Water Resources Control Board (State Water Board) are taking action to help small and rural communities.
DWR announced $29 million in funding for 44 drought relief projects to improve water supply reliability, address drinking water quality, and support water conservation primarily serving underrepresented and Tribal communities.
DWR has released the Grant Program Guidelines and Proposal Solicitation Package for approximately $193 million in grant funding to help local agencies advance water infrastructure and resilience projects.
In an effort to boost water supply reliability for millions of Californians, DWR announced its first round of funding to 20 agencies responsible for managing critically overdrafted groundwater basins throughout the state.