State and Regional Water Boards
- State Water Resources Control Board
- The Nine Regional Water Quality Control Boards in California - Fact Sheet
(View the Regional Boards' websites. See the map below.)
- State and Regional Water Boards Brochure
- California Regional Water Quality Control Boards - A list of the Regional Boards, their addresses, main telephone and fax numbers.
- Regional Water Quality Control Boards
To find the Regional Water Board for a particular location, click on the map or enter a street address below: (Example: "123 Main Street, Sacramento, CA" or "123 Main Street, 95814")
(Page last updated 10/6/17)
Water is a precious resource in California, and maintaining its quality is of utmost importance to safeguard the health of the public and the environment.