Welcome to the State Water Resources Control Board Welcome to the California Environmental Protection Agency
Governor's Website
Agendas
My Water Quality
Performance Report
RESOURCES

State and Regional Water Boards

Water Board map logo  

To find the Regional Water Board for a particular location, click on the map or enter a street address:
(Example: "123 Main Street, Sacramento, CA")

Geospatial data

The Regional Water Quality Control Board jurisdictional boundaries (1:24000 scale) are available in the following formats:

 

 

 

 

 

 
 

Conditions of Use | Privacy Policy
Copyright © State of California

The California Water Boards include the State Water Resources Control Board and nine Regional Boards
The State Water Board is one of five environmental entities operating under
the authority of the California Environmental Protection Agency
Cal/EPA | ARB | DPR | DTSC | OEHHA | SWRCB