Cal/EPA Boards, Departments, and Offices

Office of the Secretary (916) 323-2514
The mission of the California Environmental Protection Agency (Cal/EPA) is to restore, protect and enhance the environment, to ensure public health, environmental quality and economic vitality.

• Web Site Contact: webmaster@calepa.ca.gov

Contact information of the boards, departments, and offices that make up Cal/EPA

Air Resources Board (800) 242-4450
The Air Resources Board's (ARB) mission is to promote and protect public health, welfare and ecological resources through the effective and efficient reduction of air pollutants in recognition and consideration of the effects on the economy of the state.

• Web Site Contact: webmaster@arb.ca.gov

Department of Pesticide Regulation (916) 445-4300
The mission of the Department of Pesticide Regulation (DPR) is to protect human health and the environment by regulating pesticide sales and use, and by fostering reduced-risk pest management.

• Web Site Contact: cdprweb@cdpr.ca.gov

Department of Toxic Substances Control (916) 324-1826
To restore, protect and enhance the environment, to ensure public health, environmental quality and economic vitality, by regulating hazardous waste, conducting and overseeing cleanups, and developing and promoting pollution prevention.

• Web Site Contact: webcoord@dtsc.ca.gov

Office of Environmental Health Hazard Assessment (916) 324-7572 or Oakland (510) 622-3200
The mission of OEHHA is to protect and enhance public health and the environment by objective scientific evaluation of risks posed by hazardous substances.

• Web Site Contact: Lmonserr@oehha.ca.gov

State Water Resources Control Board (916) 341-5250
The State Water Resources Control Board's mission is to preserve and enhance the quality of California's water resources, and ensure their proper allocation and efficient use for the benefit of present and future generations.

• Web Site Contact: websupport@waterboards.ca.gov or help@waterboards.ca.gov

Water Quality Control Regional Boards

North Coast Region 1 (707) 576-2220

San Francisco Bay Region 2 (510) 622-2300

Central Coast Region 3 (805) 549-3147

Los Angeles Region 4 (213) 576-6600

Central Valley Region 5 (916) 464-3291

• Fresno Branch Office of the Central Valley Region (559)-445-5116

• Redding Branch Office of the Central Valley Region (530) 224-4845

Lahontan Region 6 (530) 542-5400

• Victorville Branch Office of the Lahontan Region (530) 542-5400

Colorado River Basin Region 7 (760) 346-7491

Santa Ana Region 8 (951) 782-4130

San Diego Region 9 (858) 467-2952