CalEPA Boards, Departments and Offices


Office of the Secretary
The mission of the California Environmental Protection Agency (CalEPA) is to restore, protect and enhance the environment, to ensure public health, environmental quality and economic vitality.

Boards, Departments, and Offices

Air Resources Board
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.

Department of Pesticide Regulation
The Department of Pesticide Regulation (DPR) has the primary responsibility for regulating all aspects of pesticide sales and use to protect the public health and the environment. DPR's mission is to protect human health and the environment by regulating pesticide sales and use, and by fostering reduced-risk pest management.

Department of Resources Recycling and Recovery (CalRecycle)
CalRecycle's mission is to restore, protect, and manage the state's natural, historical, and cultural resources for current and future generations using creative approaches and solutions based on science, collaboration, and respect for all the communities and interests involved.

Department of Toxic Substances Control
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.

Office of Environmental Health Hazard Assessment
The mission of OEHHA is to protect and enhance public health and the environment by objective scientific evaluation of risks posed by hazardous substances.

State Water Resources Control Board
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.

The Regional Water Quality Control Boards

North Coast Region 1

San Francisco Bay Region 2

Central Coast Region 3

Los Angeles Region 4

Central Valley Region 5

  • Home Page: 
    General Telephone Number: (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

Colorado River Basin Region 7

Santa Ana Region 8

San Diego Region 9


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