California Environmental Protection Agency

To restore, protect and enhance the environment, to ensure public health, environmental quality and economic vitality.

California Air Resources Board

To promote and protect public health, welfare and ecological resources through the effective and efficient reduction of air pollutants while recognizing and considering the effects on the economy of the state.


To protect the environment and preserve resources by empowering Californians to reduce, reuse and recycle.

Department of Pesticide Regulation

To protect human health and the environment by regulating pesticide sales and use, and by fostering reduced-risk pest management.

Department of Toxic Substances Control

To protect Californias people and environment from harmful effects of toxic substances by restoring contaminated resources, enforcing hazardous waste laws, reducing hazardous waste generation, and encouraging the manufacture of chemically safer products.

Office of Environmental Health Hazard Assessment

To protect and enhance public health and the environment by scientific evaluation of risks posed by hazardous substances.

State Water Resources Control Board

To preserve, enhance, and restore the quality of California’s water resources and drinking water for the protection of the environment, public health, and all beneficial uses, and to ensure proper water resource allocation and efficient use, for the benefit of present and future generations.

CalEPA Spotlight

decorative artifact - Snapshot of Regulated Site Portal Map showing outline of the state of California with large dots placed all over the top of it to represent groups of regulated sites located within that part of the state..

Web Portal Maps Data on Regulated Sites Statewide

The CalEPA Regulated Site Portal combines data about environmentally regulated facilities and sites throughout California into a single, searchable database and interactive map. Created to provide a more transparent, comprehensive view of regulated activities statewide, the portal includes data on hazardous waste and materials, state and federal cleanups, impacted ground and surface waters, and toxic releases. Check out the Regulated Site Portal and read the list of data sources.


News & Updates 

Salmon_Slough_at_Grant_Line_CanalState Agencies Lay out Actions to Protect Endangered Species and Meet State Water Needs

CalEPA and the California Natural Resources Agency announced a series of actions to protect imperiled fish while improving real-time management of the State Water Project. The move reflects the state’s assessment that operating rules recently proposed by federal agencies are not scientifically adequate and fall short of protecting species and the state’s interests. Read the press release. (11/21/19)


State Water Board's LogoState Water Board Approves Plan to Reduce Nitrate Contamination in Central Valley Groundwater and Provide Replacement Drinking Water

The State Water Resources Control Board approved an ambitious, long-term plan to address the buildup of salt and nitrates in Central Valley groundwater basins and surface water, and ensure delivery of clean drinking water to disadvantaged communities until impaired aquifers are restored. (10/16/19)



Agreement Reached to End Sale of Chlorpyrifos in California by February 2020

CalEPA announced that virtually all use of the pesticide chlorpyrifos in California will end next year following an agreement between the Department of Pesticide Regulation and pesticide manufacturers to withdraw their products. Read the press release.  (10/9/19)




Cover of Imperial County Initiative ReportEnvironmental Justice Task Force Issues Report on its Imperial County Initiative

Imperial County was the focus of the latest initiative of the Environmental Justice Task Force, which coordinates compliance and enforcement work in areas of California that are disproportionately burdened by multiple sources of pollution. The Imperial County initiative was the first in a rural setting and with a county-wide emphasis. Read more in the Imperial County Initiative Report. (10/9/19)


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