Environmental protection in California is administered through a combination of state environmental agencies operating under EPA oversight, enforcing federal standards and additional state-specific environmental regulations tailored to the region's unique ecological conditions.
EPA locations are available in 4 cities across California. They are spread across 4 counties.
Cities with the highest concentration include San Francisco, San Diego, Los Angeles, which host regional EPA offices, major industrial facilities subject to environmental oversight, or significant Superfund cleanup operations.
Residents of California can access state environmental data, air quality indexes, and water quality reports through the state environmental agency's online database and the EPA's EnviroFacts portal.
Us Epa Region 9 Southern California Field Office
Us Epa Region 9 Laboratory
Us Epa Region 9 San Diego Border Office
Us Epa Region 9
Residents of California can sign up for air quality alerts through AirNow.gov and access local Superfund site data through the EPA's online environmental data systems. Report suspected violations to the state environmental agency or the regional EPA office's environmental violations hotline.
Browse EPA by county across California to find the nearest location.