Department of Toxic Substances Control
The role of the DTSC is to protect California’s people and the environment from the 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
The Office of Environmental Health Hazard Assessment (OEHHA) protects and enhances the health of Californians and the State’s environment through scientific evaluations that inform, support and guide regulatory and other actions.
South Coast Air Quality Management District
South Coast Air Quality Management District (SCAQMD) is the regulatory agency responsible for improving air quality for large areas of Los Angeles, Orange County, Riverside, and San Bernardino counties, including the Coachella Valley.
State Water Resources Control Board
The mission of the Regional Boards is to develop and enforce water quality objectives and implementation plans that will best protect the beneficial uses of the State’s waters, recognizing local differences in climate, topography, geology, and hydrology.