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Fish advisory for Lake Combie in Nevada and Placer counties.

Information on the background of Proposition 65 and links to specific regulatory content.

Frequently asked questions about domoic acid in seafood, tips on how to reduce your risk, and where to find more information

Fishery closure and re-opening recommendations due to biotoxin levels

The Office of Environmental Health Hazard Assessment (OEHHA) is announcing the availability of a second draft document describing a proposed health-protective concentration (HPC) for noncancer effects of hexavalent chromium (Cr(VI)) in drinking water, as part of the update to the Cr(VI) Public Health Goal (PHG).

The Office of Environmental Health Hazard Assessment (OEHHA) added the male reproductive toxicity endpoint to the existing Proposition 65 listing of bisphenol S (BPS) for reproductive toxicity via the State's Qualified Experts mechanism, effective January 3, 2025. Meeting transcript and materials are available.

Effective January 3, 2025, the Office of Environmental Health Hazard Assessment (OEHHA) has added vinyl acetate to the Proposition 65 list as a carcinogen. This listing was done via the “State’s Qualified Experts” mechanism, based on the Carcinogen Identification Committee’s (CIC) determination that this chemical was clearly shown to cause cancer.

Information about PAHs (Polycyclic aromatic hydrocarbons) in fish and shellfish translated into Spanish.

Information about PAHs (Polycyclic aromatic hydrocarbons) in fish and shellfish.

If, when, and how a fisheries closure occurs following an oil spill notification.