Latest News
Under the authority of California Food and Agricultural Code Section 11454.1, the Office of Environmental Health Hazard Assessment conducts scientific peer review of human health risk assessments prepared by the Department of Pesticide Regulation.
| Program: Pesticides
Updated fish consumption advice issued for Lake Combie in Nevada and Placer counties.
| Program: Fish
Information on the background of Proposition 65 and links to specific regulatory content.
| Program: Proposition 65
Health risk information on cyanobacteria (blue-green algae) in recreational waters.
| Program: Fish
Frequently asked questions about domoic acid in seafood, tips on how to reduce your risk, and where to find more information
| Program: Fish
Fishery closure and re-opening recommendations due to biotoxin levels
| Program: Fish
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).
| Program: Water
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.
| Program: Proposition 65
A list of registered medical supervisors in the biomonitoring program who measure cholinesterase activity in blood samples collected from agricultural workers who regularly handle category I and II organophosphate and carbamate pesticides.
| Program: Pesticides