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Disadvantaged Community Designation (May 2022)

The Office of Environmental Health Hazard Assessment (OEHHA) will host an in-person and online workshop to discuss potential amendments to the Proposition 65 regulations on July 30, 2026. The workshop will include a discussion of potential regulatory amendments that OEHHA will publish on its website prior to the workshop.

OEHHA researches and presents information related to wildfires and its health effects including development of guidance and fact sheets, epidemiological research, and measurement of wildfire as a climate change indicator.

At the request of the Personal Care Products Council, OEHHA hereby extends the public comment period. The Office of Environmental Health Hazard Assessment is proposing a Proposition 65 No Significant Risk Level for diethanolamine by the dermal route and 1-bromopropane in Title 27, California Code of Regulations, section 25705(b)(1).

OEHHA is releasing a draft document for public review that summarizes the carcinogenicity data and derives a cancer inhalation unit risk factor (IUR) for acrolein.

OEHHA is releasing a draft document for public review that summarizes the carcinogenicity data and derives an updated cancer inhalation unit risk factor (IUR) for ethylene oxide.

The Office of Environmental Health Hazard Assessment will convene a meeting of the Developmental and Reproductive Toxicant Identification Committee on June 18, 2026. The meeting will include a discussion and updates on the development of hazard identification materials on p,pʹ-bisphenol chemicals.

Fish advisory for Lake Hemet in Riverside County.

The California Environmental Protection Agency’s Office of Environmental Health Hazard Assessment (OEHHA) intends to list hydrochlorothiazide, voriconazole, and tacrolimus as known to the state to cause cancer under the Safe Drinking Water and Toxic Enforcement Act of 1986, sections 25249.5 et seq. of the Health and Safety Code (HSC), otherwise known as Proposition 65.

The California Environmental Protection Agency’s Office of Environmental Health Hazard Assessment (OEHHA) intends to list welding fumes as known to the state to cause cancer under the Safe Drinking Water and Toxic Enforcement Act of 1986, sections 25249.5 et seq. of the Health and Safety Code (HSC), otherwise known as Proposition 65.