Latest News

The Office of Environmental Health Hazard Assessment (OEHHA) has amended Title 27, California Code of Regulations 25607.2(b), to provide an additional safe harbor warning option for businesses that cause significant exposures to acrylamide in food products. 
Oct 15, 2024, Category: Proposition 65
OEHHA will convene a meeting of the Developmental and Reproductive Toxicant Identification Committee (DARTIC). At this meeting the DARTIC will consider the possible listing of bisphenol S (BPS). OEHHA is also opening a 45-day public comment period on the hazard identification document entitled “Evidence on the Male Reproductive Toxicity of Bisphenol S.”
Sep 27, 2024, Category: Proposition 65
Today, the California Environmental Protection Agency’s Office of Environmental Health Hazard Assessment (OEHHA) issued a fish consumption advisory update for Lower Putah Creek and Lake Solano, which runs through Solano and Yolo counties, from Monticello Dam on Lake Berryessa to just west of Sacramento. The advisory provides safe-eating advice for Bigscale Logperch, black bass species, catfish species, Common Carp, crayfish species, Inland Silverside, Mosquitofish, Sacramento Blackfish, Sacramento Pikeminnow, Sacramento Sucker, sculpin species, and sunfish species.
Sep 26, 2024, Category: Fish
Today, the California Environmental Protection Agency’s Office of Environmental Health Hazard Assessment (OEHHA) issued a fish consumption advisory update for Lake Berryessa, located approximately 28 miles northeast of Santa Rosa, in Napa County. The advisory provides safe-eating advice for black bass species, catfish species, Chinook (King) Salmon, Inland Silverside, Rainbow Trout, and Threadfin Shad.
Sep 25, 2024, Category: Fish
The Office of Environmental Health Hazard Assessment (OEHHA) is recommending that the State Water Resources Control Board (Water Board) establish the notification level (NL) for perfluorohexanoic acid (PFHxA) at 1 part per billion (equivalent to 1 microgram per liter). This recommendation is based on OEHHA’s development of a health-protective concentration intended to prevent noncancer effects, including thyroid, nasal cavity, liver, and developmental toxicity.
Sep 18, 2024, Category: Water
The Office of Environmental Health Hazard Assessment is announcing the availability of a draft document for review by the Scientific Review Panel on Toxic Air Contaminants. This draft summarizes the carcinogenicity data and presents the derivation of a cancer inhalation unit risk factor (IUR) for isoprene, as part of the Air Toxics Hot Spots program. Cancer IURs are used to estimate lifetime cancer risks associated with inhalation exposure to a carcinogen.
Jul 17, 2024, Category: Air

Maps

Library

View fish advisory maps, and CalEnviroScreen maps on pollution burden, ozone, PM2.5, Diesel PM, Drinking Water, Pesticides, Toxic Releases, Traffic, Cleanups, Groundwater, Hazardous Waste, Impaired Waters and Solid Waste

Explore Maps

Proposition 65 List

Proposition 65

The list contains a wide range of naturally occurring and synthetic chemicals that are known to cause cancer or birth defects or other reproductive harm.

View the List

Public Comment Periods

News and Events

View open public comment periods.

Find Out More