Office of Environmental Health Hazard Assessment (OEHHA) has selected perfluorooctane sulfonate (PFOS) and its salts and transformation and degradation precursors (referred to hereafter as “this chemical”) for the Carcinogen Identification Committee's (CIC) review for possible listing under Proposition 65.

The draft CalEnviroScreen 4.0 was released for public comment on February 19, 2021.The public comment period closed on May 14, 2021. Summaries of the regional workshops on the draft along with the public comments received on the draft are available through this page.

The California Environmental Protection Agency’s Office of Environmental Health Hazard Assessment (OEHHA) intends to list perfluorooctanoic acid (PFOA) (CAS RN 335-67-1) as known to the state to cause cancer under the Safe Drinking Water and Toxic Enforcement Act of 1986 (Proposition 65).  This action is being proposed pursuant to the “Authoritative Bodies” listing mechanism.

The Office of Environmental Health Hazard Assessment (OEHHA) is adding molybdenum trioxide (CAS No. 1313-27-5) and indium tin oxide (CAS No. 50926-11-9) to the list of chemicals known to the State of California to cause cancer for purposes of Proposition 65

 OEHHA has received a request to hold a public hearing on the proposed amendments, and has scheduled a public hearing on May 10, 2021, that can be viewed on YouTube. There are two ways that you can view the Public Hearing.

At the request of the Dow Chemical Company, OEHHA hereby extends the request for information on 1,3-dichloropropene that will inform OEHHA’s development of a safe harbor level for this chemical. The request for information will now close on Wednesday, May 26, 2021.