Substance AdditionLiveSubstance AdditionLive Regulation
PFOA and PFOS Listed Under Proposition 65 for Reproductive Toxicity
California Proposition 65 (Safe Drinking Water and Toxic Enforcement Act of 1986)California Office of Environmental Health Hazard Assessment (OEHHA)California
Announced
Nov 10, 2017
Effective
Nov 10, 2018
Implementation
Nov 10, 2017
Description
Perfluorooctanoic Acid (PFOA) and Perfluorooctane Sulfonate (PFOS) were listed effective November 10, 2017, as known to the State of California to cause reproductive toxicity (developmental endpoint) under the authoritative bodies mechanism (US EPA). Manufacturers, importers, and distributors of products containing PFOA or PFOS above significant exposure levels must provide Proposition 65 warnings. PFOA was subsequently listed for cancer (effective February 25, 2022) and PFOS was listed for cancer (effective December 24, 2021), expanding warning requirements for these PFAS chemicals.
Sources
Key Findings
PFOA and PFOS Listed Under Proposition 65 for Reproductive Toxicity
# Chemicals Listed Effective November 10, 2017 as Known to the State of California to Cause Reproductive Toxicity: Perfluorooctanoic Acid (PFOA) and Perfluorooctane Sulfonate (PFOS) - OEHHA [Skip to main content](https://oehha.ca.gov/proposition-65/crnr/chemicals-listed-effective-november-10-2017-known-state-california-cause-reproductive-toxicity#main-content) [Skip to Main Content](https://oehha.ca.gov/proposition-6
PFOA and PFOS Listed Under Proposition 65 for Reproductive Toxicity
mber-6-2021-notice) * [Chemicals Listed Effective November 10, 2017 as Known to the State of California to Cause Reproductive Toxicity: Perfluorooctanoic Acid (PFOA) and Perfluorooctane Sulfonate (PFOS)](https://oehha.ca.gov/proposition-65/crnr/chemicals-listed-effective-november-10-2017-known-state-california-cause-reproductive-toxicity) * [Notice of Intent to List Perfluorooctanoic Acid (PFOA) and Perfluorooctane S