Transmittal memorandum and guidance on updated Superfund rulemaking regarding PFAS under CERCLA.| US EPA
Frequent Questions About Hazardous Waste Identification| US EPA
Learn about the EPA's action to designate two per- and polyfluoroalkyl substances (PFAS) -- perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), including their salts and structural isomers -- as hazardous substances under the Superfund.| US EPA
Learn about EPA's current understanding of the health risks of PFAS.| US EPA