Following up on the United States Environmental Protection Agency (EPA) September 6th publication of a proposed rule to designate Perfluorooctanoic Acid (PFOA) and Perfluorooctanesulfonic Acid (PFOS)(collectively known as, PFAS) as hazardous substances under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), on December 6th EPA issued guidance on how states can utilize National Pollutant…