MassDEP Drinking Water Program Briefing on the new EPA MCLs for PFAS

The MassDEP Drinking Water Program held a briefing for Public Water Suppliers on the new Federal Maximum Contaminant Levels (MCLs) for PFAS issued by the U.S. EPA on April 26, 2024. The briefing covered EPA’s timeline and the Massachusetts timeline for implementing the federal regulations. It covers MassDEP’s timeline for evaluating the science, holding public hearings and issuing state regulations; how EPA’s MCLs differ from the Massachusetts PFAS6 MCL; and the impact of the EPA MCLs on Massachusetts’ PWS and what PWS should be doing now to prepare for these regulations.