EPA Health Advisories Drastically Lowered for PFAS Chemicals The Environmental Protection Agency (EPA) has taken another significant step toward addressing emerging contaminants in the nation’s drinking water supply—specifically per- and polyfluoroalkyl substances (PFAS), as the agency prepares to propose new national drinking water regulations for two specific PFAS by next year. On June 15, [...]

EPA Proposes Rule for Global Phasedown of HFCs Starting in 2022 The U.S. Environmental Protection Agency (EPA) has proposed its first extensive climate change rule, aimed at phasing down global production and consumption of hydrofluorocarbons (“HFCs”). The proposed rule was issued as part of the American Innovation and Manufacturing (“AIM”) Act. It affords EPA [...]

EPA Making Significant Moves on PFAS in Nation’s Drinking Water In March 2021, the U.S. Environmental Protection Agency (“EPA”) published a proposed fifth Unregulated Contaminant Monitoring Rule (“UCMR 5”). The proposed UCMR 5 will require public water systems to collect national occurrence data for 30 chemical contaminants, including 29 per- and polyfluoroalkyl substances (“PFAS”) [...]