Indicating its intention to move forward aggressively to address growing legacy chemical concerns, the U.S. Environmental Protection Agency in February took two steps towards regulating certain per- and polyfluoroalkyl substances (PFAS) in drinking water.
First, the EPA re-proposed the Fifth Unregulated Contaminant Monitoring Rule (UCMR5) to collect data on 29 PFAS in drinking water. Second,
