EPA Poised To Issue SDWA Monitoring Rule Focused On Unregulated PFAS

EPA is preparing to issue the final version of a drinking water monitoring rule that will aid the agency in making regulatory decisions about dozens of per- and polyfluoroalkyl substances (PFAS) after the White House Office of Management and Budget completed pre-publication review of the rule Dec. 3. The proposed version of the fifth unregulated contaminant monitoring rule (UCMR5) included a total of 30 contaminants -- 29 PFAS and lithium -- and the data collected by drinking water utilities over...