EPA Downplays DOD’s Preemption Of PFAS Guide, Touts Enforcement

EPA officials are downplaying concerns that the Defense Department (DOD) is preempting its draft screening levels for per- and polyfluoroalkyl substances (PFAS) in groundwater used for drinking water, after DOD last month issued guidance setting Superfund levels for two of the chemicals that are less stringent than levels suggested by EPA’s draft policy. When pressed on which levels would apply given the conflict if EPA finalizes its guidance as is, EPA Administrator Andrew Wheeler did not respond directly, telling Inside...