EPA Announces Testing, Treatment Methods for PFAS

The U.S. Environmental Protection Agency (EPA) is announcing an updated way to test for an additional four per- and polyfluoroalkyl substances (PFAS) in drinking water, including the GenX chemical hexafluoropropylene oxide dimer acid (HFPO-DA). The updated tools are part of the EPA’s efforts to increase the amount of research and information that is publicly available for chemicals in the PFAS family, according to an APA press release. “EPA’s validated method, EPA Method 537.1, will ensure that both government and private laboratories can accurately and consistently measure 18 PFAS in their drinking water, which is a critical step