EPA Begins Sweeping PFAS Inquiry Before Superfund ‘Substance’ Listing

CHICAGO -- EPA enforcement officials have begun what sources say is a wide-ranging Superfund investigation into scores of facilities’ past and current uses of, as well as their handling, disposal and other practices related to, more than a dozen per- and polyfluoroalkyl substances (PFAS) as officials are poised to designate at least two such chemicals as “hazardous substances” under the law. “They are in full-blown investigation mode as they prepare for the ‘hazardous substance’ listing,” Kirsten Nathanson, a lawyer at...