EPA Moves To Adopt ASTM’s New PFAS Standard For Site Assessments

EPA is moving quickly to adopt a recently revised industry standard that added per- and polyfluoroalkyl substances (PFAS) into its methods for assessing potentially contaminated properties, clearing the way for certain parties to use the standard as they seek to win Superfund liability waivers at brownfield sites under the “all appropriate inquiry” (AAI) rule. The move is significant because it could provide liability relief to prospective purchasers and other potentially responsible parties at brownfields or other contaminated sites just as...