Many states have expressed frustration with the lack of federal cleanup standards for per- and polyfluoroalkyl substances (“PFAS”) in groundwater, and have started the process of regulating PFAS in groundwater themselves. As a result, states have adopted a patchwork of regulations and guidance standards that present significant challenges to impacted industries. This client alert focuses on the different state regulations regarding the guidance, notification, and cleanup levels for PFAS – typically perfluorooctanesulfonic acid (“PFOS”) and perfluorooctanoic acid (”PFOA”) – in groundwater. Read more…
