Wisconsin Court Voids State’s Hazardous Substance Designation for PFAS
The Wisconsin Department of Natural Resources (DNR) had a policy of treating “emerging contaminants” including PFAS as falling within the definition of “hazardous substances” under a state law pertaining to spills, without specifying which emerging contaminants or levels could trigger the spills law. The DNR’s policy was struck down by a Wisconsin state appeals court,…