On November 15, 2022, in response to a challenge by 3M, the Michigan Court of Claims invalidated the drinking water MCLs and attendant groundwater standards for several PFAS substances, including
Continue Reading Michigan Court Rules State PFAS Drinking Water Regulations Lacked Adequate Consideration of Costs, with Implications for Challenges to Federal PFAS RulemakingsUpdate on New Hampshire PFAS Standards
In a previous post, we noted the New Hampshire Superior Court’s issuance of a preliminary injunction enjoining the New Hampshire Department of Environmental Services (NHDES) from implementing final maximum
Continue Reading Update on New Hampshire PFAS Standards
Costs and Benefits of Regulating to PPT Not Yet Understood
The economic impact — both costs and benefits — of the issuance of low parts per trillion standards for nearly ubiquitous PFAS compounds is something that will become clearer as
Continue Reading Costs and Benefits of Regulating to PPT Not Yet Understood