Michigan PFAS Cleanup Threatened by State’s Cost ‘Shell Game’

Michigan regulators are trying to rescue some of the most stringent state standards limiting forever chemicals, after a successful challenge to them by 3M Co.

The state attorney general is crafting an appeal of a state judge’s decision last month to throw out the rules. The notice of appeal, confirmed in court records, was filed last week.

At issue is whether Michigan’s massive chemical and manufacturing sectors are entitled to know how many millions of dollars they might have to pay for cleanup of widely used, long-lasting chemicals found in many consumer and industrial products—an unknown figure that likely ...