The U.S. Environmental Protection Agency (EPA) has formally withdrawn cybersecurity rules it promulgated in March requiring that states report cybersecurity threats to their public water systems (PWS). The reversal comes in the wake of lawsuits filed in the Eighth Circuit in July by Missouri, Arkansas, and Iowa (the states), along with intervenors American Water Works Association and National Rural Water Association (the water associations). As a result of the withdrawal, the states and water associations filed to dismiss their suits.

Continue Reading EPA Withdraws Cybersecurity Rule for Public Water Systems

Michigan Attorney General (AG) Dana Nessel has filed suit against the Gerald R. Ford International Airport Authority to enforce demands by the Michigan Department of Environment, Great Lakes, and Energy (EGLE) related to alleged per- and polyfluoroalkyl substance (PFAS) contamination of the regional drinking water supply caused by the airport authority.Continue Reading Michigan AG Brings PFAS Lawsuit Against the Gerald R. Ford International Airport Authority

On August 7, Nebraska Attorney General (AG) Mike Hilgers and Iowa AG Brenna Bird joined forces to sue the Biden administration’s Environmental Protection Agency (EPA) for failing to fulfill the request by Iowa and Nebraska governors to allow the sale of year-round E15 gasoline.Continue Reading Nebraska and Iowa AGs Sue Biden Administration’s EPA for Failing to Fulfill Sale of Year-Round E15 Gasoline

On June 27, Illinois AG Kwame Raoul led a coalition of 13 Democratic attorneys general nationwide in submitting a letter to the Environmental Protection Agency (EPA), supporting more stringent regulation of ethylene oxide (EtO) emissions. In their letter, the coalition urged the EPA to adopt proposed amendments to EtO standards under the National Emission Standards for Hazardous Air Pollutants program (NESHPA), and also offered several recommendations for more regulatory requirements “based on several states’ experiences regulating commercial sterilizers.”Continue Reading Thirteen Democratic AGs Encourage EPA to Adopt Stricter Standards for Ethylene Oxide

The Environmental Protection Agency (EPA) and the U.S. Army Corps of Engineers (the “Corps”) (together the “Agencies”) have continued working on a proposed rule to revise the definition of “waters of the United States” (WOTUS) under the Clean Water Act (CWA or Act), which will soon move to the next stage of agency consideration.[1]

As routinely covered at Regulatory Oversight, state attorneys general have assumed an ever-more prominent role in driving national regulatory policy through advocacy and enforcement activities.[1] Underlying many of these efforts is an aggressive focus on environmental justice by the state attorneys general that reaches further than federal efforts. Most recently in U.S. EPA