The D.C. Circuit upheld EPA's 2018 decision to add a wheel-covering facility in Mississippi to the NPL. The company that assumed environmental liabilities for the facility argued that EPA improperly applied the hazard ranking system regulations to the site by failing to account for the company's mit...

The D.C. Circuit denied petitions to review FERC's order prohibiting states from barring electric storage resources (ESRs) on their distribution and retail systems from participating in federal markets. Utility groups argued that FERC exceeded its jurisdiction under the Federal Power Act by barring ...

A district court granted a university board of governors' motion to remand to state court a lawsuit concerning groundwater contamination beneath university land from a nearby facility. The board filed suit in state court, arguing that the facility released volatile and semivolatile organic compounds...

The Third Circuit affirmed a district court ruling that the U.S. government was not liable to a coatings company for cleanup costs at a chromite ore processing plant with which it was involved during World War I and World War II. The district court concluded the government was not subject to operato...

The Eighth Circuit upheld FERC's decision to place a Colorado energy wholesaler into Zone 17 of a regional transmission organization authorized by the Commission to provide electric transmission services across a multistate region. A member of Zone 17 argued that FERC's decision was arbitrary and ca...

The U.S. Supreme Court affirmed in part and vacated in part the Montana high court's ruling in a lawsuit concerning cleanup actions across a 300-square-mile Superfund site in Butte. Landowners whose properties are located within the site brought trespass, nuisance, and strict liability claims under ...

A district court granted in part and denied in part environmental groups' motion for summary judgment in a challenge to EPA's approval of an Oklahoma program regulating the disposal of coal combustion residuals. The groups argued that EPA failed to perform its statutory duty under RCRA to develop an...

The Kansas Supreme Court held unlawful a rate design approved by the Kansas Corporation Commission under which utilities charged residential customers generating their own electricity from a renewable source (DG customers) a higher price than they charged non-DG customers. The utilities argued that ...