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...

A district court vacated the Trump Administration's rescission of the Obama Administration's Waste Prevention Rule, which was enacted to reduce methane waste from oil and gas operations on public and tribal lands. California, New Mexico, and environmental groups argued the rescission violated the AP...

The U.S. Supreme Court held, 7-2, that the Forest Service had authority under the Mineral Leasing Act (MLA) to issue a special use permit that granted a right-of-way for a segment of a natural gas pipeline to be constructed beneath the Appalachian Trail in George Washington National Forest. Environm...

A district court granted summary judgment for the Forest Service in a challenge against its determination that a mining company had "valid existing rights" (VER) at a uranium mine in the Kaibab National Forest when DOI withdrew public lands around the Grand Canyon from new mining claims. A Native Am...

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 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 upheld DOI's renewal of two mineral leases that had previously been rejected for a copper-nickel mine in Superior National Forest. Businesses and environmental groups argued that DOI's authority to reconsider its decision to renew was limited to ministerial or inadvertent errors, an...

A district court dismissed constitutional challenges to Colorado's forced pooling statute, under which property owners were required to allow oil and gas companies to extract their minerals. A group of property owners argued the statute violated the First Amendment by requiring non-consenting owners...