The Sixth Circuit upheld EPA's redesignation of Cleveland, Ohio, from nonattainment to attainment for particulate matter under CAA §107(d)(3)(E). An environmental group argued that EPA illegally waived statutory requirements when it redesignated the area to attainment by not fully approving the...

The Ninth Circuit held unripe nonprofit groups' action to obtain a declaration that a U.S. Department of Energy order that outlines the management of defense radioactive waste is invalid. Delayed review will not cause any real cognizable hardship, but intervention at this point would unduly interfer...

A district court granted the state of Washington's motion for partial summary judgment on its claim that the U.S. Department of Energy (DOE) violated the Washington State Hazardous Waste Management Act (HWMA) when it decided to ship radioactive and hazardous mixed transuranic waste to the Hanford Nu...

The court holds that the Illinois Coal Act violates the Commerce Clause of the U.S. Constitution. The Act requires public utilities to devise Clean Air Act (CAA) compliance plans and present them to the Illinois Commerce Commission for approval. The Act requires the utilities and the Commission to t...

The court upholds the U.S. Environmental Protection Agency's (EPA's) decision not to list used oil from gasoline-powered engines that is destined for disposal as hazardous waste under the Resource Conservation Recovery Act (RCRA). The court first holds that petitioners have standing to challenge EPA...

The court declines to exercise supplemental jurisdiction over state-law claims in an action brought by a municipal owner of a contaminated landfill asserting two Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) claims and nine state-law claims against waste depositors t...

The court holds that New Mexico's environmental agency may not bring an enforcement action in federal court to seek federalpenalties under §113 of the Clean Air Act (CAA) for violations of its state implementation plan (SIP) after successfully prosecuting a state court enforcement action against th...

The court holds moot challenges to the mixture and derived-from rules that the U.S. Environmental Protection Agency (EPA) issued under the Resource Conservation and Recovery Act (RCRA), holds moot a challenge to EPA's rule applying the mixture rule to Bevill wastes mixed with listed hazardous waste,...

The court preliminarily enjoins the U.S. Department of Energy (DOE) from importing 409 spent nuclear fuel assemblies for storage at the Savannah River site in South Carolina until the court resolves on the merits South Carolina's claim under the National Environmental Policy Act (NEPA) that an envir...

The court upholds a U.S. Environmental Protection Agency (EPA) rule that allows a state to stop Clean Air Act (CAA) §179(a)'s 18-month countdown to imposition of sanctions when it is triggered by an EPA finding that the state failed to submit a complete state implementation plan (SIP). Under the ru...