The court invalidates a 1999 U.S. Department of Energy (DOE) order governing the disposal of high-level radioactive waste (HLW) at the Hanford site in Washington, the INEEL facility in Idaho, and the Savannah River site in South Carolina. Part of the order defines a process by which HLW that meets c...
The court holds that the doctrine of issue preclusion bars a manufacturing company from relitigating whether an insurer has a duty to defend or indemnify the company in various class actions and administrative proceedings arising from environmental contamination at one of the company's plants. The i...
The court held that a 2002 U.S. Environmental Protection Agency (EPA) rule specifying that Nevada was divided into more than 250 baseline areas for the Clean Air Act (CAA) prevention of significant deterioration (PSD) program was not arbitrary or capricious. Based on an ambiguous 1991 EPA regulation...
The court dismisses on ripeness grounds U.S. and Native American tribes' request to clarify the nature and scope of tribal water rights in Oregon’s Klamath Basin and to assess the water rights standard set forth in a state administrative adjudication. Prior litigation in this dispute establishe...
The court upholds the U.S. Fish and Wildlife Service's (FWS') determination that listing the northern goshawk in the western United States as a threatened or endangered species was not warranted under the Endangered Species Act. The FWS' decision was amply supported by evidence in the record. Based ...
The court holds that it lacks jurisdiction over a gas station operator's appeal of a district court order requiring it to deposit money into an escrow account to pay for anticipated cleanup costs of neighboring contaminated property. The operator's liability for the cleanup has not been reduced to a...
The court upholds the dismissal of a property owner's inverse condemnation action against the state of Rhode Island for acquiring a portion of his property in 1975 by adverse possession. Because the owner failed to seek compensation through the state court, he forfeited his federal claim. Adequate s...
The court affirms a district court decision that New York Air Pollution Mitigation Law §66-k is preempted by the Clean Air Act (CAA) Title IV cap-and-trade system and violates the Supremacy Clause of the U.S. Constitution. Section 66-k requires the assessment of an air pollution mitigation offs...
The court refuses to reinstate a contempt order against the U.S. Army Corps of Engineers (the Corps) penalizing the agency $500,000 a day if it did not comply with a separate order requiring the Corps to lower water flow levels in the Missouri River. The judicial panel on multidistrict litigation tr...
The court holds that an electric utility violated the Clean Air Act (CAA) when it completed 11 construction activities that modified a coal-fired electric-generating facility without first calculating post-construction emissions and obtaining preconstruction CAA prevention of significant deteriorati...