The court holds that the Office of Surface Mining Reclamation and Enforcement's (OSM's) denial of a surface mining permit to a company was not a taking. The company's mining plan would invade the rock strata overlying an aquifer that supplies a local community with drinking water. The court first ho...

The court denies in part and grants in part the U.S. Environmental Protection Agency's (EPA's) petition for rehearing of a decision holding that EPA's revised national ambient air quality standards (NAAQS) for ozone were not based on intelligible principles in the Clean Air Act (CAA) for setting suc...

The court holds that the U.S. Department of Energy (DOE) fulfilled its statutory obligations under the Nuclear Waste Policy Act (NWPA) to ensure that Nevada had sufficient funds enabling it to perform essential nuclear waste dump oversight activities at Yucca Mountain, Nevada. The court first holds ...

The court holds that bankruptcy discharges a state environmental agency's environmental liability claims against an oil company believed to be the successor to the owner of an abandoned oil site where hazardous substances had been released. The court first holds that the state agency's environmental...

The court holds that Eleventh Amendment sovereign immunity bars an environmental group's suit against a state environmental agency challenging the U.S. Fish and Wildlife Service's grant of a migratory bird depredation permit to the state agency. The court first holds that the state environmental age...

The court holds that the Eleventh Amendment bars all but two claims brought by citizen groups in federal court against a state official accused of failing to implement, administer, enforce, and maintain a federally approved state coal mining program under the Surface Mining Control and Reclamation A...

The court holds that the Secretary of the Pennsylvania Department of Transportation and the Secretary of the Pennsylvania Department of Environmental Protection violated the Clean Air Act (CAA) by failing to implement state implementation plan (SIP)-required emission standards for the state's enhanc...

The court holds that the permit administrator and South Carolina Coastal Council's denial of an application to build a new bulkhead on beachfront property in violation of the state Coastal Zone Management Act does not constitute an unconstitutional taking of the land between the existing and propose...

The court upholds a Connecticut municipality's regulation requiring owners of land partially within designated wetlands areas to obtain municipal approval before erecting structures on the land's nonwetlands portion. The court first holds that the regulation does not impermissibly expand the jurisdi...

The court holds that insurance companies have a duty to defend an insured chemical company under its comprehensive general liability (CGL) policies against claims by the U.S. Environmental Protection Agency (EPA) for response costs and natural resource damages under the Comprehensive Environmental R...