The court holds that the U.S. Environmental Protection Agency's (EPA's) listing of the Del Amo site in Los Angeles, California, on the national priorities list (NPL) was invalid. The court first holds that the proposal for listing the site on the NPL failed to comply with the Omnibus Consolidated Re...

The court holds that it has subject matter jurisdiction over property owners' Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) claim against private companies for response costs relating to the contamination of their water supply, but the court does not have jurisdictio...

The court holds that two cattle company owners do not have a vested private-property right to graze their cattle in the Apache and Gila National Forests without a U.S. Forest Service permit. The owners argued that because their predecessors-in-title obtained a valid, vested water right under New Mex...

The court affirms a district court grant of summary judgment in favor of a manufacturer alleged to have contributed to a Michigan river's polychlorinated biphenyls (PCB) contamination. An association of potentially responsible parties claimed that PCBs in the manufacturer's drainage ditch leaked int...

The court holds that individual condominium owners may not assert the innocent landowner defense in their Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) action against the property's former owners. The individual owners initially purchased the property as a partnershi...

The court holds that a company's cleanup of a polychlorinated biphenyl- and lead-contaminated site in Colorado was not consistent with the national contingency plan (NCP). Thus, the company is not entitled to contribution from other responsible parties. The court first holds that the district court ...

The court holds that the Federal Highway Administration's (FHwA's) and a state transportation agency's decision not to complete a supplemental environmental impact statement (EIS) for a highway project in New Jersey was reasonable. Several years after a final EIS for the highway was completed, it wa...

The court holds that an individual failed to exhaust his administrative remedies before suing the U.S. Forest Service for violating the National Environmental Policy Act (NEPA) and the National Forest Management Act (NFMA) in connection with two timber cutting projects in the Allegheny National Fore...

The court reverses a district court's denial of environmental groups' motion for a preliminary injunction to limit grazing in certain allotments of the Owyhee Resource Area in Idaho. The district court held that the groups failed to show a likelihood of success on the merits of their claim that the ...

The court holds that the U.S. Forest Service did not violate the National Forest Management Act (NFMA) when it adopted a forest plan for the Prescott National Forest in Arizona that identified certain forest land as suitable for grazing. The court first holds that the claims alleged by the environme...