The court reverses and remands a district court's allocation of insurance coverage costs between an insured and its excess insurers for soil, groundwater, and wetlands contamination at the…

The court holds that a district court erred in failing to abstain under Younger v. Harris, 401 U.S. 37 (1971), in a case challenging the constitutionality of an Oregon county's solid waste…

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…

The court upholds the U.S. Environmental Protection Agency's (EPA's) decision to add coal and oil-burning electricity-generating facilities to the list of facilities subject to toxic…

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…

The court upholds a U.S. Environmental Protection Agency (EPA) rule that allows the Agency to issue variances from general Resource Conservation and Recovery Act (RCRA) treatment standards if such…

The court denies New Mexico's request for a preliminary injunction and construction of a 1992 injunction to prevent shipments of waste to the waste isolation pilot plant (WIPP) in that state…

The court holds that the Resource Conservation and Recovery Act (RCRA) bars a current property owner's claim for cleanup costs against the property's former owner. The current owner…

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…

The court holds a company and its president liable under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) for arranging for the disposal of hazardous waste.…