The court affirms a district court decision that an insurance policy's pollution exclusion and owner exclusion clauses do not bar the policy's coverage of the insureds' costs of complying with a government order to clean up contaminated waste from painting operations that they buried in barrels or p...

The court holds that the insurers of a local sewage authority are not required to defend the authority against claims brought by the U.S. Environmental Protection Agency (EPA) under §122 of the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) in connection with the aut...

The court holds that environmental groups' claim that the U.S. Environmental Protection Agency (EPA) violated the Resource Conservation and Recovery Act (RCRA) by promulgating regulations allowing electric, telephone, and natural gas utilities in New York to accumulate hazardous waste at utility-own...

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 largely upholds the U.S. Environmental Protection Agency's (EPA's) determination that Subtitle C of the Resource Conservation and Recovery Act (RCRA) does not apply to recycled materials used to make zinc fertilizers, or to the resulting fertilizers themselves, so long as they meet certain...

The Ninth Circuit holds that a district court erred in holding that residents living across from a county dump lacked standing to bring Clean Air Act (CAA) claims based on ozone degradation against a county health department and in granting the county summary judgment on the residents' Resource Cons...

The D.C. Circuit held that on remand EPA must explain how the risk assessments it used in exempting certain recycled zinc fertilizer products from regulation under RCRA compare with the risk threshold estimates in a private study. Petitioners were limited to challenging EPA's claim that its study an...

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 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...