A district court dismissed environmental groups' CWA citizen suit against EPA for failing to respond in writing to their administrative petition seeking withdrawal of West Virginia's NPDES permit program, but held that the groups may go forward with their claim that the Agency's failure to timely re...

The Ninth Circuit upheld the Bureau of Safety and Environmental Enforcement's (BSEE's) approval of oil spill response plans for an oil company's leases in the Beaufort and Chukchi Seas on Alaska's Arctic coast. Several environmental groups claimed that BSEE's approval was arbitrary and capricious un...

The Tenth Circuit held the U.S. Army Corps of Engineers did not violate NEPA, the CWA, or nationwide permit (NWP) 12 when it allowed an energy company to build a 485-mile oil pipeline from Oklahoma to Texas under the general permit. The pipeline, part of a larger network of pipelines to transport oi...

The D.C. Circuit held that energy companies lack standing to challenge EPA's determination that carbon dioxide (CO2) streams injected into Class VI wells for the purpose of geologic sequestration constitute "solid waste" subject to RCRA. Class VI wells are designated to receive CO2 streams generated...

The D.C. Circuit held that building and development associations lacked standing to challenge consent decrees that require FWS to determine, in accordance with a settlement-defined schedule, whether 251 species should be listed as endangered or threatened under the ESA. The case arose after environm...