A district court dismissed environmental groups' complaint against two railroad companies alleging that diesel particulate matter (DPM) emitted by diesel-engine locomotives, trucks, and other equipment has caused and is causing an imminent and substantial risk to human health and the environment...

The D.C. Circuit held unripe an oil and natural gas association's petition for review challenging a 2008 EPA regulation deregulating many hazardous secondary materials under RCRA. The association argued that EPA erred in not including in the deregulation a category of hazardous secondary materia...

A district court held that a company may go forward with its RCRA claim against the former owner, but not the current owner, of adjacent property for groundwater contamination. The complaint contains sufficient factual allegations supporting the company's claim that the former owner of the neigh...

A district court dismissed California's suit against DOI challenging its approval of the Colorado River Water Delivery Agreement under NEPA and the CAA. The state alleged that DOI failed to comply with the two statutes prior to approving it and sought an order immediately ceasing water deliverie...

A district court held that a property owner is not entitled to attorney fees from the U.S. government in an underlying case in which the government was found liable under RCRA for trichloroethylene contamination at the site. The lower court held that the U.S. Army, Navy, and Air Force were liable as...

A district court held that a property owner may go forward with its RCRA claims against neighboring property owners for groundwater and soil contamination, but it dismissed the owner's CERCLA claim against a water district that operated a sewer line between the two properties. The owner adequate...

A district court held that the doctrines of res judicata and collateral estoppel bar individuals' trespass, nuisance, and negligence claims against numerous oil, coal, electric, and chemical companies for damages stemming from Hurricane Katrina. The individuals asserted that the companies' activitie...

The Federal Circuit vacated a trial judge's decision requiring the United States to indemnify certain oil companies for environmental cleanup costs under CERCLA. Because the trial judge's wife owned shares in the parent company of two of the defendant oil companies, he decided to sever the two o...

A district court held that under a 1997 consent decree resolving CWA, RCRA, and state-law violations at a steel mill, the current owner is not liable for remediating any discharges that occurred prior to its purchase of the mill out of the previous owner's bankruptcy, but that it must conduct a site...

The D.C. Circuit held that a city has standing to challenge a railroad company's sale of a historic elevated railroad embankment to developers. The city argued that the sale was void because the company failed to obtain approval from the Surface Transportation Board (STB) to abandon the property...