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 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 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...

A district court dismissed a property owner's RCRA claim against an oil company for benzene contamination present in the basement of one of his buildings. The evidence fails to establish that there may be an imminent and substantial danger to human health or the environment. The owner does not u...