The Ninth Circuit upheld the dismissal of environmental groups' RCRA citizen suit against a railroad company seeking to enjoin the emission of particulate matter found in diesel exhaust from the company's railyards. RCRA’s citizen suit provision permits any person to sue the owner or operator of a...

The Eighth Circuit upheld the dismissal of a company's breach of contract and contribution claims against a railroad in connection with a lead-contaminated Superfund site in Omaha, Nebraska. The company paid approximately $200 million to settle its liability with the government, and the railroad set...

A district court upheld a jury verdict that a Wyoming farmer who discharged material into a creek on his property without a permit was exempt from the CWA's permitting requirements. Below, the jury found in the farmer's activities fell under the CWA's "normal farming and ranching activities" exempti...

The Ninth Circuit affirmed in part and reversed in part a lower court decision approving CERCLA consent decrees between settling parties and the state concerning cleanup costs stemming from a hazardous waste site near Tucson, Arizona. Several nonsettling PRPs intervened in the case, seeking a court ...

A district court held that a mining company allowed excessive amounts of selenium to be discharged from one of its surface coal mine operations in violation of the CWA and SMCRA. The company's state permit does not explicitly impose selenium limitations, but it does incorporate by reference state re...

The Fifth Circuit upheld a lower court's dismissal of a lawsuit challenging the U.S. Army Corps of Engineers' jurisdictional determination (JD) that a proposed landfill site contains wetlands subject to regulation under the CWA. The lower court ruled that the JD is not a “final agency action” an...