The Tenth Circuit affirmed an EPA order denying an environmental group's petition to object to a CAA Title V operating permit for a coal-fired power station in Colorado. In its petition for an objection, the group argued that the permit needed to include a plan to bring the power station into compli...

The Seventh Circuit held that the statute of limitations bars EPA's and Illinois' CAA suit against a power company for failing to obtain preconstruction permits and to use best available control technology (BACT) at five coal-fired power plants that were modified prior to it acquiring them in 1999. ...

A district court dismissed environmental groups' claims that BLM failed to adequately consider climate change, global warming, and greenhouse gases (GHGs) in violation of NEPA before it approved oil and gas leases on federal land in Montana in 2008 and 2010. The groups argued that BLM's failure to f...

The Fifth Circuit held that the CAA does not preempt a local ordinance that allows taxicabs certified to run on compressed natural gas (CNG) to cut ahead of gasoline-powered taxis in the queue for picking up passengers at Love Field Airport in Dallas. The ordinance does not create an enforceable sta...

The D.C. Circuit dismissed as unripe a trade association's lawsuit challenging portions of a Federal Rail Administration (FRA) rule that requires qualifying rail carriers to submit an implementation plan to install a "positive train control" (PTC) system no later than December 31, 2015, on certain t...

The U.S. Supreme Court struck down portions of the Los Angeles port's "Clean Truck Program," which was designed in part to reduce emissions related to port operations, including emissions from trucks. The concession agreements implementing the plan set forth a number of provisions covering, among ot...

The D.C. Circuit upheld EPA's revised NESHAPs for secondary lead smelting facilities. In 2012, acting pursuant to CAA §§112(d)(6) and 112(f)(2), EPA revised the 1995 emissions standards for secondary lead smelting facilities, reducing allowable emissions by 90% and requiring smelters to totally en...

The Fifth Circuit affirmed a lower court decision that the doctrine of res judicata bars 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' activ...