A district court, in a 279-page opinion, held that NOAA-Fisheries' 2009 biological opinion (BiOp) and reasonable and prudent alternative (RPA) addressing Central Valley Project and State Water Project impacts on Chinook salmon, steelhead, green sturgeon, and Southern Resident killer whales are a...

The Seventh Circuit denied various states' motion to issue a preliminary injunction compelling the U.S. Army Corps of Engineers to prevent the emigration of invasive silver and bighead carp through the Chicago Area Waterway System into Lake Michigan. The states presented sufficient evidence to d...

A district court held that an energy company did not violate the CAA when it failed to obtain a new source review (NSR) permit prior to renovating electric utility steam generating units at its Monroe, Michigan, power plant. The government argued that a permit was required because the renovations co...

The Seventh Circuit upheld a $100,000 penalty assessment against three power plant developers for PSD permit violations at a proposed coal-fired power plant site. The court previously held that the developers' PSD permit expired because they failed to begin construction within the permit's 18-month ...

The D.C. Circuit vacated the National Marine Fisheries Service's (NMFS') methodology for tracking bycatch in the fisheries off the Northeastern coast of the United States. The Magnuson-Stevens Fishery Conservation and Management Act, as amended by the Sustainable Fisheries Act, requires the NMF...

The Ninth Circuit held that a seafood processor association may not intervene in environmental groups' lawsuit challenging the National Marine Fisheries Service's program to preserve groundfish species off the coast of California, Oregon, and Washington. A lower court denied the association's m...

The D.C. Circuit upheld the dismissal of a CAA citizen suit challenging EPA's failure to take action to prevent the construction of three proposed pollution-emitting facilities in Kentucky. The lower court held that there was no mandatory duty to act and granted EPA's motion to dismiss for lack...

The D.C. Circuit vacated an EPA guidance document addressing obligations of regions still in nonattainment of the 1997 one-hour ozone NAAQS. The guidance binds EPA regional directors and thus qualifies as final agency action. As such, it amounts to a legislative rule issued in violation of the ...