A district court held that the National Marine Fisheries Service (NMFS) violated NEPA and the ESA in approving certain operations at a fish hatchery on Oregon's Sandy River. NMFS regulations provide an exemption for the otherwise unlawful take of anadromous fish caused by a hatchery's artificial pro...

The Ninth Circuit held that the Bureau of Ocean Energy Management's (BOEM's) EIS analyzing the environmental effects of proposed oil and gas development leases in the Chukchi Sea of the northwest coast of Alaska violated NEPA. Although the EIS properly took account of incomplete or unavailable infor...

The D.C. Circuit vacated EPA's new source review (NSR) rule for Indian country, which established a federal implementation plan (FIP) covering all Indian country nationwide except where EPA had already approved a tribal NSR program or expressly authorized a SIP to be enforced. Because SIPs did not o...

The Ninth Circuit held that the U.S. Army Corps of Engineers did not violate the CWA or NEPA when it issued a dredge and fill permit necessary for a mineral sands mining project near Coos Bay, Oregon. An environmental group argued that the Corps should have prepared an EIS, rather than an EA and FON...

The D.C. Circuit affirmed the dismissal of environmental groups' lawsuit challenging BLM's decision to lease two tracts of land in the Wyoming Powder River Basin for coal mining. The groups argued that BLM failed to adequately consider several environmental concerns, including the increase in local ...

A district court dismissed Native American and environmental groups' CAA citizen suit asking the court to order EPA to issue a final rule that establishes best available retrofit technology (BART) for the Navajo Generating Station, a coal-fired power plant in northern Arizona near the Grand Canyon. ...

The D.C. Circuit dismissed Arizona's objection to a consent decree that established a timeline for EPA to approve a SIP, or promulgate a federal implementation plan (FIP), that would meet the requirements of the Regional Haze Rule. A lower court held that it lacked jurisdiction to hear the objection...

The D.C. Circuit vacated an EPA rule establishing nonconformance penalties (NCPs) for on-highway, heavy-duty diesel engines. NCPs are intended to protect "technological laggards" by allowing them to pay a penalty for engines temporarily unable to meet new or revised emission standards. EPA establish...