The Ninth Circuit affirmed summary judgment for FWS in a challenge to its combined EIS and comprehensive conservation plan (CCP) concerning the continued leasing of refuge land for farming in the Klamath Basin National Wildlife Refuge Complex. Environmental groups argued the EIS/CCP violated the Nat...

The Ninth Circuit affirmed, 2-1, a district court's denial of a Native American group's motion to preliminarily enjoin a land exchange and prevent copper mining on land in Arizona. The group argued the land exchange violated the Religious Freedom Restoration Act (RFRA), the Free Exercise Clause, and...

The U.S. Supreme Court held, 6-3, that President Barack Obama's EPA had exceeded its statutory authority under §111(d) of the CAA when it promulgated the Clean Power Plan to address carbon dioxide pollution from existing power plants. States and coal companies had petitioned for review of the plan,...

The Nevada Supreme Court held, 4-3, that the state's top water official had authority to approve a groundwater management plan (GMP) that deviated from the doctrine of prior appropriation for the over-appropriated Diamond Valley Hydrologic Basin. Senior rights holders in the basin sought to invalida...

The D.C. Circuit upheld FERC's approval of a dam operator's flood protection plan for a nearby water pump station in North Carolina. A city petitioned for review of FERC's approval of the plan, a state-imposed condition of its water quality certification under the CWA, which involved raising the pum...

The Tenth Circuit reversed a district court's denial of a motion to dismiss a CWA citizen suit concerning the release of contaminated water from an inactive gold mine in Colorado. Nearby farmers filed suit in a New Mexico district court, alleging several state-law claims. A hazardous waste managemen...

In an en banc decision, the First Circuit affirmed in part and reversed in part summary judgment for an environmental group in a CWA citizen suit against developers of a construction site in Massachusetts. The group argued the developers violated the CWA by failing to comply with the construction ge...

The Ninth Circuit affirmed summary judgment for FWS in a challenge to its 2016 Kenai Rule, which banned baiting of brown bears in the Kenai National Wildlife Refuge and hunting of coyotes, lynx, and wolves in a specific wildlife recreation area. The state of Alaska and a hunting group argued the rul...

The Ninth Circuit affirmed a district court's denial of summary judgment for environmental groups in a challenge to the Forest Service's allowance of livestock grazing in the Stanislaus National Forest. The groups argued the grazing led to fecal matter runoff that polluted streams in the area, impai...

A district court denied environmental groups' motion for partial summary judgment in a CAA citizen suit brought against a steel company concerning hydrogen sulfide and sulfur dioxide emissions at its production facilities in Pennsylvania. The groups argued the company repeatedly violated the CAA, th...