A district court granted EPA's and the Army Corps of Engineers' motion to stay Texas' and Idaho's challenge to the Biden Administration's 2023 rule revising the definition of "waters of the United States" under the CWA. The court stayed the suit until publication in the Federal Register of the agenc...
The Tenth Circuit affirmed denial of conservation groups' claims in a lawsuit concerning the Bureau of Reclamation's decision to sign a water contract allowing the state of Utah to draw from reservoir releases rather than the Green River and its tributaries. The groups argued the Bureau violated NEP...
The Eighth Circuit affirmed summary judgment for the Bureau of Reclamation in a challenge to the Bureau's decision to move forward with a water reclamation project in North Dakota. The state of Missouri argued the Bureau violated the Water Supply Act by moving forward without first getting approval ...
The Fourth Circuit granted an environmental group's motion to stay construction on the Mountain Valley Pipeline in Jefferson National Forest pending its petition for review.
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A district court adopted a magistrate judge's findings and recommendations to grant in part and deny in part cross-motions for summary judgment in a lawsuit concerning the Forest Service's approval of a vegetation management project in the Kootenai National Forest. An environmental group had argued,...
The D.C. Circuit denied petitions to review EPA's promulgation of a rule that regulates the emission of greenhouse gases from aircraft engines under CAA §231 by aligning domestic standards with those recently promulgated by the International Civil Aviation Organization (ICAO). Twelve states, the Di...
The D.C. Circuit granted in part and denied in part petitions to review EPA's revisions to designations promulgated in 2018 for northern Weld County, Colorado, and El Paso, Texas, as areas that had attained 2015 ozone pollution standards. The revised designations folded Weld County into the greater ...
A district court ordered the Line 5 oil and gas pipeline to be removed within three years from tribal land in northern Wisconsin. The Bad River Band of Lake Superior Chippewa Indians sought to enjoin the owner from operating the pipeline through reservation land based on the risk of its failure cons...
The D.C. Circuit, in a split ruling, vacated certain provisions of EPA's rule phasing out the use of hydrofluorocarbons (HFCs). Two companies and three trade groups argued EPA exceeded its authority in issuing the rule and that the American Innovation and Manufacturing (AIM) Act, which directed the ...