The D.C Circuit denied an industry group's challenge to EPA's 2021 rule requiring power plants in several upwind states to reduce nitrogen oxide emissions. The group argued the rule was arbitrary and capricious, and that EPA failed to conduct a legally and technically appropriate assessment as requi...
A district court denied emergency motions brought by environmental groups, ranchers, and tribes to halt construction of a lithium mine near Thacker Pass, Nevada, pending appeal. The plaintiffs initially argued BLM's approval of the mine violated FLPMA, NEPA, and the National Historic Preservation Ac...
A district court vacated on remand OSM's approval of an underground coal mine expansion in central Montana. Environmental groups initially challenged OSM's 2018 EA for the proposed expansion. The Ninth Circuit held that OSM violated NEPA by failing to provide convincing reasons for its determination...
The Sixth Circuit granted a petition to review EPA's removal of an air nuisance rule from Ohio's SIP. Environmental groups and individuals argued that EPA violated the CAA and APA in removing the rule. EPA moved to remand without vacatur to review its removal of the rule. The court found that vacatu...
The Fourth Circuit affirmed summary judgment for the North Carolina Department of Transportation (NCDOT) and FHwA in a challenge to their approval of a toll bridge across North Carolina's Currituck Sound that would connect the northern Outer Banks with the mainland. Environmental and community group...
The Tenth Circuit reversed a district court ruling that affirmed BLM's environmental impact analysis for 370 applications for permits to drill (APDs) for oil and gas in New Mexico's San Juan Basin. Environmental groups argued that BLM's 81 EAs and EA addendum violated NEPA because the Bureau imprope...
The Fifth Circuit granted small refiners' motion to stay certain compliance obligations under the CAA pending appeal of EPA's decision denying their requested hardship exemptions from the Act's Renewable Fuel Standard obligations. The refiners argued EPA's late 2021 interpretation of CAA provisions ...
A district court granted in part and denied in part cross-motions for summary judgment in a challenge to BLM's approval of a new open-pit phosphate mine in southeast Idaho. Environmental groups argued the approval violated NEPA, FLPMA, and the CWA. The court found BLM failed to adequately consider t...
A district court denied a civil rights group's motion for summary judgment in a challenge to the Federal Highway Administration's (FHwA's) approval of a categorical exclusion for a highway improvement project in Pennsylvania. The group argued the approval violated NEPA. The court found the group fai...
The Fourth Circuit affirmed dismissal of a challenge to CEQ's 2020 final rule that affected how federal agencies conduct reviews under NEPA. Environmental groups filed suit shortly after the rule was promulgated and several weeks before it took effect, bringing nine APA claims and one allegation tha...