The Fifth Circuit vacated the Texas Commission on Environmental Quality's (TCEQ's) order granting a PSD permit for a new liquefied natural gas (LNG) facility in Texas. An environmental group petitioned for review, arguing TCEQ erred by not imposing the same emissions limits for carbon monoxide and n...

The Fifth Circuit reversed a district court ruling upholding the Army Corps of Engineers' decision to issue a CWA §404 permit to fill wetlands for a commercial and residential development project in St. Tammany Parish, Louisiana. Parish residents and environmental groups argued the Corps' decision ...

A district court granted in part and denied in part summary judgment for environmental groups in a CWA/SMCRA citizen suit concerning the discharge of pollutants from surface coal mines in West Virginia. The groups argued a coal mining company violated the CWA by discharging mining pollutants at Rush...

A district court denied in part and dismissed in part two nonprofit groups' challenge to DOE's approval of a freshwater offshore wind project in Lake Erie. The groups argued DOE violated NEPA by failing to prepare an EIS and failing to take a "hard look" at reasonable alternatives and cumulative imp...

The D.C. Circuit denied the state of Utah's motion to stay EPA's 2023 "good neighbor" rule, which aims to ensure that 23 states meet the CAA's good neighbor requirements by reducing ozone-forming emissions of nitrogen oxides from power plants and industrial facilities that contribute to compliance i...