The Third Circuit denied petitions to review FAA's FONSI decision approving construction of a new terminal at an airport in New Jersey. Petitioners argued FAA erroneously determined that the project did not expand the terminal and would not induce air traffic growth, failed to consider the cumulativ...

The Tenth Circuit reversed a district court finding of a CWA violation in a citizen suit brought against the operator of a gold mine in Colorado. Plaintiffs argued the operator violated the CWA because seepage from the mine's settling ponds flowed into the groundwater and then migrated to the Middle...

The Fifth Circuit vacated a district court ruling in a decades-long dispute over whether a property in Louisiana contains federally regulated wetlands. The property owner sued the Army Corps of Engineers, arguing its determination that the property contained federal regulated wetlands was arbitrary ...

A district court denied Indigenous and environmental groups' motion for injunction pending appeal of their challenge to BLM's approval of an oil and gas development project in the National Petroleum Reserve-Alaska. The groups initially sought to preliminarily enjoin construction through the remainde...

The Ninth Circuit affirmed summary judgment for the Forest Service in a challenge to its approval of a logging project in Inyo National Forest. Environmental groups argued the Service failed to adequately consider alternatives, failed to solicit public comments following its 2018 EA, and failed to s...

The Ninth Circuit affirmed summary judgment for an environmental group in a suit against a California resident who engaged in instream suction dredge mining in Idaho’s South Fork Clearwater River without an NPDES permit. The group argued the resident violated the CWA each time he operated a suctio...

A district court denied the city of New Orleans' motion to remand to state court its lawsuit against oil companies for allegedly damaging coastal wetlands with their operations. The city initially sued the companies in state court, arguing they violated the Louisiana State and Local Coastal Resource...

The Fifth Circuit dismissed intervening environmental groups' challenge to a district court order requiring the Bureau of Ocean Energy Management (BOEM) to hold an oil and gas lease sale on the outer continental shelf in the Gulf of Mexico. The state of Louisiana and oil companies initially sued BOE...

A district court denied environmental groups' motion to preliminarily enjoin an oil drilling project in Wyoming's Powder River Basin. The groups argued DOI's initial approval of the project violated NEPA by failing to take a "hard look" at relevant environmental issues, violated FLPMA by failing to ...

A district court dismissed environmental groups' challenge to BLM's approval of a 600-million-barrel oil development project in the National Petroleum Reserve-Alaska. The groups first argued BLM violated NEPA by failing to consider a reasonable range of alternatives and by failing to adequately anal...