A district court granted DOE's motion to dismiss a lawsuit over the social and economic impacts of storing spent nuclear fuel at Idaho National Laboratory (INL). Butte County argued DOE should have determined the social and economic impacts of storing the materials at INL because they were there pur...

A district court dismissed a RCRA citizen suit over a closure plan for a coal-fired power plant in Alabama. An environmental group challenged the plan, arguing it was unlawful to permanently store over 21 million tons of coal ash and toxic pollutants in the existing unlined impoundment, situated in ...

The Fifth Circuit granted several states' petition to review DOE's 2022 rule repealing two 2020 rules concerning efficiency standards for dishwashers and washing machines. The states argued the repeal rule, which deleted the appliance categories for shorter-duration dishwashers and washing machines ...

A district court on remand ordered that a commercial wind farm constructed on Osage Nation land be removed in a challenge brought against the farm's developers. The federal government argued the developers engaged in unauthorized mining and excavation in the Osage mineral estate without first obtain...

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 ...

The Third Circuit denied three petitions for review in a long-running dispute over whether and to what extent state-subsidized energy resources should be subject to price mitigation in interstate capacity auctions. Energy generators and state public utilities commissions challenged FERC's acceptance...

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...

A district court granted DOI's motion to dismiss a lawsuit concerning tribal water rights on the Crow Reservation in Montana. Tribal members who hold property on the reservation challenged the 2010 Crow Tribe Water Rights Settlement Act (Settlement Act), which provided benefits to the tribe in excha...