The Fifth Circuit, 2-1, affirmed a district court ruling that denied the Sabine River Authority (SRA)-Louisiana's motion to dismiss a lawsuit concerning its release of water from a reservoir on the Sabine River between Texas and Louisiana. Property owners in both states argued that SRA-Louisiana and...

The Fourth Circuit, 2-1, vacated a district court ruling in a lawsuit concerning the Army Corps of Engineers' plan for maintaining a dam on the Savannah River. The state of South Carolina argued the Corps' plan violated the Water Infrastructure Improvements for the Nation (WIIN) Act because it would...

A district court granted 24 states' motion to preliminarily enjoin EPA's and the Army Corps of Engineers' 2023 rule revising the definition of "waters of the United States" under the CWA. The states argued the rule violated the APA, the Commerce Clause, the Tenth Amendment, the Due Process Clause, a...

A district court granted a plastics company's request to dismiss a lawsuit concerning its production of per- and polyfluoroalkyl substances (PFAS). Environmental groups argued the company violated TSCA and its implementing regulations by producing PFAS without appropriate EPA approvals. The company ...

The Hawaii Supreme Court affirmed the Public Utility Commission's (PUC's) decision denying an energy company's request to supply energy to Hawaii Island using a biomass power plant. The company appealed, arguing the PUC misunderstood its mandate and held it to an unfair standard. The court disagreed...

A district court granted Texas' and Idaho's motion to preliminarily enjoin EPA's and the Army Corps of Engineers' 2023 rule revising the definition of "waters of the United States" under the CWA. The states sought to enjoin the rule within their borders, arguing it was unconstitutional and violated ...

A district court denied environmental groups' motion for summary judgment in a challenge to BLM's 2020 rule that eliminated the 15-day protest process for timber sales and clarified that an authorizing officer can implement forest management decisions immediately. The groups argued BLM violated the ...

A district court granted in part and denied in part North Dakota's motion for preliminary injunction in a lawsuit concerning BLM's "pause" on nearly all quarterly lease sales of federal land in the state for oil and gas exploration in 2021 and 2022. North Dakota argued the "pause" or "cancellation" ...

A district court granted EPA's motion to dismiss nonprofit groups' challenge to the Agency's response to their TSCA petition requesting comprehensive health and environmental effects testing on 54 per- and polyfluoroalkyl substances (PFAS) manufactured by a company in North Carolina. EPA granted the...

A district court granted in part and denied in part environmental groups' motion for summary judgment in a challenge to BLM's second approval of a proposed open pit mine in Nevada. The groups argued BLM failed to adequately protect federal water reserves within the mine area; violated NEPA by failin...