The Fifth Circuit denied a petition to review a CWA permit issued by the Army Corps of Engineers authorizing development of a natural gas pipeline and export facility in south Texas. A group of shrimpers and fishermen argued the permit violated the CWA by failing to show that the approved project wa...

The D.C. Circuit vacated a license issued by FERC for operation of a hydroelectric dam on the Susquehanna River in Maryland. The state of Maryland issued a CWA §401(a)(1) certification to the dam's operator in 2018 with conditions. The operator challenged the certification, and the parties reached ...

A district court denied a state prison's motion for partial summary judgment in a CWA citizen suit brought by a California county. The prison argued the county did not have statutory standing to sue under the CWA because the Act's definition of "citizen" did not include counties. The court concluded...

A district court remanded back to state court two climate liability suits brought against oil companies. A city and county in Maryland had sued the companies in state court, alleging they concealed climate-related harms caused by fossil fuels. The companies removed the suits to federal court based o...

A district court granted in part and denied in part an oil company's motion to dismiss a CWA and RCRA citizen suit brought by an environmental group. The group alleged 14 counts against the company, arguing it violated the CWA and RCRA by failing to prepare its bulk storage and fuel terminal in New ...

The New Mexico Supreme Court overturned regulations promulgated by the State Game Commission in 2017 that outlined a process for landowners to obtain a certificate allowing them to close public access to segments of public water flowing over private property. Outdoor recreation advocates challenged ...

The Third Circuit affirmed two district courts' orders remanding back to start court two climate liability suits bought against oil companies. Delaware and the city of Hoboken sued the companies in state court for state-law torts. The companies removed the suits to federal court, arguing removal was...

The Ninth Circuit vacated FERC orders that held the California Water Resources Control Board had waived its authority to ensure certain hydroelectric projects complied with state water quality standards. The Board and environmental groups petitioned the court to review FERC's findings that the Board...

The Ninth Circuit affirmed a district court order remanding to state court two climate liability suits against numerous oil and gas companies. The city and county of Honolulu and the county of Maui sued in state court, arguing the companies knew about climate change, understood the harms that energy...