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 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 D.C. Circuit vacated a district court's grant of summary judgment to EPA in a challenge to the Agency's approval of a permitting program for coal ash disposal facilities in Oklahoma. Environmental groups challenged EPA’s approval on several grounds under RCRA and the APA, and the district cour...

The Ninth Circuit reversed a previous ruling that vacated summary judgment for a California city in a RCRA citizen suit brought by an environmental group. The group had argued the city's water wells were contaminated by hexavalent chromium that was in turn transported to city residents through its w...

The Nevada Supreme Court held, 4-3, that the state's top water official had authority to approve a groundwater management plan (GMP) that deviated from the doctrine of prior appropriation for the over-appropriated Diamond Valley Hydrologic Basin. Senior rights holders in the basin sought to invalida...