A California appellate court reversed and remanded a lower court decision denying water districts' motion to amend a 1961 judgment that imposed a "physical solution" on the West Coast groundwater basin. The districts wanted to store water in underground dewatered storage spaces of the basin that...

The Tenth Circuit held that an Oklahoma city and a Texas city that entered into water contracts with one another lack standing to challenge Oklahoma's water appropriation permitting process as unconstitutional under the Commerce Clause. The claims at issue here are based on a substantive provisi...

The Tenth Circuit held that Oklahoma statutes that favor in-state water appropriation permit applicants over out-of-state permit applicants do not violate the Commerce Clause. The case arose after a Texas water district sought permits to appropriate water from Oklahoma for use in Texas. Because Okla...