A California appellate court affirmed a lower court decision denying a municipal water district's petition challenging a water replenishment district's "water emergency"…

A district court upheld a Nevada water engineer ruling allowing a city to change the manner and place of use of surface water rights. A Native American tribe filed a petition challenging the…

A California appellate court affirmed in part and reversed in part a lower court decision approving an agreement between landowners, the Santa Maria Valley Water Conservation District, and local…

A California appellate court affirmed a lower court decision denying agricultural water users' claim that an irrigation district violated the California Environmental Quality Act (CEQA)…

The Ninth Circuit affirmed a lower court decision granting summary judgment in favor of the U.S. government on claims challenging the DOI's accounting of approximately 9,000 acre feet of…

The Supreme Court of Washington held that state law does not limit the amount of water that can be withdrawn from groundwater for livestock-watering purposes. Local farmers and environmentalists…

A California appellate court reversed and remanded a lower court decision invalidating a settlement agreement between the state and three water and irrigation agencies concerning the intra-state…

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…

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…

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…