Central Arizona Project Seeks to Join Lawsuit Over Proposed Colorado River Cuts
The Central Arizona Project (CAP) in Phoenix is seeking to join a lawsuit against the federal government over proposed cuts to Colorado River water allocations, asserting the cuts are illegal and violate water compacts.

Phoenix, AZ, October 27, 2026 —
The Central Arizona Project (CAP), based in Phoenix, is seeking to join a lawsuit against the federal government over proposed cuts to Colorado River water allocations. CAP asserts that the proposed cuts are illegal and violate water compacts, according to the information provided.
The summary does not identify the lawsuit, the parties already involved, or the specific federal proposal at issue. It also does not say what amount of water the proposed cuts would affect, which allocations would be changed, or which compacts CAP says would be violated. No court, filing date, or next procedural step is provided.
CAP’s request to join the case is described as being sought; the available information does not establish whether a court has granted that request. It likewise does not provide a response from the federal government or other parties, or indicate whether a judge has ruled on the underlying challenge. The stated dispute centers on the legality of the proposed allocation cuts and their relationship to water compacts. Further details about the proposal, CAP’s legal arguments, and the lawsuit’s status were not included in the summary.
Story summarized from the original created by David Baker on www.azfamily.com, see more information here.
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