Arizona joins Nevada in fight over Colorado River water cuts

Summary

Arizona has joined Nevada in a legal battle against the Trump administration’s proposed cuts to their shares of the Colorado River. The Guardian reports that the Interior Department announced restrictions this summer that could reduce water supplies to Arizona, California and Nevada over the next two years, depending on the river’s condition.

Timeline

1. The Guardian

   17 Oct 2026, 23:40 UTCSource ↗

   The Guardian reports that Arizona has joined Nevada’s legal challenge to proposed Colorado River water cuts after the Interior Department announced restrictions that could reduce supplies to lower-basin states.