Downstream states make their Colorado River play

By Annie Snider | 05/04/2026 01:11 PM EDT

Arizona, California and Nevada are offering to cut their offtake from the drought-stricken waterway by roughly a third. But only if the Trump administration agrees to their terms.

An aerial view of the Colorado River.

An aerial view of the long-depleted Colorado River, flowing into Mexico past the border barrier, on May 26, 2023, near Yuma, Arizona. States along the drought-stricken Colorado River, a source of drinking water for 40 million people, are struggling to agree on a plan to share its dwindling flows. Mario Tama/AFP via Getty Images

With the drought-stricken Colorado River teetering on the brink of disaster and negotiations deadlocked over a water-sharing deal among the seven states that share it, Arizona, California and Nevada have made the Trump administration an offer that could provide a way out of the immediate crisis.

But there are strings attached.

The three downstream states submitted a proposal to Interior late Friday that would have them conserve at least 3.2 million acre-feet of water over the next two years — roughly a third of what they say they are legally entitled to. The amount adds up to the deepest cuts they have agreed to take yet.

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The deal is premised, however, on a handful of controversial assumptions that are alarming the upstream states with whom they have been brawling — and those states are already making their objections known

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