Bureau of Reclamation Finalizes 10-Year Colorado River Cut Plan as 19-Year Rules Expire
Updated
Updated · The Washington Post · Jul 15
Bureau of Reclamation Finalizes 10-Year Colorado River Cut Plan as 19-Year Rules Expire
3 articles · Updated · The Washington Post · Jul 15
Summary
Federal officials are preparing to impose new Colorado River operating rules this summer after seven basin states failed to agree on a replacement for shortage regulations expiring at year-end.
A 10-year framework under consideration would be revisited every two years and could lean on a Lower Basin proposal to save 1.25 million acre-feet annually, though scientists say roughly twice that is needed.
The plan comes as river flows have run about 30% below early-20th-century levels since 2000, while Lake Powell and Lake Mead sit below 30% of capacity after years of overuse and drought.
Arizona is seen as most exposed because many of its users hold junior rights; deeper cuts could hit farms, cities, hydropower and industries from semiconductors to copper.
The Colorado supplies 40 million people, 30 tribes and 5.5 million irrigated acres, and any steep federal cuts could trigger lawsuits that ultimately push the river fight toward the Supreme Court.
As a 100-year-old water law fails, can local deals between cities and tribes rewrite the future of the American West?
With 70% of the river used for farming, will saving Western cities mean the end of their agricultural heartland?
Can restoring the land itself create more water than legal battles over what's left?
2026 Federal Intervention on the Colorado River: 10-Year Plan Imposes Major Water Reductions Amid State Deadlock
Overview
In June 2026, the Bureau of Reclamation announced a new 10-year federal management plan for the Colorado River, set to take effect at the end of 2026. This direct federal intervention came after the basin states repeatedly failed to reach a consensus on water management, missing two key deadlines. The plan requires renegotiation every two years and introduces significant water cuts, especially for the Lower Basin states—up to 40% or 3 million acre-feet annually. These tough measures are considered necessary to stabilize the river system and address the ongoing water crisis in the region.