The clock is ticking on the Colorado River. The seven states that use its water, including Arizona, are nearing a 2026 ...

As Colorado River stakeholders scramble to negotiate the basin’s long-term operational guidelines, the Trump administration ...

A top Interior Department official told negotiators they must have a plan by Nov. 11 or face the federal department taking ...

State water leaders appear to be coalescing behind a new proposal for sharing the Colorado River after talks were stuck in a ...

The seven states that share the Colorado River are floating a new concept for how water could be shared in the future, marking forward progress after a long standoff between the Upper Basin and ...

Ted Cooke helped Arizona and the Central Arizona Project strike previous deals on the Colorado River. Now he's tasked with ...

Four major Front Range water agencies have requested a state hearing to fully air their objections to a Western Slope plan to ...

The worst-case forecast has Lake Powell falling to low enough levels by the end of next year to halt electricity production ...

Thirty federally recognized tribes lay claim to a fourth of the Colorado River, a vital water source for 40 million people living in the western U.S. and Mexico.

Arizona’s water chief is offering a new path out of the morass in Colorado River negotiations — a proposal to tie future ...

The long-term drying of the American Southwest poses a gathering and measurable threat to hydropower generation in the Colorado River basin. Should Lake Mead, the reservoir formed by Hoover Dam, ...

Under Biden last year, the U.S. Bureau of Reclamation finalized a decision to allow releases of water to bypass Glen Canyon ...