Under Biden last year, the U.S. Bureau of Reclamation finalized a decision to allow releases of water to bypass Glen Canyon Dam’s hydropower infrastructure to curb invasive fish populations.

To critics, Glen Canyon Dam was one of the U.S.'s biggest environmental mistakes. But it generates electricity for about 5 million people in seven states.

Still, experts say removing it is only one step toward dealing with invasives below Glen Canyon Dam. In recent years, the dam has sent pulses of cold water through the river to shock invasive species.

The clock is ticking on the Colorado River. The seven states that use its water are nearing a 2026 deadline to come up with ...

Before the recent project, those fish would gravitate toward ... Still, experts say removing it is only one step toward dealing with invasives below Glen Canyon Dam. In recent years, the dam has sent ...

California and six other states that use water from the Colorado River are nearing a 2026 deadline to come up with new rules for sharing shrinking supplies.

Interior Secretary Stewart Udall, right, with Ladybird Johnson during the official dedication of Glen Canyon Dam near Page, Ariz. on Sept. 22, 1966. The Glen Canyon Bridge is in the background.

But for those who wanted to get out of the house, there were fireworks shows, parties and concerts happening around metro Phoenix. If you plan to light your own fireworks, it's a good idea to ...

Glen Canyon Dam Interior Secretary Stewart Udall, right, with Ladybird Johnson during the official dedication of Glen Canyon Dam near Page, Ariz. on Sept. 22, 1966.

The Southwest and Rocky Mountain states are reviewing a plan that could split Colorado River water based on actual flows, not storage.

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