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

About 2,000 feet deeper than the Grand Canyon, Hells Canyon was rapidly carved when a lake spilled over about 2.1 million ...

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

The proposal would base annual releases from Powell to the three Lower Colorado River Basin states — Arizona, California and ...

With dams removed from the Klamath River, a group of Indigenous youth is on a journey to descend the full length, through ...

Canyon Lake and Medina Lake are still far from full, but the heavy rainfall this week brought small improvements.

A set of Glen Canyon Dam pipes that were eroding from the inside have been recoated — two months early and under budget, ...

Visitors to Bryce Canyon National Park and Lake Powell may breathe in smokey ... which follows the Sevier River along the western edge of Bryce Canyon National Park. “Our goal is to keep the ...

Think our national parks are only good for hiking and scenic drives? Think again, says our national parks columnist.

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

Colorado has seen just eight deaths in its waters so far this year, as of Friday — a significant decline in pace compared to ...