Arizona water officials are concerned that a series of important steel tubes buried well underneath Glen Canyon Dam were damaged from an experiment in releasing extra water and sediment through ...

Newly discovered damage in Glen Canyon Dam would require releasing less water at low reservoir levels — a problem that increases water risks in the Southwest.

Damage to Glen Canyon Dam reveals vulnerabilities of the entire Colorado River system Recently discovered issues could affect how Upper Basin states deliver water to Lower Basin states.

Plumbing issues at Glen Canyon Dam, which holds back the second-largest reservoir in the U.S., are causing concerns about future water delivery to southwestern states.

Glen Canyon Dam, which forms Lake Powell, is a concrete arch dam constructed from 1956-1964 to store water in the Colorado River Basin.

Newly discovered damage to part of the dam holding back America's second-largest reservoir has people who rely on the Colorado River worried about their ability to get the water they need.

The Colorado River's decline threatens hydropower at Glen Canyon Dam. Now, officials are looking at retooling the dam to deal with low water levels.

The Glen Canyon Dam holds back Colorado River water to create Lake Powell in Page, Arizona on April 15, 2023. The flight for aerial photography was provided by LightHawk.