Plumbing problems at Glen Canyon Dam, the second-largest reservoir in the U.S., are raising concerns about water delivery to southwestern states. Federal officials have identified damage to four ...

A set of four tubes known as the "river outlet works," pictured on Nov. 2, 2022, could soon be the only way for water to make it through Glen Canyon Dam.

Glen Canyon Dam holds back Lake Powell in Page, Ariz., on July 18. Glen Canyon Dam is the second-highest concrete arch dam in the United States at 710 feet tall.

Glen Canyon Dam, which creates the second-largest reservoir in the U.S., enables the distribution of Colorado River water throughout the West and generates power for seven states. It also has a ...

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.

Glen Canyon Dam, which forms Lake Powell, is a concrete arch dam constructed from 1956-1964 to store water in the Colorado River Basin. More than 30 million people in Nevada, ...

LAS VEGAS (KLAS) — A set of Glen Canyon Dam pipes that were eroding from the inside have been recoated — two months early and under budget, according to the U.S. Bureau of Reclamation. An $8.9 ...

Glen Canyon Dam normally releases water through a series of hydropower penstocks. But if Lake Powell drops to 3,490 feet in elevation, or about 46 feet from the reservoir’s current level, ...

LAKE POWELL, Ariz. — In a major push to curtail water use on the Colorado River, The Bureau of Reclamation asked the seven states that draw its water to cut their use by 2 to 4 million acre-feet.