Federal officials have discovered damage inside Glen Canyon Dam that could force limits on how much Colorado River water is released at low reservoir levels, raising risks the Southwest could face ...

Plumbing problems at Glen Canyon Dam, the dam holding back the second-largest reservoir in the U.S., are spurring concerns about future water delivery issues to Southwestern states supplied by the ...

Climate-driven declines in Colorado River flows and historically low Lake Powell levels have caused warm water and smallmouth bass, green sunfish, walleye and other nonnative fish to pass through Glen ...