Roerink called for the Biden administration to bring its analysis of Glen Canyon Dam’s vulnerabilities into its ongoing process of considering long-term plans for reducing water use. The Bureau ...

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 ...

GRAND CANYON NATIONAL PARK, Ariz.— Federal researchers reported Wednesday that despite last fall’s eradication efforts the number of invasive smallmouth bass more than doubled in the Colorado River ...