The turbines inside Hoover Dam could lose roughly 40 percent of their generating capacity by this fall, a consequence of a ...

Add Yahoo as a preferred source to see more of our stories on Google. The Colorado River's decline threatens hydropower at Glen Canyon Dam. Now, officials are looking at retooling the dam to deal with ...

As Colorado River negotiations build toward a Feb. 14 deadline, few are talking about design flaws in the dam that holds back Lake Powell. Floyd Dominy, the commissioner of the federal Bureau of ...

Glen Canyon Dam, completed in 1963, was not designed to be operated at extremely low water levels in Lake Powell. The decline of Lake Powell is putting hydropower generation and downstream water ...

Savior of the West or destroyer of nature? Completed in 1963, the Glen Canyon Dam continues in a swirl of controversy, reflecting Arizona's longtime struggle over growth vs. preservation. It's the ...

Decades into a megadrought, proponents of mothballing the 710-foot dam say now is the time to drastically rethink management of the depleted Colorado River. In the fall of 1956, President Dwight ...

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 ...

Low snowpack in the Colorado River headwaters threatens hydropower production at Glen Canyon Dam, where water levels continue to drop. The low levels also threaten fish. Dam managers plan to bypass ...

This story was originally published by High Country News. Floyd Dominy, the commissioner of the federal Bureau of Reclamation in the 1960s, was largely responsible for the construction of Glen Canyon ...

The desiccation of the Colorado River has left Lake Powell, the country’s second-largest reservoir, at just 23% of capacity, its lowest level since it was filled in the 1960s. With the reservoir now ...