Federal officials have discovered damage inside Glen Canyon Dam ... reservoir, now sits at 33% of capacity — its surface about 68 feet above the lowest level at which the dam can continue ...

In recent years, they have fallen to historic lows then recovered somewhat thanks to above-average recent winter precipitation and water conservation. The structural problems at Glen Canyon Dam ...

Most remaining humpback chub now live at the confluence of the Colorado and Little Colorado rivers in the Grand Canyon. Failure to prevent bass from passing through Glen Canyon Dam and reproducing ...

But when the Glen Canyon Dam was built in 1963, it created Lake Powell for river water storage and drowned the native flora in Glen Canyon and its many side canyons.

Glen Canyon National Recreation Area tries a novel approach to control brown trout. The pay-to-play mentality has been flipped on its head along a 15.5-mile stretch of the Colorado River south of Glen ...

The park also contains the Glen Canyon Dam, which was completed in 1963, creating Lake Powell and changing the surrounding environment dramatically. Visitors can kayak the Colorado River which flows ...

Glen Canyon Dam managers will flush cold water from deep in Lake Powell into the Colorado River to help prevent invasive smallmouth bass from colonizing the Grand Canyon, federal officials ...