The U.S. Bureau of Reclamation should start planning to modify the Glen Canyon Dam, which plugs the Colorado to form Lake ...

Glen Canyon Dam operators began slowing high flows from Lake Powell into the Colorado River Thursday, ending a 72-hour exercise aimed at improving environmental conditions through the Grand Canyon.

Grand Canyon rafters, hikers urged caution. The National Park Service is alerting river rafters, hikers and others who might be in the Canyon this week that Colorado River flows will ramp up ...

Federal operators of the Glen Canyon Dam atop the Grand Canyon opened jets to begin this surge before sunrise Monday, sending what they described as “a pulse” of water whooshing through… ...

The Paria River "occasionally and sporadically" delivers sand and sediment below the dam to Grand Canyon, Schmidt said. So does the Little Colorado River, according to the Bureau of Reclamation.

As Colorado River states race to finish a deal, water users face a resource altered by drought and climate change.

More water will be flowing through the Colorado River in the Grand Canyon than normal. VIEW E-EDITION. 25¢ for 3 mos. Support local journalism. Only 25¢ for 3 months. MANAGE ACTIVATE SIGN IN. Hi .

The Grand Canyon, one of the most iconic geological formations on Earth, may hold deeper secrets about our planet’s history ...

A conservation group says pollution and climate change are among the pressures on rivers. A stretch of the Colorado River that flows through Grand Canyon National Park is the most endangered river.