Federal officials have confirmed that they will not flood the Grand Canyon this spring, citing ongoing work on Glen Canyon Dam and in the Colorado River downstream. Colorado River advocates say ...

Tribal lands, such as those belonging to the Havasupai, Hualapai, Navajo and Hopi Nations, require special permits for access ...

Critics argue that failing to flood the Grand Canyon on a regular basis causes its beaches to wash away and has a devastating impact on its wildlife. The Bureau of Reclamation has said it will not ...

Thirty federally recognized tribes lay claim to a fourth of the Colorado River, a vital water source for 40 million people ...

The Cambrian-age Tonto Group is a set of rocks famous for holding clues to the burst of new life that reshaped Earth 500 ...

The Grand County Sheriff's Office found the missing rafter, Thomas Russell, nearly a year after the rafting accident.

An 1869 expedition led by John Wesley Powell sailed out of the Grand Canyon on the Colorado River in the first official ...

By Sydney Isenberg Click here for updates on this story GRAND COUNTY, Colorado (KMGH) -- The body of a rafter who went missing ...

The body of a missing man was found almost one full year after he went missing following a rafting accident on the Colorado ...

Federal agencies have finished digging out a side channel below Glen Canyon Dam that's been a breeding ground for nonnative ...

Invasive fish: Cold water shots into the Colorado River slow a bass invasion in the Grand Canyon Those who had anticipated a rejuvenating flood said they appreciate the need to protect native fish ...