For more than 60 years, Glen Canyon Dam in Arizona has helped to ensure water and power for millions of people in the West.

While the seven Colorado River Basin states try to reach agreement over how to divvy up diminishing flows in the Colorado ...

Finished in 1963, Glen Canyon Dam in Arizona remains at the center of an environmental and cultural controversy.

"If we lose power at Glen Canyon and Hoover Dam, that's a big problem for the West," a Nevada water official said.

Glen Canyon National Recreation Area's visitors are shrinking along with Lake Powell.

Rising water temperatures across the Colorado River and its reservoirs are creating new challenges for water treatment ...

Negotiators are focusing on a five-year agreement for sharing water from the shrinking river. Experts say that would provide ...

Low snow totals across the Colorado River basin are threatening to shrink major reservoirs and making water managers anxious.

The Upper Colorado River Basin snowpack is at the lowest levels in at least three decades, raising the prospect of ...

Arizona and Colorado officials are building war chests for possible future litigation over Colorado River water rights even as the states try to negotiate an agreement .

With water levels at Lake Powell sitting at 27% and record low snowpack in Utah, residents and boaters are concerned about ...