Colorado River experts reviewed water usage rates and found that a dry winter will 'crash' reservoirs. A wet one will only ...

Even a huge snowpack during the coming winter would only give the river basin states less than two years of storage before ...

Water experts are calling for urgent changes at Lake Powell and Lake Mead, as a dry winter could send reservoir levels ...

Environmentalists may hate dams, but the cities of Colorado’s Front Range are counting on them to support their booming population in a deepening megadrought.

New U.S. Department of the Interior data confirmed what many already feared: The Colorado River system, which pumps out water ...

Arizona and the other Colorado River Basin states are once again fighting over how to share one of the West’s most important resources. But fights over this water are nothing new.

Explore the critical threshold for hydropower at Hoover Dam as Lake Mead's water levels approach a significant drop.

Hydropower output at Hoover Dam is down by about half since 2000. Lakes Mead and Powell are approaching critical thresholds below which hydropower generation would be severely curtailed or cease.

Glen Canyon Dam on the Colorado River in northern Arizona impounds Lake Powell, where declining water levels are approaching the 3,490-ft minimum power pool that constrains hydropower generation.

Federal officials are considering cool water releases for the third consecutive year at Glen Canyon Dam in Northern Arizona ...

Officials with theLower Colorado River Authority opened a floodgate at Max Starcke Dam overnight, allowing water to flow ...

In late May, as the outside temperature approached 100 degrees, Arizona’s top water policy officials gathered in an air-conditioned Phoenix conference room. Their purpose that day was to decide ...