Heavy rain appears to have helped lift Lake Powell, while Lake Mead continues to hover around record-low levels.

Colorado River reservoirs are nearing crisis levels as demand outpaces supply, raising risks of shortages and system collapse ...

The Colorado River flows into Lake Powell before continuing downstream toward Lake Mead. Lake Mead also reached record low ...

Add Yahoo as a preferred source to see more of our stories on Google. An afternoon boating on Lake Havasu. (Matthew Micah Wright/Getty Images) At this point, it's old news to say that the Colorado ...

The two major reservoirs on the Colorado River face dire outlooks that will likely spur federal officials to restrict the amount of water flowing downstream — and decrease hydropower generation — in ...

A new study found that groundwater in the Upper Colorado River Basin declined more sharply than in the Lower Basin during a ...

New research finds the Upper Colorado River Basin lost an estimated 4.6 trillion gallons of groundwater during a severe drought, raising concerns about Western water supplies.

Transbasin diversions that fueled growth on the Wasatch Front had ramifications for farmers, the Ute Indian Tribe and the ...

BOULDER CITY, Nev. — Lake Mead, the largest reservoir in the United States, has plummeted to its lowest water level since it was filled some 90 years ago, another sign of the crisis plaguing the ...

Add Yahoo as a preferred source to see more of our stories on Google. The Colorado River system is on track for a potential "system crash" within the next few years, according to a stark new analysis ...