As southwestern states struggle to reach a new Colorado River agreement, a different kind of drought is affecting the ...

A new report from Colorado River researchers found water levels at the nation’s two largest reservoirs are dropping fast and ...

River use needs to be cut now, researchers urge, to avoid putting the river system in a very difficult to potentially ...

A group of leading experts on the Colorado River say Western states urgently need to cut water use to avert a deepening crisis.

A new report finds that Lakes Mead and Powell, the nation’s largest reservoirs, could store just 9 percent of their combined ...

Arizona water officials expect the state’s mandated reductions in use of Colorado River water to hold steady next year but potentially worsen after that unless a wet winter in the Rocky Mountains ...

Negotiators representing the seven basin states are working to finalize a new usage agreement before the current framework ...

Study reveals Colorado River's dire state despite conservation. Water cuts urged for the West as demand soon to surpass supply by millions of acre-feet.

The authors of a new study say the Colorado River's huge reservoirs hold less useable water than the numbers suggest.

Arizona mayors are presenting a united front in the fight over water. "We are facing unprecedented challenges," said Central Arizona Project's General Manager. Roughly 30% of Arizona's water supply ...

Immediate and substantial reductions” in Colorado River water use could be needed much sooner than anyone predicted, according to a study published last week.

A recent study from Arizona State University revealed that the sinkig is caused by the rapid acceleration of groundwater use ...