The seven states that use water from the Colorado River – Arizona, California and Nevada comprise the Lower Basin – have just ...

The Colorado River system is the lifeblood of the southwest, delivering water to 40 million people across the United States ...

A late-season rollercoaster ride this year turned into a steep decline for snowpack levels that feed the Colorado River.

The seven states on the Colorado River are spending millions of dollars to accurately measure how much water flows downstream and how much is taken out along the way. Quantifying the river's flow is ...