During a tour of the Western Slope last week, U.S. Sen. John Hickenlooper, D-Colo., said he was frustrated with the pace of ...

Both water quantity and quality are important in the dry climate of Nevada. Now, a proposal from the Environmental Protection ...

Arizona relies on the Colorado River to feed the nation and keep major cities humming. But the state could be in line for a lot less water soon.

In the 1930s, workers bored a 13-mile tunnel beneath Mt. San Jacinto. Here's a look inside the engineering feat that carries ...

With summer coming, more people are expected to be having fun on the water. Zebra Mussels could have an impact on these ...

Fallowing can be a touchy subject with agriculture producers, who fear losing their water rights or losing their livelihood.

Dust-on-snow is a major threat to water in the Colorado River, yet no snowmelt forecasts integrate dust-accelerated melt. Using pioneering remote sensing techniques, new research is the first to ...

Phoenix has gained a reputation as a hot, dry and unsustainable city in part because of national media coverage, panelists ...

He pointed to the Shoshone hydroelectric plan in Glenwood Canyon, the source of a historic water rights deal, as an example.

The Metropolitan Water District recently took a group of visitors to see the 13-mile tunnel beneath Mt. San Jacinto that delivers water to Southern California.

Listen to an audio version of this story below. Humans have the technology to literally make snow fall from the clouds. In ...