California, Arizona and Nevada are urging the Trump administration to change course on the Colorado River. The states are ...

Water recycling can lessen the burden on the Colorado River Basin, but just 26% of treated municipal wastewater is reused ...

When the river hits Arizona, water dynamics become much ... 325 real-time streamgages, 20,000 water diversions, 22 large dams, nine eddy covariance towers, and four high orbit satellites that ...

Arizona is well known for its beautiful desert habitat. But there are also plenty of lakes you can visit, despite the arid ...

In Arizona, Calvin Coolidge put aside the role ... I do not suppose I am expected to speak to the dam and the water. Anything I might say to them would be of little effect. They will stand there ...

Arizona is has the second-highest rate of wastewater reuse in the Colorado River basin, according to a new study. And it plans to increase that rate.

All 28 hikers rescued near Arizona Hot Springs have been accounted for and medically evaluated, officials said Wednesday.The ...

There's a legal battle underway between Denver Water and environmental groups over the Gross Reservoir Dam project.

The infrastructure problems at the dam in northern Arizona have come into focus over the last few years. If the levels of ...