Concerns that reservoirs could reach deadpool levels in the next few years are very real, with water levels down 20 percent over the past century.

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.

Western states began divvying up the Colorado’s water, building dams and diverting the flow hundreds of miles, to Los Angeles, San Diego, Phoenix and other fast-growing cities. The river now ...

A new study gives Arizona and Nevada high marks for their reuse of treated sewage effluent as a way to reduce Colorado River ...

How can dusty snowmelt influence future water flow in the Colorado River, which is responsible for supplying water to ...

The Colorado River and its reservoirs supply water to the 40 million people across the West who rely on the Colorado River.

Previous research has recorded dust-driven melt at individual study sites, but none have measured an area as large as the Colorado River’s headwaters that cross multiple states. To level up ...

Scientists believe a warming climate will have an overall drying effect on the river system ... supposed to clear that up, but the story is still complicated. Colorado has pointed out that ...

Previous research has recorded dust-driven melt at individual study sites, but none have measured an area as large as the Colorado River's headwaters that cross multiple states. To level up ...