However, continued drainage of the basin could make the water table fall so far it's basically inaccessible, experts told Live Science. The Colorado River snakes through seven U.S. states (Wyoming, ...

The cash will allow work in fire-damaged watersheds and the Kawuneeche Valley in Rocky Mountain National Park to continue.

The seven states that use water from the Colorado River — Arizona, California and Nevada comprise the Lower Basin — have just over a month left to agree on how the nation’s two largest ...

The Colorado River Basin’s groundwater supplies are dwindling, thanks to a combination of both natural events and human pumping activities, a new study has found. The critical Western system has ...

The Colorado River Basin lost an alarming amount of groundwater over the past 20 years, a new study found. Nearly 28 million acre-feet of water has been depleted from the region, nearly the volume ...

They estimated that annual groundwater losses in the Colorado River Basin have averaged more than 1.2 million acre-feet — about four times larger than the amount of water the Las Vegas area is ...

In 2021, an extremely dry year in the basin, the Upper Basin used 3.9 million acre-feet while the Lower Basin used almost 11 million acre-feet: 7.1 million acre-feet from the mainstream Colorado ...

Up-basin in Colorado River tributaries in Eagle County — where naturally occurring salinity is very low — Interstate 70 probably accounts for the largest input of salt, Kanzer said.

Upper Basin officials maintain they already suffer annual shortages of about 1.3 million acre-feet because they are squeezed by climate change and shouldn’t have to share additional cuts because their ...