The seven states that share the Colorado River are floating a new concept for how water could be shared in the future, ...

Colorado Parks and Wildlife found a single zebra mussel larva in the Colorado River near New Castle in early June, the latest ...

Jay Famiglietti, a global futurist professor at Arizona State University and one of the authors of the research, said ...

Furthermore, there are more than 7,500 miles of tributaries in Texas’ Colorado River Basin, spanning nearly 39,900 square miles, that feed the river.

The Colorado River basin has lost a Lake Mead’s worth of water in the last 20 years — and scientists say we’re passing a "critical point" where pumping groundwater will become too expensive.

Colorado River Basin states are almost, sort of, close to a small compromise in their negotiations that focuses on matching ...

But as fast as the river itself is drying up, the groundwater in the area surrounding it is disappearing faster. Since 2003, the region has lost as much as 42.5 cubic kilometers of groundwater, or ...

Ted Cooke helped Arizona and the Central Arizona Project strike previous deals on the Colorado River. Now he's tasked with ...

The Southwest and Rocky Mountain states are reviewing a plan that could split Colorado River water based on actual flows, not storage.