The Trump administration announced emergency measures to send water from reservoirs high in the river basin to those downstream in the wake of a historically dry Rocky Mountain winter.

Add Yahoo as a preferred source to see more of our stories on Google. Scottsdale could lose as much as 80% of its Colorado ...

Runoff into the Colorado is at near record-low levels, and a new report calls out the need for emergency action.

The town of Cave Creek in Arizona is on the front lines of the Colorado River crisis. It will get help from Phoenix before ...

Drought has been driving water levels down on the Colorado River, but it is not the only culprit.

With a historic drought hitting the Colorado River basin, the U.S. Bureau of Reclamation is making preparations to slow ...

The multitude of water managers tasked with overseeing the drying Colorado River system stand at a dire crossroads.

Invasive species are on the march in the Colorado River, threatening everything from endangered native fish in Arizona to ...

It's opening day at Cedar Springs Marina. The family-owned recreation hotspot is preparing to welcome visitors for another ...

Scientists have solved a long-standing geological mystery about where the Colorado River flowed during a roughly ...

Scientists have uncovered the moment the Colorado River was “born,” revealing how it once pooled in a vast lake before ...