Arizona has taken the largest hit from Colorado River water shortages, and will take more, but Gov. Katie Hobbs said other ...

The mountains that feed the Colorado River with snowmelt are strikingly dry, with many ranges holding less than 50% of their ...

National water conservation groups filed a legal petition Tuesday asking the U.S. Bureau of Reclamation to stop downstream Colorado River users from wasting water. The petition requests that the ...

Environmental groups filed a petition calling on the Trump administration to strictly enforce a regulation that requires ‘beneficial’ use of Colorado River water. The measure, which could be ...

The Colorado River District will hold one of its 11 “State of the Water” events in Silverthorne on Thursday, May 22. The event, held in partnership with the Blue River Watershed Group ...

The Colorado River makes up about half of San Diego County’s imported water supply. Now, California and the six other states that use the Colorado River are deadlocked about how to share it in ...

In Cheyenne, Wyoming, the northernmost city receiving Colorado River water, the state engineer and attorney general’s offices met with legislators on the select water committee last week to ...

The Trump administration is aiming to complete its team of top officials managing the Colorado River, as states struggle to strike a water deal.

The seven Colorado River states are trying to reach a ... Hobbs agreed, and said computer chip manufacturing in the area makes Arizona’s water security a national priority.