Arizona will again go without 18% of its total Colorado River allocation, while Mexico loses 5%. The reduction for Nevada — ...

Arizona's Colorado River shortages will continue in 2026, but dry conditions and expiring agreements pose more uncertainty.

Federal officials are expected to project next year's water shortage on Aug. 15. Arizona doesn't expect to lose more until at ...

Arizona, Nevada and Mexico will be subject to substantial cuts from their Colorado River allocations for the third year in a ...

California shoots pointed words at states upriver, as negotiators struggle toward sharing supplies. Without a deal, the Trump ...

New data from the Bureau of Reclamation puts the river and its reservoirs in formal shortage conditions. Policymakers are ...

The Colorado River is in an "unprecedented drought," putting pressure on state leaders and limiting recreation access for ...

Arizona will again live with less water from the Colorado River as drought lingers in the West, federal officials announced ...

Long-standing water-use agreements allocate more water than the river and its basin actually contain, forcing users to cut ...

After one of the Colorado River’s driest years in decades, Lake Mead and Lake Powell — the largest reservoirs in the country ...

Statement by Kevin Moran, AVP, Regional Affairs, Environmental Defense Fund ...