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 ...

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

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

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