For the third year in a row, the San Pedro River is in danger of running dry at a key monitoring station northeast of Sierra Vista. Federal hydrologists say the river could dry up at the Charleston ...
Add Yahoo as a preferred source to see more of our stories on Google. Colorado River water flows in the Central Arizona Project aqueduct beside a neighborhood in Phoenix. (Kelvin Kuo / Los Angeles ...
Tourists view the Glen Canyon Dam at the Carl Hayden Visitors Center in Page, Arizona, on July 10, 2025. Lake Powell, the nation's second-largest reservoir, is now less than one-third full. (Rebecca ...
The state is having one of the warmest winters on record — the implications could stretch into spring and summer.
Time is ticking for states that share the shrinking Colorado River to negotiate a new set of governing rules. One major sticking point, which has the potential to thrust the parties into a protracted ...
The Colorado River’s massive reservoirs are now so depleted that another dry year could send them plunging to dangerously low levels, a group of prominent scholars warns in a new analysis. The ...
The Colorado River, which provides water across the Southwest, has lost about 20% of its flow in the last quarter-century, and its depleted reservoirs continue to decline. But negotiations aimed at ...
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