The potential collapse of the Central Arizona Project due to continued low Colorado River flows could be a game-changer for Arizona's water use and policies, triggering vastly increased emphasis on ...

DENVER — Arizona, Nevada and Mexico will again live with less water from the Colorado River as drought lingers in the West, federal officials announced Friday. The Colorado River is a critical ...

A proposed critical minerals mine in southern Arizona that was the first added to a federal permitting process designed to be quicker and more transparent has reported water with levels exceeding the ...