A reader submitted a suggestion to facilitate water transfer to Arizona. A Western water expert and an infrastructure ...

By Andrew Hay July 2 (Reuters) - The U.S. Bureau of Reclamation is considering adopting much of a proposal by Arizona, ...

Arizona may soon pay San Diego for desalinated Pacific Ocean water in exchange for Colorado River water, as planners seek ...

Add Yahoo as a preferred source to see more of our stories on Google. Cities across central Arizona can expect markedly less Colorado River water after 2026. So, where are they going to find the water ...

Arizona’s history has always been defined by water; its scarcity, its management, and our resolve to make the most of every drop. Long ago, the Hohokam dug miles of canals through the Salt River ...

The severe water shortage has resulted in the near-entire fish population of the reservoir being killed off earlier this ...

Tom Buschatzke, the state's top negotiator, has been trying to convince the Interior Department to adopt a three-state ...

Arizona communities have spent decades showing that we can thrive in the desert by making every drop of water count.

Climate patterns across the Southwest are trending toward longer and hotter seasons with less snowpack to the north. The result is less runoff to support the Colorado River, which supplies about 36% ...

Amid Arizona’s worsening groundwater crisis, the state’s new attorney general is vowing to crack down on foreign-owned farms that lease land from the state with the benefit of unlimited water pumping.

A blanket of bright green alfalfa spreads across western Arizona's McMullen Valley, ringed by rolling mountains and warmed by the hot desert sun. Matthew Hancock's family has used groundwater to grow ...