Arizona is gearing up for a potential legal showdown to safeguard its water rights amid growing tensions over the Colorado ...

A coalition is working to add federal protections to the Upper Verde River and Sycamore Creek via a Wild and Scenic River ...

Arizona is hoping for consensus but preparing for a possible legal battle as it negotiates a new multistate agreement over ...

While there might not be as many freshwater species, Northern Arizona University researchers say it would still hurt areas like the Colorado River.

More than $24 million has been awarded to Arizona Game and Fish by the USDA in an effort to sustain tens of thousands of ...

The committee also voted in support of two bills that would allow groundwater pumping regulations in protected areas to be ...