The Arizona Department of Water Resources is currently moving forward with a process to legally regulate groundwater pumping ...

Since 2014, an influx of out-of-state interests have drilled nearly 200 agricultural wells in Mohave County’s Hualapai Valley groundwater basin, straining the aquifer and putting residential water sup ...

Hit the road! These Arizona scenic drives offer breathtaking views and unforgettable stops perfect for any road trip.

The states have been negotiating for years, stuck at an impasse over how much water must reach downstream communities in the ...

Groundwater extraction has caused parts of the Willcox Basin to subside by up to 12 feet since the 1950s. New research ...

Earthquake today: A 4.1-magnitude earthquake struck California on Tuesday with tremors in Paso Robles, and Atascadero and ...

As NASA prepared astronauts for its second mission into space, National Geographic had exclusive behind-the-scenes access for ...

Plans for a 230-mile transmission line threaten Nevada’s wilderness and have united hunters and wildlife groups ...

1925: Flagstaff’s new depot will be opening on the 10th of next month. The opening will be formal, it is said, and ...

With tensions building over the dwindling Colorado River water supply, Wyoming needs to make some tough decisions, state ...

A new study reveals that the impact of the Meteor crater may have caused a landslide that flooded the Grand Canyon 56,000 years ago.

Momentum behind Wyoming’s uranium industry continues to build, with the U.S. Interior Department giving it a boost Friday by ...