As aquifers across the state are depleted at unsustainable rates, a new rule allows for construction without physical proof ...

The 1980 Groundwater Management Act established Arizona’s first four AMAs — Phoenix, Prescott, Tucson and Pinal.

The Colorado River basin has lost a Lake Mead’s worth of water in the last 20 years — and scientists say we’re passing a ...

An Arizona water agency took a historic vote Wednesday to pursue multiple water augmentation projects to boost the state's ...

In 2011, a large earth fissure caused by excessive groundwater pumping opened on East Parker Ranch Road in southeastern Arizona. Cochise County has some of the highest subsidence rates in the state, ...

Hudbay Minerals (NYSE:HBM) has secured the second-last permit to begin constructing its Copper World project in Arizona. The Aquifer Protection Permit, granted by the Arizona Department of ...

What was billed as a routine water-conservation workshop became a surging forum for community worry over Hudbay Minerals’ proposed Copper World mine and its impact on the local aquifer.

Arizona will provide taxpayer money to help private companies develop plans for at least two and possibly three desalination ...

After being elected in 2022, Arizona Attorney General Kris Mayes has promised to take up the fight and try to protect Arizona ...