The overall goal is to reduce groundwater overdraft, a condition in which more water is drawn from a well or aquifer than is ...

The median age of Arizonans has only been increasing over the past decade. Here's which counties are the oldest and youngest in the state.

Queen Creek was founded by farming families, including the Schnepfs, and has quickly grown. Here's what to know about metro ...

Much-needed rain has begun to fall over Southern California, bringing relief to the drought-stricken region but also the threat of toxic runoff.

USA TODAY analysis finds 3.3 million Americans live in areas with "very high" wildfire risk and 14.8 million more at ...