Customs and Border Protection did not give Fish and Wildlife exact figures for water usage for the wall in Cochise County, the report says.

As monsoon storms are making their way through Southern Arizona, the risk of flash flooding in Tucson and surrounding areas becomes very real. That’s why Pima County wants residents to be prepared.

The Douglas, Fort Grant, Bowie and San Simon areas in Cochise County and the Ranegras Plain east of Quartszite in Western Arizona have also experienced escalating subsidence rates.

“It helps connect us to the rest of Arizona, and it gives us more transportation choices within Cochise County,” said ...

An extreme heat warning is in effect for Cochise County until Monday evening. The high temperature in Sierra Vista on Father's Day will be 103, with a low of 74.

How the humble water gun became the symbol of Barcelona's anti-tourism movement NASA spots Japan's doomed 'Resilience' moon lander from orbit — and it's surrounded by far-flung debris ...

Heat will continue to build across southern Arizona and will bring extreme heat to start the week, but monsoon will soon bring relief ...

Given the scope of both legal and scientific elements of groundwater, understanding the slew of terminology can be daunting.

TUCSON, Ariz. (KVOA) - The Cochise County Sheriff's Office warns the public after a recent bear cub sighting in Hereford.

Mohave County supervisors on Monday will consider fallowing 15 acres of farmland to help conserve Colorado River water—and ...

A newly proposed brackish groundwater desalination project could deliver 28 million gallons of treated water per day to the city, officials said.