PHOENIX — You may be paying more at the pump, but you’ll now pay less for emissions testing, the Arizona Department of Environmental Quality said Friday. “We’re reducing the fee from $27.75 to a flat ...

Cottonwood residents who live near an old mine waste heap are worrying about the black dust that can fill the air. Here's ...

I attended the ADEQ meeting in Corona de Tucson and feel that the criticisms of their oversight on the Copper World project overlooks the robust enforcement measures they outlined to safeguard ...

SAHUARITA, Ariz. (KGUN) — A strange white sludge that flowed through washes in the Entrada neighborhood during last year’s monsoon is again raising alarms, after similar material surged down the same ...

Lauren Baader, a hydrologist with the Arizona Department of Environmental Quality’s water division, fills up bottle after bottle of groundwater, occasionally taking droppers to apply solution. She ...

PHOENIX — The Arizona Department of Environmental Quality announced on Friday the Thatcher Company of Arizona committed multiple violations of state and federal law, resulting in a chemical leak at ...

PHOENIX — In early November, the Arizona Department of Environmental Quality, or ADEQ, unveiled what it calls a comprehensive plan on how it would safely convert wastewater into a reliable source of ...

TUCSON, Ariz. (13 News) - A lack of transparency was at the top of Benson residents’ minds as hundreds voiced their concerns to the Arizona Department of Environmental Quality over a 200-acre aluminum ...

PHOENIX — You can see it sitting over the Valley... that brown smoky smoggy cloud of pollution. The Arizona Department of Environmental Quality (ADEQ) and Maricopa County Air Quality both monitor the ...

WALKER, Ariz. - Officials with the Arizona Department of Environmental Quality say there is no imminent threat to public health after they asked people to stay away from orange-colored soil and liquid ...

PHOENIX (KVOA) - The Arizona Department of Environmental Quality (ADEQ) has led efforts to eliminate PFAS from Arizona's drinking water, ahead of federal deadlines. This achievement is part of a major ...