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 ...

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 ...

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 — 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 ...

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 ...

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 ...

PHOENIX, Ariz. (KVOA) - The Arizona Department of Environmental Quality (ADEQ) is inviting public comments on its preliminary decision to issue a new Underground Injection Control (UIC) Permit for the ...