Our Mission

To protect and enhance public health and the environment.

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Welcome to ADEQ

New Public Notices

Apr.25 - COMMENT PERIOD BEGINS | Revised Stormwater Management Plan for Arizona Department of Transportation AZPDES MS4 Individual Permit
On Tuesday, April 25, 2017, the public comment period will begin for the issued statewide Arizona Pollutant... See Notice
May.25 - COMMENT PERIOD ENDS | Revised Stormwater Management Plan for Arizona Department of Transportation AZPDES MS4 Individual Permit
On May 25, 2017, the public comment period will end for the issued statewide Arizona Pollutant Discharge... See Notice
Apr.25 - COMMENT PERIOD BEGINS | Proposed AZPDES MS4 General Permit Coverage to Carl T. Hayden VA Medical Center
On Tuesday, April 25, 2017, the public comment period will begin for the proposed issuance of Arizona... See Notice
May.25 - COMMENT PERIOD ENDS | Proposed AZPDES MS4 General Permit Coverage to Carl T. Hayden VA Medical Center
On May 25, 2017, the public comment period will end for the proposed issuance of Arizona Pollutant Discharge... See Notice
Jun.9 - COMMENT PERIOD ENDS | Hazardous Waste Permit for U.S. Army Garrison Yuma (USAGY)
On June 9, 2017, the 45-day public comment period will end for the intention to issue a hazardous waste... See Notice
Apr.25 - COMMENT PERIOD BEGINS | Hazardous Waste Permit for U.S. Army Garrison Yuma (USAGY)
On Tuesday, April 25, 2017, the 45-day public comment period begins for the intention to issue a hazardous... See Notice

New Events | Meetings | Hearings

May.2 - Air Quality Compliance & Permits Workshop | Kingman :
ADEQ Air Compliance staff will make presentations on the following:... See Event
May.23 - Air Quality Compliance & Permits Workshop | Yuma :
ADEQ Air Compliance staff will make presentations on the following:... See Event
May.3 - Air Quality Compliance & Permits Workshop | Prescott Valley :
ADEQ Air Compliance staff will make presentations on the following:... See Event
May.8 - Air Quality Compliance & Permits Workshop | Safford :
ADEQ Air Compliance staff will make presentations on the following:... See Event