Our Mission

To protect and enhance public health and the environment.

Learn More

Welcome to ADEQ

New Public Notices

Jun.26 - COMMENT PERIOD ENDS | Issue Air Quality Control Significant Permit Revision Number 65832 to Nucor Steel Kingman LLC
On June 26, 2017, the public comment period will end for the decision to issue an Air Quality Control... See Notice
May.26 - COMMENT PERIOD BEGINS | Proposed Leaking UST Case Closure for Case File 5399.01, .03
On Friday, May 26, 2017, the comment period began for the proposed closure of leaking underground storage... See Notice
Jun.26 - COMMENT PERIOD ENDS | Proposed Leaking UST Case Closure for Case File 5399.01, .03
On June 26, 2017, the public comment period ends for the proposed closure of leaking underground storage tank... See Notice
Jun.26 - COMMENT PERIOD ENDS | Proposed AZPDES Renewal Permit for Stone Castle Properties, LLC
On June 26, 2017, the public comment period will end for for the proposed issuance of an Arizona Pollutant... See Notice
May.26 - COMMENT PERIOD BEGINS | Issue Air Quality Control Significant Permit Revision Number 65832 to Nucor Steel Kingman LLC
On Friday, May 26, 2017, the public comment period began for the proposed issuance of Air Quality Control... See Notice
May.26 - COMMENT PERIOD BEGINS | Proposed AZPDES Renewal Permit for Stone Castle Properties, LLC
On Friday, March 26, 2017, the public comment period began for the proposed issuance of an Arizona Pollutant... See Notice

New Events | Meetings | Hearings

Jun.19 - PUBLIC MEETING | Cooper Road & Commerce Avenue CAB Meeting :
ADEQ is holding this public meeting to discuss the Cooper Road and... See Event
Jun.28 - PUBLIC MEETING | West Central Phoenix CAB Meeting :
ADEQ is holding this public meeting to discuss the West Central... See Event
Jun.12 - Air Quality Compliance & Permits Workshop | Phoenix :
 
ADEQ Air Quality Compliance staff presents the following topics:... See Event
Sep.12 - PUBLIC EVENT | Safe Drinking Water Rule Review Workshop :
ADEQ is holding this public event for an Operator Certification... See Event