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Our Mission

To protect and enhance public health and the environment.

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Welcome to ADEQ

New Public Notices

Sep.9 - COMMENT PERIOD BEGINS | Proposed Rulemaking for New Source Review
On Friday, Sept. 9, 2016, the comment period began for a Notice of Proposed Rulemaking (NPRM) to the state's... See Notice
Oct.11 - COMMENT PERIOD BEGINS | Proposed Rulemaking for New Source Review
On Oct. 11, 2016, the public comment period will end for a Notice of Proposed Rulemaking (NPRM) to the state'... See Notice
Oct.26 - COMMENT PERIOD ENDS | Proposed AZPDES Renewal Permit for Petro Stopping Center
On Oct. 26, 2016, the public comment period will end for the proposed issuance of an Arizona Pollutant... See Notice
Sep.26 - COMMENT PERIOD BEGINS | Proposed AZPDES Renewal Permit for Petro Stopping Center
On Monday, Sept. 26, 2016, the comment period began for the proposed issuance of an Arizona Pollutant... See Notice
Oct.26 - COMMENT PERIOD ENDS | Proposed Leaking UST Case Closure for Case File # 0144.01
On Oct. 26, 2016, the public comment period will end for proposed closure of leaking underground storage tank... See Notice
Sep.26 - COMMENT PERIOD BEGINS | Proposed Leaking UST Case Closure for Case File # 0144.01
On Monday, Sept. 26, 2016, the comment period began for the proposed closure of leaking underground storage... See Notice

New Events | Meetings | Hearings

Oct.18 - PUBLIC MEETING | On-site Wastewater Advisory Committee (OWAC) :
ADEQ is holding this public meeting for the On-site Wastewater... See Event
Sep.22 - PUBLIC MEETING | Notice of Combined Public Meeting and Possible Executive Session OGCC :
ADEQ is holding this public meeting for Arizona Oil and Gas... See Event
Sep.14 - PUBLIC MEETING | Notice of Combined Public Meeting and Possible Executive Session OGCC :
ADEQ is holding this public meeting for Arizona Oil and Gas... See Event
Sep.28 - PUBLIC EVENT | Operator Certification/Capacity Development Program Workshop :
ADEQ is holding this public event for the Capacity Development... See Event