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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

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03/06/23 - COMMENT PERIOD ENDS | Request for No Further Action Determination for Former Dayton Tire Facility VRP Site in Chandler, Arizona
On March 6, 2023, the public... See Notice
02/03/23 - COMMENT PERIOD BEGINS | Request for No Further Action Determination for Former Dayton Tire Facility VRP Site in Chandler, Arizona
On Feb. 3, 2023, the public... See Notice
03/03/23 - COMMENT PERIOD ENDS | Individual Aquifer Protection Permit for the Copper Basin WRF in Pinal County
On March 3, 2023, the public... See Notice
02/02/23 - COMMENT PERIOD BEGINS | Individual Aquifer Protection Permit for the Copper Basin WRF in Pinal County
On Feb. 2, 2023, the public... See Notice
01/24/23 - COMMENT PERIOD ENDS | Renewal of AZPDES Permit AZ0026107 for the Pima County Regional Wastewater Reclamation Department
On Feb. 24, 2023, the public... See Notice
01/25/23 - COMMENT PERIOD BEGINS | Renewal of AZPDES Permit AZ0026107 for the Pima County Regional Wastewater Reclamation Department
On Jan. 25, 2023, the public... See Notice

New Events | Meetings | Hearings

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02/08/23 - WEBINAR | Technical and Financial Assistance for Small Rural Water Systems :

ADEQ invites... See Event Details

02/16/23 - WEBINAR | Successful Biomedical Waste Management: Regulations and Technologies :

ADEQ is holding... See Event Details

02/24/23 - PUBLIC MEETING | Arizona Regulatory Roadshow: The Bed, Bank & Beyond :

 ADEQ is co-... See Event Details

03/02/23 - PUBLIC MEETING | 56th Street and Earll Drive WQARF Site in Phoenix, Arizona :

ADEQ is holding... See Event Details

05/19/23 - PUBLIC EVENT | Water Utility Leadership Forum presented by NAMWUA :

Northern Arizona... See Event Details