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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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07/09/20 - COMMENT PERIOD BEGINS | HVF West LLC VRP Site Remedial Action Work Plan Available
On Thursday, July 9, 2020,... See Notice
08/24/20 - COMMENT PERIOD ENDS | HVF West LLC VRP Site Remedial Action Work Plan Available
On Monday, Aug. 24, 2020, the... See Notice
07/09/20 - COMMENT PERIOD BEGINS | Proposed AZPDES Permit Renewal for City of Tolleson Wastewater Treatment Plant
On Thursday, July 9, 2020,... See Notice
08/09/20 - COMMENT PERIOD ENDS | Proposed AZPDES Permit Renewal for City of Tolleson Wastewater Treatment Plant
On Sunday, Aug. 9, 2020, the... See Notice
07/09/20 - PUBLIC NOTICE | Availability of Feasibility Study for the East Central Phoenix – 48th Street and Indian School Road WQARF Site
ADEQ has completed the... See Notice
08/07/20 - COMMENT PERIOD ENDS | Draft Triennial Review of Colorado River Water Quality Standards Available
On Friday, Aug. 7, 2020, the... See Notice

New Events | Meetings | Hearings

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07/06/20 - WEBINAR | 2020 Construction General Permit (CGP) myDEQ Demonstration :

To help... See Event Details

07/23/20 - WEBINAR | Type 3 Recycled Water General Permit for a Reclaimed Water Agent myDEQ Demonstration :

To help... See Event Details

08/28/20 - WEBINAR | Arizona Groundwater/Wastewater System Operators :

ADEQ is holding... See Event Details