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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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11/22/20 - COMMENT PERIOD ENDS | Proposed Termination of Corrective Action Plan for a Leaking UST at Bob's Shell and Food Mart in Pinal County
On Sunday, Nov. 22, 2020, the... See Notice
10/23/20 - COMMENT PERIOD BEGINS | Proposed Termination of Corrective Action Plan for a Leaking UST at Bob's Shell and Food Mart in Pinal County
On Friday, Oct. 23, 2020, the... See Notice
10/26/20 - COMMENT PERIOD BEGINS | Preliminary Decision to Issue a Significant Amendment to an APP for the Agua Nueva Water Reclamation Facility
On Monday, Oct. 26, 2020, the... See Notice
11/24/20 - COMMENT PERIOD ENDS | Preliminary Decision to Issue a Significant Amendment to an APP for the Agua Nueva Water Reclamation Facility
On Tuesday, Nov. 24, 2020,... See Notice
10/15/20 - COMMENT PERIOD BEGINS | Preliminary Decision to Issue a Significant Amendment to an APP for the Inscription Canyon Ranch Wastewater Treatment Plant
On Thursday, Oct. 15, 2020,... See Notice
11/14/20 - COMMENT PERIOD ENDS | Preliminary Decision to Issue a Significant Amendment to an APP for the Inscription Canyon Ranch Wastewater Treatment Plant
On Saturday, Nov. 14, 2020,... See Notice

New Events | Meetings | Hearings

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10/13/20 - WEBINAR | New Source Performance Standard, Subpart OOO - Nonmetallic Minerals Processing :

ADEQ is holding... See Event Details

10/15/20 - PUBLIC MEETING | West Central Phoenix WQARF Sites Public Meeting :
... See Event Details
10/20/20 - PUBLIC MEETING | Arizona State Emergency Response Commission (AZSERC) :

The Arizona... See Event Details

10/26/20 - PUBLIC MEETING | Yavapai County Criminal Justice Center Discussion :

ADEQ is holding... See Event Details

10/27/20 - WEBINAR | Safe Drinking Water Rule Review for Owners/Operators/Managers of Public Water Systems :

ADEQ is holding... See Event Details

11/03/20 - STAKEHOLDER MEETING | Seeking Input for ADEQ's Capacity Development Strategy Revision :

Water system... See Event Details

11/05/20 - WORKSHOP | Biohazardous Medical Waste Rulemaking :

ADEQ is holding... See Event Details

11/12/20 - WEBINAR | Asset Inventory and Mapping for Small Water System Owners/Operators/Managers :

ADEQ invites... See Event Details