• Military and Out-of-State Exemptions for Vehicle Emissions Tests Are Now Online
  • Learn About Financial Assistance Opportunities with Expanded Eligibility for the Underground Storage Tank Preapproval Program & Time-Barred Claims Program
  • Click Here for a How-to Video About Registering for the Operator Certification Exam
  • Didn't Pass the Emissions Test...Don't pass this up!
  • Program Provides Reimbursement for Certain Tank Site Improvements
  • Search ADEQ Databases online

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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03/15/19 - COMMENT PERIOD ENDS | Preliminary Decision to Issue an Aquifer Protection Permit (APP) for Page Springs Cellars Wastewater Treatment System
On Friday, March 15, 2019,... See Notice
02/15/19 - COMMENT PERIOD BEGINS | Preliminary Decision to Issue an Aquifer Protection Permit (APP) for Page Springs Cellars Wastewater Treatment System
On Friday, Feb. 15, 2019, the... See Notice
02/14/19 - COMMENT PERIOD BEGINS | Preliminary Decision to Issue an Aquifer Protection Permit (APP) to City of Surprise for Recharging Facility
On Thursday, Feb. 14, 2019,... See Notice
03/14/19 - COMMENT PERIOD ENDS | Preliminary Decision to Issue an Aquifer Protection Permit (APP) to City of Surprise for Recharging Facility
On Thursday, March 14, 2019,... See Notice
03/29/19 - COMMENT PERIOD ENDS | Request for No Further Action Determination for AFFC Pipeline 23rd Avenue Release VRP Site
On Friday, March 29, 2019,... See Notice
02/14/19 - COMMENT PERIOD BEGINS | Request for No Further Action Determination for AFFC Pipeline 23rd Avenue Release VRP Site
On Thursday, Feb. 14, 2019,... See Notice

New Events | Meetings | Hearings

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01/30/19 - WORKSHOP | Safe Drinking Water Rule Review :

ADEQ is holding... See Event Details

02/07/19 - PUBLIC MEETING | Underground Storage Tank (UST) Draft Rule :

ADEQ invites... See Event Details

02/12/19 - STAKEHOLDER MEETING | Waters of the United States (WOTUS) Rule Revision | Flagstaff :

ADEQ invites... See Event Details

02/12/19 - PUBLIC MEETING | On-site Wastewater Advisory Committee (OWAC) :
... See Event Details
02/21/19 - PUBLIC EVENT | Solid and Hazardous Waste Programs Workshop - Phoenix :
... See Event Details
02/26/19 - WORKSHOP | FREE Training for Owners and Operators of UST Systems :

ADEQ is offering... See Event Details

02/26/19 - PUBLIC MEETING | Shannon Road/El Camino Del Cerro WQARF Site CAB Meeting :
... See Event Details
02/27/19 - WORKSHOP | FREE Training for Owners and Operators of UST Systems :

ADEQ is offering... See Event Details