• Drinking Water monitoring and reporting violations are going paperless - contact a coordinator to confirm your system's email address
  • Save up to $900 on emissions-related repairs using the Voluntary Vehicle Repair Program
  • UST reporting now available in myDEQ - Click to learn more and register for an account today
  • Learn ways you can help protect Arizona waters
  • Sanitary sewer overflow (SSO) and bypass reporting goes paperless with myDEQ

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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01/20/22 - COMMENT PERIOD BEGINS | Draft Remedial Investigation Report for ChemResearch Facility at West Van Buren WQARF Site
On Thursday, Jan. 20, 2022,... See Notice
01/18/22 - COMMENT PERIOD ENDS | Draft Remedial Investigation Report for ChemResearch Facility at West Van Buren WQARF Site
On Monday, March 21, 2022,... See Notice
02/14/22 - COMMENT PERIOD ENDS | Proposed Leaking UST Cleanup at Terrible Herbst in Lake Havasu City
On Feb. 14, 2022, the public... See Notice
01/14/22 - COMMENT PERIOD BEGINS | Proposed Leaking UST Cleanup at Terrible Herbst in Lake Havasu City
On Jan. 14, 2022, the public... See Notice
02/10/22 - COMMENT PERIOD ENDS | Proposed Leaking Underground Storage Tank Case Clean Up in Phoenix
On Feb. 10, 2022, the public... See Notice
01/10/22 - COMMENT PERIOD BEGINS | Proposed Leaking Underground Storage Tank Case Clean Up in Phoenix
On Jan. 10, 2022, the public... See Notice

New Events | Meetings | Hearings

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01/25/22 - WEBINAR | Demo of New Upcoming Features in myDEQ :

Based on your... See Event Details

01/25/22 - PUBLIC HEARING | Vehicle Emissions Control (VEC) Article 10 Update - Testing Types :

ADEQ is holding... See Event Details

01/27/22 - WEBINAR | Demo of New Upcoming Features in myDEQ :

Based on your... See Event Details

01/31/22 - PUBLIC HEARING | Proposed Expedited Air Quality Rulemaking :

ADEQ is holding... See Event Details

02/14/22 - VIRTUAL PUBLIC HEARING | Proposed Underground Injection Control Program Rulemaking :

ADEQ is holding... See Event Details

02/18/22 - PUBLIC HEARING | Proposal to Renew the Hot Mix Asphalt Plant Air Quality General Permit :

ADEQ has... See Event Details

02/18/22 - PUBLIC HEARING | Proposal to Renew the Crushing and Screening Plant Air Quality General Permit :

ADEQ has... See Event Details

03/08/22 - PUBLIC MEETING | Draft Remedial Investigation Report for ChemResearch Facility at West Van Buren WQARF Site :

ADEQ released... See Event Details