• High Pollution Watch in effect
  • ADEQ 2022 Budget and Legislative Agenda
  • Opt in to receive e-statements/invoices for your environmental permits/registrations instantly to your email inbox
  • Save up to $900 on emissions-related repairs using the Voluntary Vehicle Repair Program
  • 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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08/19/22 - COMMENT PERIOD ENDS | Work Plan & Risk Assessment Available for Eagle Picher Mill Parcel 30 Voluntary Remediation Site in Pima County
On Aug. 19, 2022, the public... See Notice
07/06/22 - COMMENT PERIOD BEGINS | Work Plan & Risk Assessment Available for Eagle Picher Mill Parcel 30 Voluntary Remediation Site in Pima County
On July 6, 2022, the public... See Notice
07/01/22 - PUBLIC NOTICE | Dry Gulch Water Company Exceeds EPA Health Advisories for PFOA/PFOS
ADEQ is providing this notice... See Notice
07/01/22 - COMMENT PERIOD BEGINS | Proposed Amendment to Solid Waste Master Facility Plan for Huachuca City Landfill
On July 1, 2022, the public... See Notice
07/16/22 - COMMENT PERIOD ENDS | Proposed Amendment to Solid Waste Master Facility Plan for Huachuca City Landfill
On July 16, 2022, the public... See Notice
08/11/22 - COMMENT PERIOD ENDS | Remedial Action Plan Available for HVF West LLC Voluntary Remediation Site in Pima County
On Aug. 11, 2022, the public... See Notice

New Events | Meetings | Hearings

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07/11/22 - WEBINAR | Type 2.01/2.04 Aquifer Protection Permit Application Updates in myDEQ :

... See Event Details

07/12/22 - VIRTUAL MEETING | Hazardous Waste Inspector Open Office :

ADEQ invites the... See Event Details

07/14/22 - PUBLIC HEARING | Regional Haze State Implementation Plan Revision :

... See Event Details

07/18/22 - Stakeholder Meeting | Surface Water Protection Program Draft Rule :

ADEQ invites... See Event Details

07/19/22 - Stakeholder Meeting | Arizona Annual Formerly Used Defense Sites (FUDS) Forum :

ADEQ and the U.S... See Event Details

07/21/22 - WEBINAR | 10 Tips for Submitting a Complete Air Quality Permit Application :

Does... See Event Details