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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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04/08/20 - COMMENT PERIOD BEGINS | Proposal to Issue Air Quality Control Permit No. 79880 for Ehrenberg Compressor Station
On April 8, 2020, the public... See Notice
05/07/20 - COMMENT PERIOD ENDS | Proposal to Issue Air Quality Control Permit No. 79880 for Ehrenberg Compressor Station
On May 7, 2020, the public... See Notice
04/08/20 - COMMENT PERIOD BEGINS | Preliminary Decision to Issue a Significant Amendment to an APP for the Beaver Creek Preserve Wastewater Treatment Plant
On Wednesday, April 8, 2020,... See Notice
05/07/20 - COMMENT PERIOD ENDS | Preliminary Decision to Issue a Significant Amendment to an APP for the Beaver Creek Preserve Wastewater Treatment Plant
On Thursday, May 7, 2020, the... See Notice
05/04/20 - COMMENT PERIOD ENDS | Proposed Fiscal Year 2021 Master Priority List
On Monday, May 4, 2020, the... See Notice
04/03/20 - COMMENT PERIOD BEGINS | Proposed Fiscal Year 2021 Master Priority List
On Friday, April 3, 2020, the... See Notice

New Events | Meetings | Hearings

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04/02/20 - RESCHEDULED PUBLIC MEETING | Lake Havasu Avenue and Holly Avenue WQARF Site Draft Remedial Investigation Report and Solicitation of Remedial Objectives :

Note: Due to... See Event Details

04/08/20 - CANCELED - SEMINAR | Solid & Hazardous Waste, Pollution Prevention, VRP, & Brownfields Education Seminar :

... See Event Details

04/08/20 - CANCELED - WORKSHOP | For Owners/Operators/Managers of Water Systems :

Please note that... See Event Details

04/08/20 - PUBLIC HEARING | Proposal to Amend Arizona's Annual Emissions Inventory Questionnaire :

ADEQ proposes to... See Event Details

04/20/20 - CANCELED - WORKSHOP | Air Quality Workshop in Snowflake :

ADEQ has... See Event Details

04/21/20 - CANCELED - WORKSHOP | Air Quality Workshop in Flagstaff :

ADEQ has... See Event Details

04/22/20 - CANCELED - WORKSHOP | Air Quality Workshop in Fredonia :

ADEQ is holding... See Event Details

04/27/20 - CANCELED - WORKSHOP | Air Quality Workshop in Phoenix :

ADEQ is... See Event Details