• Pollution Prevention (P2) Week 2018 is September 17 - 23
  • Didn't Pass the Emissions Test...Don't pass this up!
  • Program Provides Reimbursement for Certain Tank Site Improvements
  • Search ADEQ Databases online
  • ADEQ's Free Underground Storage Tank Operator Training Available
  • Watch Records Center How-To Videos To Help Request ADEQ Records

Our Mission

To protect and enhance public health and the environment.

Learn More

Welcome to ADEQ

New Public Notices

See all
09/14/18 - PUBLIC NOTICE | Boil Water Alert for Iron Spring Club in Yavapai County
This notice is being issued... See Notice
10/15/18 - COMMENT PERIOD ENDS | Proposed Renewal of AZPDES Permit (AZ0025585) Coverage for the Balterra Wastewater Treatment Facility
On Oct. 15, 2018, the public... See Notice
09/13/18 - COMMENT PERIOD BEGINS | Proposed Renewal of AZPDES Permit (AZ0025585) Coverage for the Balterra Wastewater Treatment Facility
On Thursday, Sept. 13, 2018,... See Notice
10/08/18 - COMMENT PERIOD ENDS | Proposed Type IV Amendment to Solid Waste Facility Plan for Southwest Regional Landfill
On Oct. 8, 2018, the comment... See Notice
09/09/18 - COMMENT PERIOD BEGINS | Proposed Type IV Amendment to Solid Waste Facility Plan for Southwest Regional Landfill
On Sept. 9, 2018, the 30-day... See Notice
10/04/18 - COMMENT PERIOD ENDS | Preliminary Decision to Issue a State Water Quality Certification of a Federal Action to Clark County Public Works
On Thursday, Oct. 4, 2018,... See Notice

New Events | Meetings | Hearings

See all
09/19/18 - WORKSHOP | FREE Training for Owners and Operators of UST Systems :

ADEQ is offering... See Event Details

09/19/18 - PUBLIC EVENT | Free Certified Green Lodging Program Webinar for Pollution Prevention Week :
... See Event Details
09/20/18 - WORKSHOP | FREE Training for Owners and Operators of UST Systems :

ADEQ is offering... See Event Details

09/21/18 - STAKEHOLDER MEETING | Hazardous Waste Rulemaking :

ADEQ will be... See Event Details

09/25/18 - WORKSHOP | Safe Drinking Water Rule Review :

ADEQ is holding... See Event Details

10/02/18 - STAKEHOLDER MEETING | State Assumption of Clean Water Act § 404 :

ADEQ invites you... See Event Details

10/10/18 - PUBLIC MEETING | Cooper Road and Commerce Avenue CAB Meeting :
... See Event Details
10/29/18 - WORKSHOP | Arsenic Treatment Technologies for Owners/Operators/Managers of Water Systems :

ADEQ is offering... See Event Details