Our Mission

To protect and enhance public health and the environment.

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New Public Notices

Nov.20 - COMMENT PERIOD ENDS | Preliminary Decision to Issue an APP to Arizona Minerals Inc.
On Nov. 20, 2017, the public comment period will end for the preliminary decision to issue an Aquifer... See Notice
Oct.20 - COMMENT PERIOD BEGINS | Preliminary Decision to Issue an APP to Arizona Minerals Inc.
On Friday, Oct. 20, 2017, the public comment period began for the preliminary decision to issue an Aquifer... See Notice
Oct.18 - COMMENT PERIOD BEGINS | Proposal to Issue Air Quality Control Renewal Permit No. 67297 to McNeil Brothers Inc.
On Wednesday, Oct. 18, 2017, the public comment period began for the proposed issuance of Air Quality Control... See Notice
Nov.16 - COMMENT PERIOD ENDS | Proposal to Issue Air Quality Control Renewal Permit No. 67297 to McNeil Brothers Inc.
On Nov. 16, 2017, the public comment period will end for the decision to issue Air Quality Control Renewal... See Notice
Oct.13 - PUBLIC NOTICE | Rule Expirations
Pursuant to Arizona Revised Statutes (ARS) § 41-1056(D), the Governor’s Regulatory Review Council (GRRC)... See Notice
Oct.12 - COMMENT PERIOD BEGINS | Proposed AZPDES Permit Renewal No. AZ0025518 to the City of Buckeye
On Thursday, Oct. 12, 2017, the public comment period begins for the proposed issuance of Arizona Pollutant... See Notice

New Events | Meetings | Hearings

Oct.17 - PUBLIC MEETING | On-Site Wastewater Advisory Committee (OWAC) :
ADEQ is hosting an On-Site Wastewater Advisory Committee public... See Event
Dec.6 - PUBLIC EVENT | FREE Two-Day Workshop for Owners, Managers and Operators of Public Water Systems :
ADEQ is offering this free two-day training for owners, managers and... See Event
Dec.5 - PUBLIC EVENT | FREE Two-Day Workshop for Owners, Managers and Operators of Public Water Systems :
ADEQ is offering this free two-day training for owners, managers and... See Event
Oct.4 - PUBLIC MEETING | Discussion of Draft TMDL Report for Three Reaches of Queen Creek, Arnett Creek and Two Unnamed Drainages :
ADEQ is holding this public meeting on Wednesday, Oct. 4, 2017, at 6... See Event