Our Mission

To protect and enhance public health and the environment.

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New Public Notices

Dec.30 - COMMENT PERIOD ENDS | Proposed New AZPDES Permit for South Rim Wastewater Treatment Plant
On Dec. 30, 2017, the public comment period will end for the proposed Arizona Pollutant Discharge Elimination... See Notice
Nov.30 - COMMENT PERIOD BEGINS | Proposed New AZPDES Permit for South Rim Wastewater Treatment Plant
On Thursday, Nov. 30, 2017, the public comment period began for the proposed renewal of an Arizona Pollutant... See Notice
Nov.29 - COMMENT PERIOD BEGINS | Proposal to Issue Air Quality Control Permit No. 67889 to NewLife Forest Products LLC
On Wednesday, Nov. 29, 2017, the public comment period began for the proposed issuance of Air Quality Control... See Notice
Dec.29 - COMMENT PERIOD ENDS | Proposal to Issue Air Quality Control Permit No. 67889 to NewLife Forest Products LLC
On Dec. 29, 2017, the public comment period will end for the decision to issue Air Quality Control Permit No... See Notice
Nov.29 - PUBLIC NOTICE | Comment Period Extended for Proposed AZPDES and APP to Arizona Minerals Inc.
ADEQ is extending the public comment period for the proposed issuance of an Arizona Pollutant Discharge... See Notice
Nov.27 - COMMENT PERIOD BEGINS | Proposed Type IV Amendment to Apache Junction Landfill
On Nov. 27, 2017, the 30-day public comment period begins for the proposed Type IV Amendment to the Apache... See Notice

New Events | Meetings | Hearings

Dec.12 - PUBLIC MEETING | On-Site Wastewater Advisory Committee (OWAC) :
ADEQ is hosting an On-Site Wastewater Advisory Committee public... See Event
Dec.4 - STAKEHOLDER MEETING | Potential State Primacy for the Safe Drinking Water Act's UIC Program :
ADEQ is holding this stakeholder meeting to discuss potential state... See Event
Dec.4 - STAKEHOLDER MEETING | Potential State Assumption of the Clean Water Act Dredge and Fill Program :
ADEQ is holding this stakeholder meeting to discuss potential state... See Event
Dec.5 - PUBLIC MEETING | Miller Valley Road and Hillside Avenue WQARF Site Community Informational Meeting :
ADEQ is holding this  meeting to discuss the Miller Valley Road and... See Event