10/9/26 – AZPDES Permit Renewal | North Indian Bend Wash – Area 12 Treatment Facility | View Details >
10/9/26 – Notice of Proposed Rulemaking | Yuma PM-10 Moderate Nonattainment Area for Air Quality
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10/8/26 | Aquifer Protection Permit Amendment | Grand Canyon National Park North Rim Wastewater Treatment Plant | View Details >
10/7/26 – AZPDES Permit Renewal | City of Kingman Downtown Wastewater Treatment Plant | View Details >
10/6/26 – Proposed Delegation Agreement | La Paz Unified Fire-Medical District | View Details >
9/29/26 – Air Quality Permit | Minerals Research, Inc. Copper Slag Processing Facility | View Details >
9/28/26 – AZPDES Permit Renewal | North Rim Wastewater Treatment Plant | View Details >
9/28/26 – AZPDES Permit Renewal | Bullhead City Section 10 Wastewater Treatment Plant | View Details >
9/24/26 – Aquifer Protection Permit Amendment | City of Goodyear SAT and VIP Recharge Facility | View Details >
9/24/26 – Aquifer Protection Permit Amendment | City of Goodyear SAT and VIP Recharge Facility | View Details >
9/23/26 – Total Maximum Daily Load | Upper Agua Fria Watershed | View Details >
9/22/26 – AZPDES Permit Renewal | Petro Stopping Center Wastewater Treatment Plant | View Details >
9/21/25 – AZPDES Permit Renewal | Havasu (Mark Wilmer) Pumping Plant | View Details >
9/18/26 – Total Maximum Daily Load | Upper Queen Creek Watershed | View Details >
9/15/26 – AZPDES Permit Reissuance | Pesticide General Permit | View Details >
9/14/26 – New Reclaimed Water Permit | Arizona State Prison Complex – Yuma | View Details >
9/10/26 – No Further Action | Kachina Cadillac VRP Site | View Details >
9/8/26 – Air Quality Permit Renewal | Woody Mountain Campus | View Details >
8/26/26 – EXTENDED – New Aquifer Protection Permit | AEPCO Mohave Energy Park | View Details >
6/25/26 – UPDATED – Aquifer Protection Permit Amendment | Pinyon Plain Mine | View Details >
ADEQ posts mandatory public notices in digital format on this webpage and a hard copy on the notice board located in the Phoenix Main Office lobby area | See Office Locations >