NPDES discharge permits — AZ
136 active individual permits with limits in EPA's file of 2026-09-19.
- ASARCO, INC. AZ0024635
- Adeq AZ0026328
- Alpine Sanitary District AZ0026174
- American Ranch Dwid AZ0026522
- Apache Junction Sewer District AZ0023931 · major
- Arizona Department Of Transportation AZS000018 · major
- Arizona Game And Fish Department AZ0021211
- Arizona Game And Fish Department AZ0021229
- Arizona Game And Fish Department AZ0021245
- Arizona Minerals, Inc. AZ0026387 · major
- Arizona Public Service (Aps) AZ0025836
- Arizona State Parks AZ0026620
- Asarco Llc - Ray Operations AZ0000035 · major
- Az State Prison Complex - Eyman AZ0023485
- Big Park Improvement District AZ0024082
- Bison Ranch Owners Assocation, Inc. AZ0026697
- Black Canyon Ranch Rv Resort Llc AZ0024741
- CITY Of PHOENIX - 91st AVE WWTP AZ0020524 · major
- COLORADO RIVER SEWAGE SYSTEM AZ0021415 · major
- CYPRUS TOHONO CORP AZ0024601
- Capstone Mining Corp- Pinto Valley Mine AZ0020401 · major
- Central Arizona Water Conservation District AZ0023990
- Chimney Rv Llc AZ0026999
- City Of Avondale AZ0023281 · major
- City Of Benson AZ0026026 · major
- City Of Bisbee AZ0026077 · major
- City Of Buckeye AZ0024881 · major
- City Of Buckeye AZ0025216 · major
- City Of Buckeye AZ0025313 · major
- City Of Buckeye AZ0026913 · major
- City Of Bullhead City AZ0026808 · major
- City Of Casa Grande AZ0025178 · major
- City Of Cottonwood AZ0024716 · major
- City Of El Mirage AZ0023272 · major
- City Of Globe AZ0020249 · major
- City Of Goodyear AZ0022357 · major
- City Of Goodyear AZ0023582
- City Of Goodyear AZ0025135
- City Of Holbrook AZ0025542 · major
- City Of Kingman AZ0026018
- City Of Lake Havasu City - Mulberry Wwtp AZ0026824 · major
- City Of Mesa - Environmental Programs AZS000004 · major
- City Of Mesa - Water Resources AZ0024031 · major
- City Of Mesa - Water Resources AZ0025151 · major
- City Of Mesa - Water Resources AZ0025241 · major
- City Of Peoria AZ0024945 · major
- City Of Peoria AZ0025119 · major
- City Of Phoenix AZ0020559 · major
- City Of Phoenix AZ0024554
- City Of Phoenix AZ0026727 · major
- City Of Phoenix Water Services Department AZ0023442 · major
- City Of Safford AZ0024911 · major
- City Of Scottsdale AZS000020 · major
- City Of Somerton AZ0026603 · major
- City Of Tolleson AZ0020338 · major
- City Of Tombstone AZ0025577
- City Of Tucson - Parks And Recreation Dept AZ0024201
- City Of Tucson - Water AZ0026166 · major
- City Of Tucson - Water AZ0026417 · major
- City Of Williams AZ0025755
- City Of Winslow AZ0026310 · major
- City Of Yuma AZ0025411
- City Of Yuma - Department Of Public Works AZ0020443 · major
- Epcor Water Arizona Inc. AZ0024139
- Epcor Water Arizona Inc. AZ0025429 · major
- Epcor Water Arizona Inc. AZ0026204 · major
- Flagstaff Utilities Division AZ0023639 · major
- Freeport-Mcmoran Bagdad Inc. AZ0022268 · major
- Freeport-Mcmoran Miami Inc. AZ0024350
- Frito-Lay North America Inc AZ0025798
- Global Water - Hassayampa Utilities Company, Inc. AZ0025453 · major
- Global Water - Hassayampa Utilities Company, Inc. AZ0025585
- Global Water - Hassayampa Utilities Company, Inc. AZ0026611
- Global Water - Palo Verde Utilities Company, Inc. AZ0025071 · major
- Global Water - Palo Verde Utilities Company, Inc. AZ0026816
- Gold Paradise Peak Inc. AZ0026514 · major
- Jrc Goodyear, Llc AZ0025747
- Kings Ranch Unit 2 Domestic Wastewater Improvement District AZ0023060
- Liberty Utilities (Litchfield Park Water & Sewer) Corp. AZ0025712 · major
- Liberty Utilities (Sub) Corp. AZ0026425 · major
- MESA, CITY OF AZ0024627 · major
- Mark Anthony Brewing Inc. AZ0026701
- Motorola Solutions, Inc. AZ0026123
- Mountain Pass Utility Company AZ0024775
- Northern Gila County Sanitary District - Dba Green Valley Water AZ0020117 · major
- Nxp Usa, Inc. AZ0025861
- Pima County - Division Of Solid Waste Management AZ0026093
- Pima County - Regional Wastewater Reclamation Department AZ0020001 · major
- Pima County - Regional Wastewater Reclamation Department AZ0022250
- Pima County - Regional Wastewater Reclamation Department AZ0024121 · major
- Pima County - Regional Wastewater Reclamation Department AZ0024937 · major
- Pima County - Regional Wastewater Reclamation Department AZ0026107 · major
- Resolution Copper Mining Llc AZ0020389 · major
- Saddlebrooke Utility Company AZ0022853
- Salt River Project (Srp) AZ0023531 · major
- Salt River Valley Water Users' Association AZ0024341
- San Carlos Apache Tribe Water Distribution and Wasteater Treatment Facilities Pr AZ0024640
- Srp - Santan Generating Station AZ0023558 · major
- Srp-Kyrene Generating Station AZ0024791 · major
- Stone Castle Properties Llc AZ0026051
- Ta Operating Llc AZ0022756
- The True Life Companies AZ0024902
- Town Of Cave Creek AZ0025828
- Town Of Florence AZ0026336 · major
- Town Of Gila Bend AZ0020231
- Town Of Jerome AZ0021804
- Town Of Kearny AZ0024449
- Town Of Marana AZ0024520 · major
- Town Of Patagonia AZ0025011
- Town Of Prescott Valley AZ0025381 · major
- Town Of Quartzsite AZ0023752
- Town Of Superior AZ0021199
- Town Of Wickenburg AZ0025976
- Town Of Winkelman AZ0020176
- Trillium Land Company, Llc AZ0026221
- Tucson Electric Power Company AZ0024821
- Tusayan Sanitary District AZ0026719
- UPPER VILLAGE OF MOENKOPI (UVM) AZ0024619
- US FISH & WILDLIFE SERVICE AZ0000116
- US FISH & WILDLIFE SERVICE AZ0000124
- Us Bureau Of Reclamation AZ0025348 · major
- Usdoi - Lower Colorado AZ0025160
- Usdoi Br -Glen Canyon Dam & Power Plant AZ0026182
- Usdoi Br -Glen Canyon Dam & Power Plant AZ0026280
- Usdoi Fish & Wildlife - Willow Beach National Fish Hatchery AZ0000132
- Usdoi Nps - Grand Canyon Np AZ0022152
- Usdoi Nps - Grand Canyon Np AZ0023621
- Usdoi Nps - Grand Canyon Np AZ0110426
- Utility Source, L.L.C AZ0024708
- Valle Airpark, L.L.C. AZ0024015
- WHITE MOUNTAIN APACHE TRIBE AZ0022829
- WHITE MOUNTAIN APACHE TRIBE AZ0022837
- WHITE MOUNTAIN APACHE TRIBE AZ0024058
- WHITE MOUNTAIN APACHE TRIBE AZ0024571
- WHITE MOUNTAIN APACHE TRIBE AZ0024589
- WHITE MOUNTIAN APACHE TRIBE AZ0024511
Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states