Arizona Tribal Lands NPDES Permits (excluding Navajo Nation)
In Arizona, EPA's Pacific Southwest (Region 9) issues all NPDES permits for discharges on tribal lands (excluding Navajo Nation). See the table below for final and draft permits issued by EPA. All other permits are issued by the Arizona Department of Environmental.
For State-Issued Permits: Arizona Pollutant Discharge Elimination SystemExit
See Also: Navajo Nation NPDES Permits
Draft NPDES Permits
The table below contains all draft (i.e. proposed) NPDES permits issued by EPA's Pacific Southwest (Region 9) within Arizona Tribal Lands (excluding Navajo Nation). It includes draft permits for individual facilities, general permits, and stormwater permits. Click on the facility/permit name to view the draft permit and supporting documents.
If the “+” (plus) icon is visible in the table, click for more information.
| Facility / Discharger | Location | Permit Number | Permit Status | Public Comment Through |
|---|---|---|---|---|
| Mission Complex ASARCO LLC |
Sahuarita (Tohono O'odham Nation) | AZ0024635 | Draft | January 11, 2021 |
Final NPDES Permits
The table below contains all final (i.e. active) NPDES permits issued by EPA's Pacific Southwest (Region 9) within Arizona Tribal Lands (excluding Navajo Nation). It includes permits for individual facilities, general permits, and stormwater permits. Click on the facility/permit name to view the permit and supporting documents.
If the “+” (plus) icon is visible in the table, click for more information.
| Facility/ Discharger |
Location | Permit Number | Permit Status | Effective Date | Expiration Date |
|---|---|---|---|---|---|
| Canyon Day Sand and Gravel Wash Process Plant White Mountain Apache Tribe Public Works Department |
Whiteriver (White Mountain Apache Tribe) | AZ0024511 | Final | 2018/04/01 | 2023/03/01 |
| Sunrise Day Lodge WWTP Sunrise Day Lodge, White Mountain Apache Tribe |
Greer (White Mountain Apache Tribe) | AZ0022829 | Final | 2020/04/01 | 2025/03/31 |
| 91st Avenue WWTF City of Phoenix |
Tolleson | AZ0020524 | Final | 2016/12/01 | 2021/11/30 |
| Cyprus Tohono Mine Facility Cyprus Tohono Corporation |
Casa Grande (Tohono O'odham Nation) | AZ0024601 | Final | 2019/06/01 | 2024/05/31 |
| Northwest Water Reclamation Plant City of Mesa |
Mesa (Salt River Pima Maricopa Indian Community) |
AZ0024627 | Final | 2019/07/01 | 2024/06/30 |
| Colorado River Sewage System Joint Venture Colorado River Sewage System Joint Venture |
Parker | AZ0021415 | Final | 2015/05/01 | 2020/04/30 |
| Alchesay National Fish Hatchery U.S. Fish & Wildlife Service |
Whiteriver (White Mountain Apache Tribe) | AZ0000116 | Final | 2019/10/01 | 2024/09/30 |
| Williams Creek National Fish Hatchery U.S. Fish & Wildlife Service |
Whiteriver (White Mountain Apache Tribe) | AZ0000124 | Final | 2019/10/01 | 2024/09/30 |
| Sunrise Hotel Wastewater Treatment Plant Sunrise Hotel, White Mountain Apache Tribe |
Greer (White Mountain Apache Tribe) | AZ0022837 | Final | 2020/06/01 | 2025/05/31 |
| Whiteriver Sewage Lagoons Tribal Utility Authority, White Mountain Apache Tribe |
Whiteriver (White Mountain Apache Tribe) | AZ0024058 | Final | 2016/06/01 | 2021/05/30 |
| Cyclone Day Lodge White Mountain Apache Tribe |
Greer (White Mountain Apache Tribe) | AZ0024571 | Final | 2020/06/01 | 2025/05/31 |
| Hon-Dah Regional WWTF White Mountain Apache Tribe |
McNary (White Mountain Apache Tribe) | AZ0024589 | Final | 2016/06/01 | 2021/05/30 |
| Upper Village of Moenkopi WWTF Hopi Indian Nation |
Tuba City (Hopi Indian Nation) | AZ0024619 | Final | 2018/01/01 | 2022/12/31 |
| Mission Complex ASARCO LLC |
Sahuarita (Tohono O'odham Nation) | AZ0024635 | Final | 2015/01/01 | 2019/12/31 |