SUPERIOR WATER LIGHT & POWER COMPANY
Wisconsin - Community Water System - PWSID: WI8160147
System Information
| PWSID | WI8160147 |
| System Name | SUPERIOR WATER LIGHT & POWER COMPANY |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 28, 1981 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wisconsin |
| City | SUPERIOR |
| ZIP Code | 54880 |
| Address | PO BOX 519 |
| Organization | AUNE, TROY - MANAGER GAS & WATER OPERATIONS |
| Phone | - |
Population & Service
| Population Served | 26,084 |
| Service Connections | 9,660 |
Drinking Water Violations (30)
This water system has 30 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 17, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Mar 24, 2025 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | 80.9 UG/L | 0.080 mg/L | 80.5 | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | 80.9 UG/L | 0.080 mg/L | 80.5 | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | 80.9 UG/L | 0.080 mg/L | 80.5 | Resolved | Mar 31, 2018 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2008 | - | |
| Jan 1, 1996 | - | TT | Yes | No | - | TT | - | Resolved | Jan 21, 1997 | - | |
| Jul 1, 1995 | Dec 31, 1995 | MR | No | No | - | TT | - | Resolved | Dec 31, 1995 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.