MARATHON CITY WATERWORKS
Wisconsin — Community Water System — PWSID: WI7370151
System Information
| PWSID | WI7370151 |
| System Name | MARATHON CITY WATERWORKS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 28, 1981 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wisconsin |
| City | MARATHON CITY |
| ZIP Code | 54448 |
| Address | PO BOX 487 |
| Organization | VILLAGE OF MARATHON CITY |
| Phone | — |
Population & Service
| Population Served | 1,695 |
| Service Connections | 602 |
Drinking Water Violations (28)
This water system has 28 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 | May 28, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | May 28, 2025 | — | |
| Feb 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Feb 1, 2021 | — | |
| Feb 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Feb 1, 2021 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | No | — | 0.060 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | No | — | 0.080 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | No | — | 0.080 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | No | — | 0.060 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | No | — | 0.060 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | No | — | 0.060 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | No | — | 0.080 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | No | — | 0.080 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | — | 0.080 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | — | 0.080 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | — | 0.080 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | — | 0.080 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Jul 1, 2018 | — | Other | No | No | — | — | — | Resolved | Jul 12, 2018 | — | |
| Jul 1, 2018 | — | Other | No | No | — | — | — | Resolved | Jul 12, 2018 | — | |
| Jul 1, 2004 | — | Other | No | No | — | — | — | Resolved | Jul 16, 2004 | — | |
| Jan 1, 1994 | — | TT | Yes | No | — | TT | — | Resolved | May 17, 1996 | — | |
| Jan 1, 1994 | — | TT | Yes | No | — | TT | — | Resolved | May 17, 1996 | — | |
| Jan 1, 1994 | — | TT | Yes | No | — | TT | — | Resolved | May 17, 1996 | — | |
| — | — | — | 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.