MAZOMANIE WATERWORKS
Wisconsin — Community Water System — PWSID: WI1130239
System Information
| PWSID | WI1130239 |
| System Name | MAZOMANIE 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 | MAZOMANIE |
| ZIP Code | 53560 |
| Address | VILLAGE OF MAZOMANIE |
| Organization | ROESSLER, TARA - DEPUTY CLERK/TREASURER |
| Phone | — |
Population & Service
| Population Served | 1,744 |
| Service Connections | 645 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Aug 7, 2024 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Aug 7, 2024 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Aug 7, 2024 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Aug 7, 2024 | — | |
| Oct 1, 2020 | Oct 31, 2020 | MON | No | No | — | — | — | Resolved | Oct 31, 2020 | — | |
| Oct 1, 2020 | Oct 31, 2020 | MON | No | No | — | — | — | Resolved | Oct 31, 2020 | — | |
| Oct 1, 2020 | Oct 31, 2020 | MON | No | No | — | — | — | Resolved | Oct 31, 2020 | — | |
| Oct 1, 2020 | Oct 31, 2020 | MON | No | No | — | — | — | Resolved | Oct 31, 2020 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MON | No | No | — | — | — | Resolved | Jan 31, 2019 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MON | No | No | — | — | — | Resolved | Jan 31, 2019 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MON | No | No | — | — | — | Resolved | Jan 31, 2019 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MON | No | No | — | — | — | Resolved | Jan 31, 2019 | — | |
| Jul 1, 2001 | Jul 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 18, 2001 | — | |
| Jul 1, 2001 | Jul 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 18, 2001 | — | |
| Jul 1, 2001 | Jul 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 18, 2001 | — | |
| Jul 1, 2001 | Jul 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 18, 2001 | — | |
| Jul 1, 1993 | Mar 4, 1994 | MR | No | No | — | TT | — | Resolved | Mar 4, 1994 | — | |
| Jul 1, 1993 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 1993 | — | |
| Jul 1, 1993 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 1993 | — | |
| Jul 1, 1993 | Mar 4, 1994 | MR | No | No | — | TT | — | Resolved | Mar 4, 1994 | — | |
| Jul 1, 1993 | Mar 4, 1994 | MR | No | No | — | TT | — | Resolved | Mar 4, 1994 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.