UNION CITY
Michigan — Community Water System — PWSID: MI0006720
System Information
| PWSID | MI0006720 |
| System Name | UNION CITY |
| 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 | Feb 3, 1981 |
| Last Reported | Dec 18, 2025 |
Location & Contact
| State | Michigan |
| City | UNION CITY |
| ZIP Code | 49094 |
| Address | 101 S BROADWAY ST |
| Organization | MATHIS, CHRIS |
| Phone | 517-741-8591 |
Population & Service
| Population Served | 1,630 |
| Service Connections | 665 |
Drinking Water Violations (9)
This water system has 9 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 11, 2021 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | Jul 28, 2021 | Revised Total Coliform Rule |
| Jul 11, 2021 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | Jul 28, 2021 | Revised Total Coliform Rule |
| Jul 11, 2021 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | Jul 28, 2021 | Revised Total Coliform Rule |
| Jul 11, 2021 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | Jul 28, 2021 | Revised Total Coliform Rule |
| Oct 1, 1998 | Dec 31, 1998 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1998 | Nitrate Rule |
| Oct 1, 1998 | Dec 31, 1998 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1998 | Nitrate Rule |
| Oct 1, 1998 | Dec 31, 1998 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1998 | Nitrate Rule |
| Oct 1, 1998 | Dec 31, 1998 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1998 | Nitrate Rule |
| — | — | — | 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.