UNIONVILLE, VILLAGE OF
PWS ID: MI0006730 · UNIONVILLE, Michigan 48767
Population Served
508
Total Violations
17
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 267
- County
- Tuscola
- School/Daycare
- No
- MCL Violations
- 5
- Monitoring Violations
- 9
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 5 | 1995 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2018 |
| Coliform (TCR) | MR | 3 | 2001 |
| TTHM | MR | 3 | 2018 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.