MCMILLAN TOWNSHIP
PWS ID: MI0002200 · EWEN, Michigan 49925-0267
Population Served
391
Total Violations
56
Health-Based Violations
6
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 170
- County
- Ontonagon
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 39
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 9 | 2005 |
| Total Haloacetic Acids (HAA5) | MR | 8 | 2018 |
| TTHM | MR | 8 | 2018 |
| Nitrate | MR | 7 | 2016 |
| Coliform (TCR) | MCL | 6 | 1997 |
| Consumer Confidence Rule | Other | 4 | 2017 |
| Combined Radium (-226 and -228) | MR | 4 | 2016 |
| Lead and Copper Rule | MR | 3 | 2013 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.