ROCKLAND TOWNSHIP
PWS ID: MI0005740 · ROCKLAND, Michigan 49960
Population Served
350
Total Violations
58
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 146
- County
- Ontonagon
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 44
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 14 | 2005 |
| Lead and Copper Rule | MR | 10 | 2023 |
| Chlorine | MR | 7 | 2024 |
| Consumer Confidence Rule | Other | 4 | 2023 |
| Revised Total Coliform Rule | MON | 4 | 2024 |
| Nitrate | MR | 3 | 1994 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2015 |
| TTHM | MR | 3 | 2015 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.