DNR - TWIN LAKES STATE PARK
PWS ID: MI2001531 · TOIVOLA, Michigan 49965
Population Served
250
Total Violations
12
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 2
- County
- Houghton
- School/Daycare
- No
- MCL Violations
- 5
- Monitoring Violations
- 7
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 5 | 1995 |
| Revised Total Coliform Rule | MON | 4 | 2022 |
| Nitrate | MR | 2 | 1996 |
| Nitrate-Nitrite | MR | 1 | 1994 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.