OS MANAGEMENT LLC
PWS ID: MT0001560 · EMIGRANT, Montana 59027
Population Served
100
Total Violations
152
Health-Based Violations
11
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 3
- County
- Park
- School/Daycare
- No
- MCL Violations
- 11
- Monitoring Violations
- 138
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 107 | 2016 |
| Nitrate-Nitrite | MR | 19 | 2023 |
| Coliform (TCR) | MCL | 11 | 2013 |
| Revised Total Coliform Rule | MON | 7 | 2024 |
| E. COLI | MR | 3 | 2013 |
| Nitrate | MR | 2 | 1996 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.