YAAK MERC AND YAAK RIVER TAVERN
PWS ID: MT0003267 · TROY, Montana 59935
Population Served
81
Total Violations
189
Health-Based Violations
9
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Lincoln
- School/Daycare
- No
- MCL Violations
- 9
- Monitoring Violations
- 178
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 125 | 2015 |
| Revised Total Coliform Rule | MON | 30 | 2021 |
| Nitrate-Nitrite | MR | 16 | 2019 |
| Revised Total Coliform Rule | MCL | 5 | 2018 |
| Coliform (TCR) | MCL | 4 | 2011 |
| Nitrate | MR | 4 | 1998 |
| E. COLI | MR | 3 | 2011 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.