MAGRIS TALC USA, INC YELLOWSTONE MINE
PWS ID: MT0003824 · THREE FORKS, Montana 59752
Population Served
32
Total Violations
62
Health-Based Violations
9
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 2
- County
- Madison
- School/Daycare
- No
- MCL Violations
- 9
- Monitoring Violations
- 53
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 23 | 2013 |
| Revised Total Coliform Rule | MON | 13 | 2025 |
| Lead and Copper Rule | MR | 10 | 2017 |
| Coliform (TCR) | MCL | 9 | 2007 |
| Nitrate-Nitrite | MR | 7 | 2018 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.