320 RANCH
PWS ID: MT0001291 · GALLATIN GATEWAY, Montana 59730
Population Served
215
Total Violations
95
Health-Based Violations
27
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 50
- County
- Gallatin
- School/Daycare
- No
- MCL Violations
- 18
- Monitoring Violations
- 66
- Treatment Tech Violations
- 9
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 52 | 2001 |
| Coliform (TCR) | MCL | 18 | 2015 |
| Revised Total Coliform Rule | MON | 12 | 2021 |
| Surface Water Treatment Rule | TT | 6 | 2017 |
| Revised Total Coliform Rule | TT | 3 | 2017 |
| Nitrate | MR | 2 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.