GALLATIN GATEWAY SCHOOL DIST 35
PWS ID: MT0001288 · GALLATIN GATEWAY, Montana 59730
Population Served
202
Total Violations
63
Health-Based Violations
8
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- State
- Connections
- 1
- County
- Gallatin
- School/Daycare
- Yes
- MCL Violations
- 8
- Monitoring Violations
- 55
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 21 | 2009 |
| Pentachlorophenol | MR | 19 | 2020 |
| Coliform (TCR) | MR | 14 | 2000 |
| Coliform (TCR) | MCL | 4 | 1995 |
| Revised Total Coliform Rule | MCL | 4 | 2019 |
| Nitrate | MR | 1 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.