GATES OF THE MOUNTAINS INC
PWS ID: MT0003419 · HELENA, Montana 59604
Population Served
251
Total Violations
97
Health-Based Violations
20
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 3
- County
- Lewis and Clark
- School/Daycare
- No
- MCL Violations
- 11
- Monitoring Violations
- 69
- Treatment Tech Violations
- 9
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 55 | 2008 |
| Coliform (TCR) | MCL | 11 | 2003 |
| Revised Total Coliform Rule | TT | 9 | 2024 |
| Nitrate-Nitrite | MR | 6 | 2023 |
| Revised Total Coliform Rule | RPT | 4 | 2020 |
| E. COLI | MR | 3 | 2020 |
| Revised Total Coliform Rule | MON | 3 | 2018 |
| Nitrate | MR | 2 | 1998 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.