LOYAL ORDER OF MOOSE NO 639
PWS ID: MT0001448 · HELENA, Montana 59604
Population Served
75
Total Violations
95
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Lewis and Clark
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 94
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 70 | 2012 |
| Revised Total Coliform Rule | MON | 13 | 2019 |
| Nitrate-Nitrite | MR | 6 | 2005 |
| Nitrate | MR | 5 | 1999 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.