BIG VALLEY WATER INC
PWS ID: MT0003971 · GLASGOW, Montana 59230
Population Served
200
Total Violations
132
Health-Based Violations
0
Water Source
Surface Water
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Valley
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 131
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 37 | 2016 |
| Lead and Copper Rule | MR | 30 | 2024 |
| Bromate | MR | 30 | 2023 |
| Revised Total Coliform Rule | MON | 17 | 2025 |
| Chlorine | MR | 15 | 2014 |
| Asbestos | MR | 2 | 2011 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.