NORTHWOODS WATER SYSTEM COOP INC
PWS ID: MT0001736 · COLUMBIA FALLS, Montana 59912
Population Served
135
Total Violations
24
Health-Based Violations
9
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 47
- County
- Flathead
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 13
- Treatment Tech Violations
- 3
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 6 | 2000 |
| Coliform (TCR) | MR | 4 | 1997 |
| Asbestos | MR | 4 | 2011 |
| Groundwater Rule | TT | 3 | 2015 |
| Nitrate | MR | 2 | 1994 |
| Lead and Copper Rule | MR | 2 | 1993 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1983 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.