PONDERILLA HILLS LAKE COUNTY WATER SEWER
PWS ID: MT0003103 · POLSON, Montana 59860
Population Served
35
Total Violations
74
Health-Based Violations
52
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 17
- County
- Lake
- School/Daycare
- No
- MCL Violations
- 52
- Monitoring Violations
- 20
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 52 | 2009 |
| E. COLI | MR | 12 | 2012 |
| Revised Total Coliform Rule | MON | 3 | 2020 |
| Nitrate-Nitrite | MR | 3 | 2008 |
| Coliform (TCR) | MR | 2 | 1994 |
| Consumer Confidence Rule | Other | 2 | 2023 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.