HILLTOP TERRACE SUBDIVISION
PWS ID: MT0001922 · KALISPELL, Montana 59903
Population Served
230
Total Violations
94
Health-Based Violations
20
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 89
- County
- Flathead
- School/Daycare
- No
- MCL Violations
- 17
- Monitoring Violations
- 59
- Treatment Tech Violations
- 3
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 19 | 2001 |
| Nitrate-Nitrite | MR | 16 | 2018 |
| Coliform (TCR) | MCL | 15 | 2002 |
| Consumer Confidence Rule | Other | 12 | 2022 |
| Revised Total Coliform Rule | MON | 9 | 2020 |
| Revised Total Coliform Rule | TT | 3 | 2020 |
| Revised Total Coliform Rule | Other | 3 | 2016 |
| Combined Radium (-226 and -228) | MR | 3 | 2017 |
| Nitrate | MR | 2 | 1998 |
| Cadmium | MCL | 2 | 1981 |
| Lead and Copper Rule | MR | 2 | 2025 |
| Chromium | MR | 1 | 1996 |
| Cadmium | MR | 1 | 1996 |
| Barium | MR | 1 | 1996 |
| Arsenic | MR | 1 | 1996 |
| Mercury | MR | 1 | 1996 |
| Selenium | MR | 1 | 1996 |
| Fluoride | MR | 1 | 1996 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1982 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.