ANGEL ISLAND SUBDIVISION
PWS ID: MT0000582 · TROY, Montana 59935
Population Served
150
Total Violations
17
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 184
- County
- Lincoln
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 16
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Beryllium, Total | MR | 4 | 1999 |
| Coliform (TCR) | MR | 3 | 2003 |
| Nitrate | MR | 2 | 1996 |
| Chromium | MR | 1 | 1981 |
| Selenium | MR | 1 | 1981 |
| Fluoride | MR | 1 | 1981 |
| Mercury | MR | 1 | 1981 |
| Cadmium | MR | 1 | 1981 |
| Barium | MR | 1 | 1981 |
| Arsenic | MR | 1 | 1981 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.