CIRCLE TOWN OF
PWS ID: MT0000176 · CIRCLE, Montana 59215
Population Served
644
Total Violations
59
Health-Based Violations
1
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 358
- County
- McCone
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 48
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 27 | 2015 |
| Coliform (TCR) | MR | 7 | 2008 |
| Lead and Copper Rule | MR | 5 | 2024 |
| Consumer Confidence Rule | Other | 4 | 2017 |
| Revised Total Coliform Rule | MON | 3 | 2020 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2024 |
| TTHM | MR | 3 | 2024 |
| Fluoride | MCL | 1 | 1984 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.