MONTVILLE WATER SUPPLY
PWS ID: CT0864011 · UNCASVILLE, Connecticut 06382
Population Served
1,300
Total Violations
87
Health-Based Violations
15
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 468
- County
- New London
- School/Daycare
- No
- MCL Violations
- 15
- Monitoring Violations
- 65
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 16 | 2012 |
| Surface Water Treatment Rule | MR | 16 | 2012 |
| TTHM | MCL | 15 | 2016 |
| Lead and Copper Rule | MR | 14 | 2017 |
| Coliform (TCR) | MR | 11 | 2012 |
| Consumer Confidence Rule | Other | 6 | 2009 |
| TTHM | MR | 4 | 2004 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2004 |
| Public Notice | Other | 1 | 2015 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.