ST. THOMAS MORE SCHOOL-MAIN SYSTEM
PWS ID: CT0861251 · OAKDALE, Connecticut 06370
Population Served
270
Total Violations
135
Health-Based Violations
54
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 27
- County
- New London
- School/Daycare
- Yes
- MCL Violations
- 50
- Monitoring Violations
- 58
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 48 | 2023 |
| Coliform (TCR) | MCL | 46 | 1996 |
| Consumer Confidence Rule | Other | 17 | 2016 |
| Lead and Copper Rule | TT | 4 | 2014 |
| Public Notice | Other | 4 | 2024 |
| TTHM | MR | 4 | 2019 |
| Nitrate-Nitrite | MCL | 4 | 1996 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2019 |
| Coliform (TCR) | MR | 2 | 2001 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.