KILLINGWORTH LIBRARY
PWS ID: CT0700144 · KILLINGWORTH, Connecticut 06419
Population Served
25
Total Violations
20
Health-Based Violations
8
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Middlesex
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 8
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | TT | 8 | 2023 |
| Public Notice | Other | 4 | 2024 |
| Revised Total Coliform Rule | MON | 4 | 2023 |
| Nitrate | MR | 2 | 2005 |
| Nitrite | MR | 2 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.