144&166 MAIN STREET
PWS ID: CT1479024 · GRISWOLD, Connecticut 06351
Population Served
29
Total Violations
27
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 2
- County
- New London
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 16
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 8 | 2022 |
| Public Notice | Other | 8 | 2023 |
| Nitrite | MR | 4 | 2021 |
| Nitrate | MR | 4 | 2021 |
| Coliform (TCR) | MCL | 3 | 2016 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.