163 BOSTON POST ROAD
PWS ID: CT1050394 · OLD LYME, Connecticut 06333
Population Served
25
Total Violations
53
Health-Based Violations
11
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- New London
- School/Daycare
- No
- MCL Violations
- 11
- Monitoring Violations
- 30
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 14 | 2019 |
| Coliform (TCR) | MCL | 11 | 2009 |
| Public Notice | Other | 11 | 2021 |
| Coliform (TCR) | MR | 5 | 2009 |
| Nitrite | MR | 4 | 2017 |
| Nitrate | MR | 4 | 2017 |
| E. COLI | MR | 3 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.