LAKE QUONNIPAUG
PWS ID: CT0609084 · GUILFORD, Connecticut 06437
Population Served
25
Total Violations
15
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- New Haven
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 12
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 6 | 2007 |
| Nitrate | MR | 3 | 2006 |
| Nitrite | MR | 3 | 2006 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.