AQUARION-EAST DERBY
PWS ID: CT0378011 · SHELTON, Connecticut 06484
Population Served
1,101
Total Violations
32
Health-Based Violations
0
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 494
- County
- New Haven
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 24
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MR | 9 | 2014 |
| Total Haloacetic Acids (HAA5) | MR | 9 | 2014 |
| Consumer Confidence Rule | Other | 6 | 2018 |
| Lead and Copper Rule | MR | 6 | 2014 |
| Public Notice | Other | 2 | 2013 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.