CTWC - LAKE HAYWARD
PWS ID: CT0410792 · CLINTON, Connecticut 06413
Population Served
650
Total Violations
86
Health-Based Violations
19
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 239
- County
- Middlesex
- School/Daycare
- No
- MCL Violations
- 19
- Monitoring Violations
- 49
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 19 | 2009 |
| Chlorine | MR | 5 | 2008 |
| Coliform (TCR) | MR | 5 | 2008 |
| Chromium | MR | 3 | 1991 |
| Cadmium | MR | 3 | 1991 |
| Barium | MR | 3 | 1991 |
| Arsenic | MR | 3 | 1991 |
| Nitrate | MR | 3 | 1993 |
| Selenium | MR | 3 | 1991 |
| Nickel | MR | 3 | 1991 |
| Fluoride | MR | 3 | 1991 |
| Thallium, Total | MR | 3 | 1991 |
| Beryllium, Total | MR | 3 | 1991 |
| Antimony, Total | MR | 3 | 1991 |
| CYANIDE | MR | 3 | 1991 |
| Mercury | MR | 3 | 1991 |
| Public Notice | Other | 2 | 2008 |
| Consumer Confidence Rule | Other | 2 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.