CTWC - AMSTON LAKE DIVISION
PWS ID: CT0670331 · CLINTON, Connecticut 06413
Population Served
910
Total Violations
304
Health-Based Violations
16
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 325
- County
- Tolland
- School/Daycare
- No
- MCL Violations
- 16
- Monitoring Violations
- 281
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 16 | 2004 |
| Gross Alpha, Excl. Radon and U | MR | 12 | 2014 |
| Combined Radium (-226 and -228) | MR | 12 | 2014 |
| Combined Uranium | MR | 12 | 2014 |
| Coliform (TCR) | MR | 6 | 2004 |
| Selenium | MR | 4 | 1990 |
| Endrin | MR | 4 | 2014 |
| Dalapon | MR | 4 | 2014 |
| Diquat | MR | 4 | 2014 |
| Picloram | MR | 4 | 2014 |
| Dinoseb | MR | 4 | 2014 |
| HEXACHLOROBENZENE | MR | 4 | 2014 |
| Benzo(a)pyrene | MR | 4 | 2014 |
| Methoxychlor | MR | 4 | 2014 |
| Toxaphene | MR | 4 | 2014 |
| Carbofuran | MR | 4 | 2014 |
| Total Polychlorinated Biphenyls (PCB) | MR | 4 | 2014 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 4 | 2014 |
| Chlordane | MR | 4 | 2014 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2014 |
| cis-1,2-Dichloroethylene | MR | 4 | 2014 |
| DICHLOROMETHANE | MR | 4 | 2014 |
| p-Dichlorobenzene | MR | 4 | 2014 |
| Vinyl chloride | MR | 4 | 2014 |
| 1,1-Dichloroethylene | MR | 4 | 2014 |
| trans-1,2-Dichloroethylene | MR | 4 | 2014 |
| 1,2-Dichloroethane | MR | 4 | 2014 |
| 1,1,1-Trichloroethane | MR | 4 | 2014 |
| 1,1,2-Trichloroethane | MR | 4 | 2014 |
| Toluene | MR | 4 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.