DEER RUN SUPPLY
PWS ID: CT0860051 · NEW YORK, Connecticut 10012
Population Served
84
Total Violations
177
Health-Based Violations
29
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 21
- County
- New London
- School/Daycare
- No
- MCL Violations
- 28
- Monitoring Violations
- 122
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 28 | 2011 |
| Coliform (TCR) | MR | 23 | 2012 |
| Consumer Confidence Rule | Other | 22 | 2023 |
| p-Dichlorobenzene | MR | 6 | 1992 |
| Carbon tetrachloride | MR | 6 | 1992 |
| Trichloroethylene | MR | 6 | 1992 |
| 1,1-Dichloroethylene | MR | 6 | 1992 |
| 1,1,1-Trichloroethane | MR | 6 | 1992 |
| Vinyl chloride | MR | 6 | 1992 |
| 1,2-Dichloroethane | MR | 6 | 1992 |
| Benzene | MR | 6 | 1992 |
| Lead and Copper Rule | MR | 4 | 2003 |
| Revised Total Coliform Rule | MON | 4 | 2016 |
| E. COLI | MR | 4 | 2011 |
| cis-1,2-Dichloroethylene | MR | 3 | 1992 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 3 | 1992 |
| o-Dichlorobenzene | MR | 3 | 1992 |
| trans-1,2-Dichloroethylene | MR | 3 | 1992 |
| 1,1,2-Trichloroethane | MR | 3 | 1992 |
| Tetrachloroethylene | MR | 3 | 1992 |
| CHLOROBENZENE | MR | 3 | 1992 |
| Toluene | MR | 3 | 1992 |
| Ethylbenzene | MR | 3 | 1992 |
| 1,2-Dichloropropane | MR | 3 | 1992 |
| ETHYLENE DIBROMIDE | MR | 3 | 1992 |
| Styrene | MR | 3 | 1992 |
| DICHLOROMETHANE | MR | 3 | 1992 |
| p-Dichlorobenzene | Other | 2 | 1992 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.