HOPKINS SUPPLY
PWS ID: CT1490011 · WARREN, Connecticut 06777
Population Served
77
Total Violations
430
Health-Based Violations
54
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 9
- County
- Litchfield
- School/Daycare
- No
- MCL Violations
- 50
- Monitoring Violations
- 258
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 50 | 2012 |
| Coliform (TCR) | MR | 24 | 2014 |
| Lead and Copper Rule | MR | 13 | 2023 |
| Revised Total Coliform Rule | MON | 12 | 2023 |
| E. COLI | MR | 8 | 2014 |
| Public Notice | Other | 7 | 2023 |
| Cadmium | MR | 6 | 1992 |
| Arsenic | MR | 6 | 1992 |
| Antimony, Total | MR | 6 | 1992 |
| Gross Alpha, Excl. Radon and U | Other | 6 | 1995 |
| Arsenic | Other | 6 | 1995 |
| Cadmium | Other | 6 | 1995 |
| Mercury | Other | 6 | 1995 |
| Selenium | Other | 6 | 1995 |
| Silver | Other | 6 | 1995 |
| Thallium, Total | Other | 6 | 1995 |
| Mercury | MR | 6 | 1992 |
| Nickel | Other | 6 | 1995 |
| Chromium | MR | 6 | 1992 |
| Nickel | MR | 6 | 1992 |
| Beryllium, Total | MR | 6 | 1992 |
| Beryllium, Total | Other | 6 | 1995 |
| Fluoride | MR | 6 | 1992 |
| Barium | MR | 6 | 1992 |
| Fluoride | Other | 6 | 1995 |
| Thallium, Total | MR | 6 | 1992 |
| Selenium | MR | 6 | 1992 |
| CYANIDE | Other | 6 | 1995 |
| Antimony, Total | Other | 6 | 1995 |
| Chromium | Other | 6 | 1995 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.