184 GREAT PLAIN ROAD
PWS ID: CT0340234 · SHERMAN, Connecticut 06784
Population Served
36
Total Violations
113
Health-Based Violations
25
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Fairfield
- School/Daycare
- No
- MCL Violations
- 13
- Monitoring Violations
- 69
- Treatment Tech Violations
- 12
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrite | MR | 18 | 2021 |
| Nitrate | MR | 18 | 2021 |
| Public Notice | Other | 17 | 2024 |
| Coliform (TCR) | MR | 17 | 2015 |
| Coliform (TCR) | MCL | 13 | 2015 |
| Revised Total Coliform Rule | TT | 12 | 2021 |
| E. COLI | MR | 12 | 2019 |
| Revised Total Coliform Rule | MON | 4 | 2022 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.