ROUND HILL STORE/SERVICE STATION
PWS ID: CT0570234 · GREENWICH, Connecticut 06831
Population Served
31
Total Violations
54
Health-Based Violations
12
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Fairfield
- School/Daycare
- No
- MCL Violations
- 8
- Monitoring Violations
- 36
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 11 | 2012 |
| Nitrite | MR | 11 | 2012 |
| Coliform (TCR) | MR | 10 | 2012 |
| Public Notice | Other | 5 | 2023 |
| Revised Total Coliform Rule | TT | 4 | 2021 |
| Nitrate | MCL | 4 | 2018 |
| Revised Total Coliform Rule | MON | 4 | 2022 |
| Revised Total Coliform Rule | MCL | 3 | 2024 |
| Coliform (TCR) | MCL | 1 | 2003 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.