GREENFIELD COMMONS
PWS ID: NH0974010 · MANCHESTER, New Hampshire 03103
Population Served
48
Total Violations
60
Health-Based Violations
25
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 24
- County
- Hillsborough
- School/Daycare
- No
- MCL Violations
- 25
- Monitoring Violations
- 28
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 25 | 2023 |
| Chlorine | MR | 8 | 2019 |
| TTHM | MR | 8 | 2024 |
| Total Haloacetic Acids (HAA5) | MR | 8 | 2024 |
| Lead and Copper Rule | MR | 4 | 2007 |
| Consumer Confidence Rule | Other | 4 | 2020 |
| Public Notice | Other | 3 | 2006 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.