GLENCLIFF IMPROVEMENT
PWS ID: NH2421010 · GLENCLIFF, New Hampshire 03238
Population Served
30
Total Violations
872
Health-Based Violations
41
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 13
- County
- Grafton
- School/Daycare
- No
- MCL Violations
- 17
- Monitoring Violations
- 784
- Treatment Tech Violations
- 24
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 111 | 2014 |
| E. COLI | MR | 44 | 2023 |
| Revised Total Coliform Rule | RPT | 28 | 2021 |
| Revised Total Coliform Rule | TT | 20 | 2021 |
| Nitrate | MR | 15 | 1996 |
| 1,2,4-Trichlorobenzene | MR | 15 | 1996 |
| cis-1,2-Dichloroethylene | MR | 15 | 1996 |
| Xylenes, Total | MR | 15 | 1996 |
| DICHLOROMETHANE | MR | 15 | 1996 |
| o-Dichlorobenzene | MR | 15 | 1996 |
| Vinyl chloride | MR | 15 | 1996 |
| 1,1-Dichloroethylene | MR | 15 | 1996 |
| 1,1,2-Trichloroethane | MR | 15 | 1996 |
| CHLOROBENZENE | MR | 15 | 1996 |
| Benzene | MR | 15 | 1996 |
| Toluene | MR | 15 | 1996 |
| Styrene | MR | 15 | 1996 |
| p-Dichlorobenzene | MR | 15 | 1996 |
| 1,2-Dichloroethane | MR | 15 | 1996 |
| Carbon tetrachloride | MR | 15 | 1996 |
| 1,2-Dichloropropane | MR | 15 | 1996 |
| Trichloroethylene | MR | 15 | 1996 |
| Tetrachloroethylene | MR | 15 | 1996 |
| trans-1,2-Dichloroethylene | MR | 15 | 1996 |
| 1,1,1-Trichloroethane | MR | 15 | 1996 |
| Ethylbenzene | MR | 15 | 1996 |
| Coliform (TCR) | MCL | 13 | 2000 |
| Lead and Copper Rule | MR | 11 | 2024 |
| Revised Total Coliform Rule | MON | 8 | 2021 |
| Nitrite | MR | 7 | 1996 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.