JOHN STARK REG HIGH SCH
PWS ID: NH2455040 · HENNIKER, New Hampshire 03242
Population Served
698
Total Violations
25
Health-Based Violations
6
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Hillsborough
- School/Daycare
- Yes
- MCL Violations
- 4
- Monitoring Violations
- 17
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 17 | 2012 |
| Coliform (TCR) | MCL | 4 | 2002 |
| Public Notice | Other | 2 | 2002 |
| Lead and Copper Rule | TT | 2 | 1994 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.