CORNERSTONE SCHOOL
PWS ID: NH2235060 · STRATHAM, New Hampshire 03885
Population Served
190
Total Violations
20
Health-Based Violations
12
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Rockingham
- School/Daycare
- Yes
- MCL Violations
- 12
- Monitoring Violations
- 8
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 8 | 2006 |
| Coliform (TCR) | MR | 8 | 1998 |
| Arsenic | MCL | 4 | 2007 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.