HOLLIS MONTESSORI SCHOOL
PWS ID: NH1175060 · HOLLIS, New Hampshire 03049
Population Served
145
Total Violations
10
Health-Based Violations
8
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 3
- County
- Hillsborough
- School/Daycare
- Yes
- MCL Violations
- 8
- Monitoring Violations
- 0
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 8 | 2014 |
| Public Notice | Other | 2 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.