ISLESBORO CENTRAL SCHOOL
PWS ID: ME0000315 · ISLESBORO, Maine 04848
Population Served
115
Total Violations
109
Health-Based Violations
46
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Waldo
- School/Daycare
- Yes
- MCL Violations
- 46
- Monitoring Violations
- 61
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 28 | 2007 |
| Coliform (TCR) | MR | 24 | 2013 |
| Arsenic | MCL | 18 | 2008 |
| Lead and Copper Rule | MR | 12 | 2023 |
| Revised Total Coliform Rule | MON | 9 | 2023 |
| TTHM | MR | 4 | 2021 |
| Antimony, Total | MR | 4 | 2023 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2021 |
| Arsenic | MR | 4 | 2023 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.