CASTINE WATER DEPARTMENT
PWS ID: ME0090330 · CASTINE, Maine 04421
Population Served
983
Total Violations
48
Health-Based Violations
38
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 393
- County
- Hancock
- School/Daycare
- No
- MCL Violations
- 38
- Monitoring Violations
- 8
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 26 | 2008 |
| Lead and Copper Rule | MR | 8 | 2008 |
| Coliform (TCR) | MCL | 4 | 1991 |
| Combined Radium (-226 and -228) | MCL | 4 | 2009 |
| Gross Alpha, Excl. Radon and U | MCL | 4 | 2009 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.