STONINGTON WATER COMPANY
PWS ID: ME0091510 · WINTERPORT, Maine 04496
Population Served
683
Total Violations
158
Health-Based Violations
72
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 273
- County
- Hancock
- School/Daycare
- No
- MCL Violations
- 55
- Monitoring Violations
- 77
- Treatment Tech Violations
- 17
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Uranium | MCL | 23 | 2008 |
| Coliform (TCR) | MR | 18 | 1996 |
| Surface Water Treatment Rule | TT | 17 | 1995 |
| Gross Alpha, Excl. Radon and U | MCL | 12 | 2021 |
| TTHM | MCL | 11 | 2023 |
| Total Haloacetic Acids (HAA5) | MR | 8 | 2023 |
| TTHM | MR | 8 | 2023 |
| CYANIDE | MR | 7 | 2007 |
| Beryllium, Total | MR | 7 | 2007 |
| Thallium, Total | MR | 7 | 2007 |
| Antimony, Total | MR | 7 | 2007 |
| Nickel | MR | 7 | 2007 |
| Revised Total Coliform Rule | MCL | 5 | 2020 |
| Coliform (TCR) | MCL | 4 | 1998 |
| Lead and Copper Rule | MR | 4 | 2019 |
| Combined Radium (-226 and -228) | MR | 4 | 2019 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.