FOCUS STUDY CENTER
PWS ID: MA4296001 · WEST TISBURY, Massachusetts 02575
Population Served
80
Total Violations
35
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 7
- County
- Dukes
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 22
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrite | MR | 7 | 2002 |
| Nitrate | MR | 7 | 2016 |
| Revised Total Coliform Rule | RPT | 6 | 2025 |
| Coliform (TCR) | MR | 5 | 2002 |
| Revised Total Coliform Rule | MON | 3 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.