WISTER
PWS ID: OK3004014 · WISTER, Oklahoma 74966
Population Served
1,002
Total Violations
67
Health-Based Violations
4
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 612
- County
- Le Flore
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 50
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 31 | 2005 |
| Lead and Copper Rule | MR | 8 | 2024 |
| Total Haloacetic Acids (HAA5) | MR | 6 | 2025 |
| TTHM | MR | 5 | 2009 |
| Coliform (TCR) | MCL | 4 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.