QUAPAW TRIBE
PWS ID: OK2005812 · MIAMI, Oklahoma 74354
Population Served
55
Total Violations
217
Health-Based Violations
2
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 31
- County
- Ottawa
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 179
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 48 | 2012 |
| Chlorine | MR | 17 | 2024 |
| Revised Total Coliform Rule | MON | 13 | 2024 |
| Lead and Copper Rule | MR | 11 | 2024 |
| Consumer Confidence Rule | Other | 5 | 2024 |
| Nitrate-Nitrite | MR | 4 | 2015 |
| Arsenic | MR | 4 | 2011 |
| TTHM | MR | 4 | 2020 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2020 |
| cis-1,2-Dichloroethylene | MR | 3 | 2004 |
| Xylenes, Total | MR | 3 | 2004 |
| DICHLOROMETHANE | MR | 3 | 2004 |
| o-Dichlorobenzene | MR | 3 | 2004 |
| Vinyl chloride | MR | 3 | 2004 |
| 1,1,1-Trichloroethane | MR | 3 | 2004 |
| 1,2-Dichloropropane | MR | 3 | 2004 |
| Trichloroethylene | MR | 3 | 2004 |
| CHLOROBENZENE | MR | 3 | 2004 |
| Benzene | MR | 3 | 2004 |
| Ethylbenzene | MR | 3 | 2004 |
| Styrene | MR | 3 | 2004 |
| Combined Uranium | MR | 3 | 2014 |
| Combined Radium (-226 and -228) | MR | 3 | 2014 |
| Gross Beta Particle Activity | MR | 3 | 2014 |
| 1,1,2-Trichloroethane | MR | 3 | 2004 |
| Toluene | MR | 3 | 2004 |
| Tetrachloroethylene | MR | 3 | 2004 |
| 1,1-Dichloroethylene | MR | 3 | 2004 |
| p-Dichlorobenzene | MR | 3 | 2004 |
| trans-1,2-Dichloroethylene | MR | 3 | 2004 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.