PAWNEE CO RWD #4
PWS ID: OK3005913 · PAWNEE, Oklahoma 74058
Population Served
415
Total Violations
231
Health-Based Violations
174
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 372
- County
- Pawnee
- School/Daycare
- No
- MCL Violations
- 174
- Monitoring Violations
- 51
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 116 | 2023 |
| Total Haloacetic Acids (HAA5) | MCL | 50 | 2021 |
| Chlorine | MR | 16 | 2022 |
| Revised Total Coliform Rule | MON | 8 | 2022 |
| Lead and Copper Rule | MR | 8 | 2019 |
| Coliform (TCR) | MCL | 8 | 2008 |
| Coliform (TCR) | MR | 7 | 2004 |
| Consumer Confidence Rule | Other | 6 | 2008 |
| TTHM | MR | 6 | 2022 |
| Total Haloacetic Acids (HAA5) | MR | 6 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.