SARDIS LAKE WATER AUTHORITY
PWS ID: OK1010319 · CLAYTON, Oklahoma 74536
Population Served
307
Total Violations
1,241
Health-Based Violations
1,072
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 322
- County
- Pushmataha
- School/Daycare
- No
- MCL Violations
- 416
- Monitoring Violations
- 135
- Treatment Tech Violations
- 656
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 349 | 2022 |
| CARBON, TOTAL | TT | 307 | 2021 |
| Interim Enhanced Surface Water Treatment Rule | TT | 259 | 2025 |
| Surface Water Treatment Rule | TT | 90 | 2025 |
| Total Haloacetic Acids (HAA5) | MCL | 64 | 2024 |
| CARBON, TOTAL | MR | 36 | 2006 |
| Total Haloacetic Acids (HAA5) | MR | 26 | 2013 |
| TTHM | MR | 26 | 2013 |
| Coliform (TCR) | MR | 20 | 2010 |
| Chlorine | MR | 6 | 2020 |
| Interim Enhanced Surface Water Treatment Rule | MR | 6 | 2025 |
| Lead and Copper Rule | MR | 5 | 2016 |
| Surface Water Treatment Rule | MR | 4 | 2004 |
| Revised Total Coliform Rule | MON | 4 | 2020 |
| Revised Total Coliform Rule | MCL | 3 | 2018 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | 2 | 2010 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.