PITTSBURG CO. WATER AUTHORITY
PWS ID: OK1020616 · MCALESTER, Oklahoma 74502
Population Served
5
Total Violations
1,559
Health-Based Violations
1,078
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 3
- County
- Pittsburg
- School/Daycare
- No
- MCL Violations
- 732
- Monitoring Violations
- 420
- Treatment Tech Violations
- 346
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 381 | 2018 |
| Total Haloacetic Acids (HAA5) | MCL | 351 | 2020 |
| CARBON, TOTAL | TT | 335 | 2014 |
| CARBON, TOTAL | MR | 93 | 2021 |
| TTHM | MR | 49 | 2018 |
| Coliform (TCR) | MR | 45 | 2013 |
| Total Haloacetic Acids (HAA5) | MR | 38 | 2019 |
| Interim Enhanced Surface Water Treatment Rule | MR | 29 | 2025 |
| Public Notice | Other | 24 | 2021 |
| Chlorine | MR | 16 | 2021 |
| Revised Total Coliform Rule | MON | 16 | 2021 |
| Lead and Copper Rule | MR | 13 | 2023 |
| Surface Water Treatment Rule | MR | 8 | 2013 |
| Consumer Confidence Rule | Other | 7 | 2025 |
| Nitrate-Nitrite | MR | 7 | 2023 |
| Surface Water Treatment Rule | TT | 6 | 2002 |
| Interim Enhanced Surface Water Treatment Rule | TT | 4 | 2008 |
| Gross Alpha, Excl. Radon and U | MR | 4 | 2008 |
| Gross Beta Particle Activity | MR | 4 | 2008 |
| Combined Radium (-226 and -228) | MR | 4 | 2008 |
| Combined Uranium | MR | 4 | 2008 |
| Endrin | MR | 3 | 2024 |
| Methoxychlor | MR | 3 | 2024 |
| Dalapon | MR | 3 | 2024 |
| Diquat | MR | 3 | 2024 |
| OXAMYL | MR | 3 | 2024 |
| Simazine | MR | 3 | 2024 |
| Di(2-ethylhexyl) phthalate | MR | 3 | 2024 |
| Picloram | MR | 3 | 2024 |
| Dinoseb | MR | 3 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.