WELLSTON
PWS ID: OK1020724 · WELLSTON, Oklahoma 74881
Population Served
825
Total Violations
753
Health-Based Violations
257
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 420
- County
- Lincoln
- School/Daycare
- No
- MCL Violations
- 193
- Monitoring Violations
- 476
- Treatment Tech Violations
- 64
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | MR | 199 | 2016 |
| TTHM | MCL | 167 | 2023 |
| TTHM | MR | 64 | 2023 |
| CARBON, TOTAL | TT | 62 | 2007 |
| Total Haloacetic Acids (HAA5) | MR | 59 | 2013 |
| CARBON, TOTAL | MR | 54 | 2013 |
| Total Haloacetic Acids (HAA5) | MCL | 26 | 2008 |
| Arsenic | MR | 16 | 2008 |
| Interim Enhanced Surface Water Treatment Rule | Other | 12 | 2015 |
| Coliform (TCR) | MR | 8 | 2013 |
| Chlorine | MR | 7 | 2015 |
| Consumer Confidence Rule | Other | 6 | 2015 |
| Lead and Copper Rule | MR | 3 | 2010 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | 3 | 2010 |
| cis-1,2-Dichloroethylene | MR | 3 | 2011 |
| DICHLOROMETHANE | MR | 3 | 2011 |
| o-Dichlorobenzene | MR | 3 | 2011 |
| p-Dichlorobenzene | MR | 3 | 2011 |
| 1,1-Dichloroethylene | MR | 3 | 2011 |
| 1,2-Dichloroethane | MR | 3 | 2011 |
| Carbon tetrachloride | MR | 3 | 2011 |
| 1,2-Dichloropropane | MR | 3 | 2011 |
| CHLOROBENZENE | MR | 3 | 2011 |
| Ethylbenzene | MR | 3 | 2011 |
| Styrene | MR | 3 | 2011 |
| 1,1,2-Trichloroethane | MR | 3 | 2011 |
| 1,1,1-Trichloroethane | MR | 3 | 2011 |
| Trichloroethylene | MR | 3 | 2011 |
| Toluene | MR | 3 | 2011 |
| Xylenes, Total | MR | 3 | 2011 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.