SEILING
PWS ID: OK2002205 · SEILING, Oklahoma 73663
Population Served
860
Total Violations
130
Health-Based Violations
54
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 561
- County
- Dewey
- School/Daycare
- No
- MCL Violations
- 54
- Monitoring Violations
- 35
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MCL | 52 | 2001 |
| Coliform (TCR) | MR | 9 | 2015 |
| TTHM | MR | 7 | 2021 |
| Total Haloacetic Acids (HAA5) | MR | 7 | 2021 |
| Nitrate-Nitrite | MR | 4 | 2023 |
| Glyphosate | MR | 4 | 2023 |
| Atrazine | MR | 4 | 2023 |
| Consumer Confidence Rule | Other | 3 | 2014 |
| Coliform (TCR) | MCL | 2 | 1998 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.