PUBLIC WHOLESALE WSD 20
PWS ID: KS2001910 · SEDAN, Kansas 67361
Population Served
1
Total Violations
86
Health-Based Violations
45
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1
- County
- Chautauqua
- School/Daycare
- No
- MCL Violations
- 20
- Monitoring Violations
- 31
- Treatment Tech Violations
- 25
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| CARBON, TOTAL | TT | 25 | 2017 |
| CARBON, TOTAL | MR | 19 | 2024 |
| Total Haloacetic Acids (HAA5) | MCL | 16 | 2009 |
| Surface Water Treatment Rule | MR | 9 | 2022 |
| Public Notice | Other | 7 | 2021 |
| TTHM | MCL | 4 | 2007 |
| Interim Enhanced Surface Water Treatment Rule | MR | 3 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.