WILLIS, CITY OF
PWS ID: KS2001311 · HIAWATHA, Kansas 66434
Population Served
38
Total Violations
149
Health-Based Violations
33
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 33
- County
- Brown
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 99
- Treatment Tech Violations
- 29
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 89 | 2013 |
| Groundwater Rule | TT | 29 | 2019 |
| Lead and Copper Rule | MR | 6 | 2020 |
| Consumer Confidence Rule | Other | 5 | 2008 |
| Groundwater Rule | Other | 4 | 2018 |
| Revised Total Coliform Rule | MON | 4 | 2019 |
| Coliform (TCR) | MCL | 4 | 1997 |
| LEAD AND COPPER RULE REVISIONS | RPT | 2 | 2024 |
| Public Notice | Other | 2 | 2021 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.