KNAPP WATERWORKS
PWS ID: WI6170267 · Knapp, Wisconsin 54749
Population Served
486
Total Violations
82
Health-Based Violations
1
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 229
- County
- Dunn
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 69
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 22 | 2018 |
| Coliform (TCR) | MR | 17 | 2013 |
| Revised Total Coliform Rule | MON | 12 | 2024 |
| Lead and Copper Rule | MR | 6 | 2017 |
| Consumer Confidence Rule | Other | 4 | 2010 |
| E. COLI | MR | 4 | 2022 |
| TTHM | MR | 4 | 2020 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2020 |
| Public Notice | Other | 2 | 2007 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 1 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.