DEERFIELD WATERWORKS
PWS ID: WI1130223 · DEERFIELD, Wisconsin 53531
Population Served
2,510
Total Violations
45
Health-Based Violations
28
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 929
- County
- Dane
- School/Daycare
- No
- MCL Violations
- 28
- Monitoring Violations
- 10
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 28 | 1998 |
| Coliform (TCR) | MR | 8 | 2003 |
| Lead and Copper Rule | MR | 2 | 2012 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.