BUTTERFLY SUPPER CLUB
PWS ID: WI1540174 · BELOIT, Wisconsin 53511
Population Served
222
Total Violations
22
Health-Based Violations
11
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Rock
- School/Daycare
- No
- MCL Violations
- 11
- Monitoring Violations
- 9
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 9 | 1994 |
| E. COLI | MR | 8 | 2018 |
| Nitrate-Nitrite | MCL | 2 | 1996 |
| Coliform (TCR) | MR | 1 | 1995 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.