LAKE COMO SANITARY DIST 1
PWS ID: WI2651536 · LAKE GENEVA, Wisconsin 53147
Population Served
3,038
Total Violations
97
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,332
- County
- Walworth
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 91
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 15 | 2005 |
| Combined Radium (-226 and -228) | MR | 12 | 2008 |
| Radium-228 | MR | 12 | 2008 |
| Gross Alpha, Excl. Radon and U | MR | 12 | 2008 |
| Radium-226 | MR | 12 | 2008 |
| Combined Uranium | MR | 12 | 2008 |
| Chlorine | MR | 8 | 2007 |
| Consumer Confidence Rule | Other | 6 | 2000 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2020 |
| TTHM | MR | 4 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.