GRANTON WATERWORKS
PWS ID: WI6100327 · GRANTON, Wisconsin 54436
Population Served
349
Total Violations
93
Health-Based Violations
29
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 189
- County
- Clark
- School/Daycare
- No
- MCL Violations
- 29
- Monitoring Violations
- 54
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 22 | 2016 |
| ETHYLENE DIBROMIDE | MCL | 15 | 2025 |
| Coliform (TCR) | MCL | 14 | 1994 |
| Chlorine | MR | 12 | 2016 |
| Total Haloacetic Acids (HAA5) | MR | 12 | 2020 |
| TTHM | MR | 8 | 2020 |
| Public Notice | Other | 2 | 2011 |
| Consumer Confidence Rule | Other | 1 | 2000 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.