PLAIN WATERWORKS
PWS ID: WI1570098 · PLAIN, Wisconsin 53577-0015
Population Served
792
Total Violations
19
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 293
- County
- Sauk
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 12
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 4 | 2019 |
| Coliform (TCR) | MCL | 4 | 1995 |
| Chlorine | MR | 4 | 2011 |
| Coliform (TCR) | MR | 4 | 2011 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2025 |
| LEAD AND COPPER RULE REVISIONS | TT | 1 | 2024 |
| Public Notice | Other | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.