WI DNR GLACIAL DRUMLIN TRAIL WALES REST AREA
PWS ID: WI2682867 · MADISON, Wisconsin 53707-7921
Population Served
300
Total Violations
52
Health-Based Violations
29
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 1
- County
- Waukesha
- School/Daycare
- No
- MCL Violations
- 25
- Monitoring Violations
- 21
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 25 | 2015 |
| Coliform (TCR) | MR | 18 | 2004 |
| Groundwater Rule | TT | 4 | 2023 |
| Nitrate | MR | 3 | 1996 |
| Public Notice | Other | 2 | 2004 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.