PlainWater

ST JOHN THE BAPTIST

PWS ID: WI4080369 · SHERWOOD, Wisconsin 54169

Population Served
25
Total Violations
15
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1
County
Calumet
School/Daycare
Yes
MCL Violations
4
Monitoring Violations
11
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 6 1995
Lead and Copper Rule MR 5 1993
Coliform (TCR) MCL 4 1993
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.