PlainWater
States05

HO-CHUNK CHE-NUNK

PWS ID: 055295016 · BLACK RIVER FALLS, 05 54615

Population Served
132
Total Violations
29
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
33
School/Daycare
No
MCL Violations
0
Monitoring Violations
19
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 8 2000
Thallium, Total MR 4 2017
Nickel MR 4 2017
Revised Total Coliform Rule RPT 3 2019
Chlorine MR 3 2019
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.