EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

COUNTY WATER-SYSTEM LEDGER

La Crosse, Wisconsin

Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.

Systems4active CWS · pop. 2,500+
Population served86,192reported total; may overlap
Current violation flag25.0%1 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving La Crosse

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

Water systemPopulation servedPrimary sourceCurrent export status
La Crosse WaterworksWI632030953,000Ground waterNo current violation flagged
Onalaska WaterworksWI632032718,000Ground waterNo current violation flagged
Holmen WaterworksWI632030610,147Ground waterOther current violation flag
West Salem WaterworksWI63203345,045Ground waterNo current violation flagged

02 / SOURCE MIX

Ground water4 systems · 86,192 served
How to read the population total

It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.