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

COUNTY WATER-SYSTEM LEDGER

St. Croix, 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 served37,156reported total; may overlap
Current violation flag50.0%2 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving St. Croix

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

Water systemPopulation servedPrimary sourceCurrent export status
Hudson WaterworksWI656008718,558Ground waterOther current violation flag
New Richmond WaterworksWI656012610,824Ground waterNo current violation flagged
Baldwin WaterworksWI65601194,440Ground waterNo current violation flagged
Somerset WaterworksWI65601373,334Ground waterOther current violation flag

02 / SOURCE MIX

Ground water4 systems · 37,156 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.