Lake Delton Waterworks

PWSID: WI1570664

System Details

Population Served2,914
Service Connections1,079
Water SourceGroundwater
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityLake Delton
Zip Code53940-0087

Areas Served

  • Lake Delton, Sauk County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0011 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0006 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0005 mg/L0.015 mg/LBelow Action Level

Violation History (3 total)

ContaminantViolationDateHealth-BasedStatus
2025-07-01Returned to Compliance
2025-07-01Returned to Compliance
2002-07-01Returned to Compliance