Grafton Waterworks

PWSID: WI2460111

System Details

Population Served12,269
Service Connections4,544
Water SourceGroundwater
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityGrafton
Zip Code53024

Areas Served

  • Grafton, Ozaukee County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0039 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0033 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0033 mg/L0.015 mg/LBelow Action Level

Violation History (4 total)

ContaminantViolationDateHealth-BasedStatus
2023-07-01 MajorAcknowledged
2004-04-01Returned to Compliance
2002-07-01Returned to Compliance
1999-01-01Returned to Compliance