Cary

PWSID: IL1110100

System Details

Population Served17,826
Service Connections6,469
Water SourceGroundwater
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityCary
Zip Code60013

Areas Served

  • Cary, Mchenry County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0078 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0066 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0048 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0027 mg/L0.015 mg/LBelow Action Level

1 Active Violations

ContaminantViolationDateHealth-BasedStatus
2025-07-01Open

Violation History (6 total)

ContaminantViolationDateHealth-BasedStatus
2016-07-01Returned to Compliance
2016-07-01Returned to Compliance
1993-04-01Returned to Compliance
1992-12-21YesReturned to Compliance
1992-10-01Returned to Compliance