Harwood Heights

PWSID: IL0311140

System Details

Population Served9,065
Service Connections2,290
Water SourceSurface Water Purchased
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityHardwood Heights
Zip Code60706

Areas Served

  • Harwood Heights, Cook County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0066 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0063 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0039 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0030 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0028 mg/L0.015 mg/LBelow Action Level

Violation History (7 total)

ContaminantViolationDateHealth-BasedStatus
2020-12-30Returned to Compliance
2020-12-30Returned to Compliance
2016-07-01Returned to Compliance
2016-07-01Returned to Compliance
2015-07-01Returned to Compliance
2015-07-01Returned to Compliance
1992-12-21YesReturned to Compliance