Joliet

PWSID: IL1970450

System Details

Population Served160,000
Service Connections49,000
Water SourceGroundwater
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityJoliet
Zip Code60432

Areas Served

  • Joliet, Will County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0087 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0082 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0078 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0077 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0072 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0070 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0055 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0047 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0044 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0042 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level

1 Active Violations

ContaminantViolationDateHealth-BasedStatus
2024-10-17YesOpen

Violation History (29 total)

ContaminantViolationDateHealth-BasedStatus
2024-10-01 MajorAcknowledged
2024-10-01 MajorReturned to Compliance
2024-10-01 MajorReturned to Compliance
2024-10-01 MajorAcknowledged
2024-10-01 MajorReturned to Compliance
2024-10-01 MajorReturned to Compliance
2024-10-01 MajorAcknowledged
2024-10-01 MajorReturned to Compliance
2024-10-01 MajorReturned to Compliance
2024-10-01 MajorAcknowledged
2024-10-01 MajorReturned to Compliance
2024-10-01 MajorReturned to Compliance
2017-10-01Returned to Compliance
2017-10-01Returned to Compliance
2017-10-01Returned to Compliance
2017-10-01 MajorReturned to Compliance
2017-10-01 MajorReturned to Compliance
2017-10-01 MajorReturned to Compliance
2017-10-01 MajorReturned to Compliance
2017-10-01 MajorReturned to Compliance
2017-10-01 MajorReturned to Compliance
2017-01-01 MajorReturned to Compliance
2017-01-01 MajorReturned to Compliance
2017-01-01 MajorReturned to Compliance
2017-01-01 MajorReturned to Compliance
2017-01-01 MajorReturned to Compliance
2017-01-01 MajorReturned to Compliance
1993-01-12YesReturned to Compliance