Dolton

PWSID: IL0310690

System Details

Population Served20,510
Service Connections7,542
Water SourceSurface Water Purchased
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityDolton
Zip Code60419

Areas Served

  • Dolton, Cook County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0101 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0047 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0036 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0021 mg/L0.015 mg/LBelow Action Level

5 Active Violations

ContaminantViolationDateHealth-BasedStatus
2025-07-02Open
2025-07-01Open
2025-07-01Open
2023-11-05Open
2023-11-05Open

Violation History (35 total)

ContaminantViolationDateHealth-BasedStatus
2025-07-01Returned to Compliance
2024-07-01Returned to Compliance
2024-07-01Returned to Compliance
2024-07-01Returned to Compliance
2023-07-01Returned to Compliance
2023-07-01Returned to Compliance
2023-07-01Returned to Compliance
2022-09-01Returned to Compliance
2022-09-01Returned to Compliance
2022-09-01Returned to Compliance
2022-07-01Returned to Compliance
2022-07-01Returned to Compliance
2022-07-01Returned to Compliance
2022-07-01Returned to Compliance
2021-12-01Returned to Compliance
2021-12-01Returned to Compliance
2021-10-01 MajorReturned to Compliance
2021-10-01 MajorReturned to Compliance
2021-10-01 MajorReturned to Compliance
2021-07-01Returned to Compliance
2021-07-01Returned to Compliance
2021-05-01Returned to Compliance
2021-05-01Returned to Compliance
2021-04-01 MajorReturned to Compliance
2021-04-01 MajorReturned to Compliance
2021-03-01 MajorReturned to Compliance
2021-03-01 MajorReturned to Compliance
2021-03-01 MajorReturned to Compliance
2021-03-01 MajorReturned to Compliance
1993-04-01Returned to Compliance