Havana

PWSID: IL1250200

System Details

Population Served2,963
Service Connections1,472
Water SourceGroundwater
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityHavana
Zip Code62644

Areas Served

  • Havana, Mason County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0046 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0040 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0030 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0030 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0021 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
2025-07-02Open

Violation History (7 total)

ContaminantViolationDateHealth-BasedStatus
2020-12-30Returned to Compliance
2020-12-30Returned to Compliance
2020-07-01Returned to Compliance
2020-07-01Returned to Compliance
2011-07-01Returned to Compliance
1996-10-01Returned to Compliance