Hillsboro Pws

PWSID: MO6010368

System Details

Population Served3,000
Service Connections1,310
Water SourceGroundwater
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityHillsboro
Zip Code63050-0000

Areas Served

  • Hillsboro, Jefferson County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0070 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0070 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0070 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0067 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0067 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0067 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0052 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0043 mg/L0.015 mg/LBelow Action Level

Violation History (8 total)

ContaminantViolationDateHealth-BasedStatus
2025-09-28Returned to Compliance
2025-06-30YesReturned to Compliance
2024-02-01Returned to Compliance
2024-02-01Returned to Compliance
2022-12-01 MajorReturned to Compliance
2022-12-01 MajorReturned to Compliance
2022-12-01 MajorReturned to Compliance
2019-07-01Returned to Compliance