Buffalo Grove

PWSID: IL0314180

System Details

Population Served43,212
Service Connections12,271
Water SourceSurface Water Purchased
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityBuffalo Grove
Zip Code60089

Areas Served

  • Buffalo Grove, Cook County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0042 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0014 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level

Violation History (8 total)

ContaminantViolationDateHealth-BasedStatus
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
2023-07-01Returned to Compliance
2023-07-01Returned to Compliance