Pewaukee City Water and Sewer Utility

PWSID: WI2680214

System Details

Population Served8,671
Service Connections3,211
Water SourceGroundwater
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityPewaukee
Zip Code53072

Areas Served

  • Pewaukee, Waukesha County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0040 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0033 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0026 mg/L0.015 mg/LBelow Action Level

4 Active Violations

ContaminantViolationDateHealth-BasedStatus
2025-08-18Open
2025-08-18Open
2024-11-18Open
2024-07-16Open

Violation History (116 total)

ContaminantViolationDateHealth-BasedStatus
2025-10-01YesAcknowledged
2025-07-01YesAcknowledged
2025-04-01YesAcknowledged
2025-04-01YesAcknowledged
2025-03-03Returned to Compliance
2025-01-01YesAcknowledged
2025-01-01YesAcknowledged
2024-10-01YesAcknowledged
2024-10-01YesAcknowledged
2024-10-01YesAcknowledged
2024-08-29Returned to Compliance
2024-07-01YesAcknowledged
2024-07-01YesAcknowledged
2024-07-01YesAcknowledged
2024-04-01YesAcknowledged
2024-04-01YesAcknowledged
2024-04-01YesAcknowledged
2024-01-01YesAcknowledged
2024-01-01YesAcknowledged
2024-01-01YesAcknowledged
2023-12-11Returned to Compliance
2023-10-01 MajorAcknowledged
2023-10-01YesAcknowledged
2023-10-01YesAcknowledged
2023-10-01YesAcknowledged
2023-07-01 MajorAcknowledged
2023-01-01 MajorAcknowledged
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance

Showing 50 of 112 historical violations.