Hollister, City of

PWSID: CA3510001

System Details

Population Served26,017
Service Connections7,884
Water SourceSurface Water Purchased
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityHollister
Zip Code95023

Areas Served

  • Hollister, San Benito County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0023 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 (25 total)

ContaminantViolationDateHealth-BasedStatus
2024-04-01Acknowledged
2024-04-01Acknowledged
2024-04-01Acknowledged
2024-04-01Acknowledged
2024-04-01Acknowledged
2024-04-01Acknowledged
2024-04-01Acknowledged
2024-04-01Acknowledged
2022-07-01YesReturned to Compliance
2022-07-01YesReturned to Compliance
2022-07-01YesReturned to Compliance
2022-07-01YesReturned to Compliance
2022-07-01YesReturned to Compliance
2018-10-01YesReturned to Compliance
2018-10-01YesReturned to Compliance
2018-10-01YesReturned to Compliance
2018-07-01YesReturned to Compliance
2018-07-01YesReturned to Compliance
2018-07-01YesReturned to Compliance
2016-01-01YesReturned to Compliance
2016-01-01YesReturned to Compliance
2016-01-01YesReturned to Compliance
2015-10-01YesReturned to Compliance
2015-10-01YesReturned to Compliance
2015-10-01YesReturned to Compliance