Drinking Water Compliance OS

HOLLISTER, CA · San Benito County

VINEYARD ESTATES MWC Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace California’s official records. Always confirm current status with California before making decisions based on this information.

System facts

System ID (PWSID)
CA3500579
System type
Community Water System
Population served
90
Service connections
26
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    August 1, 2021 – August 31, 2021

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    July 1, 2017 – September 30, 2017

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    June 1, 2017 – June 30, 2017

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    October 1, 2015 – October 31, 2015

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    September 1, 2003 – September 30, 2003

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2002 – May 23, 2003

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

HERNANDEZ, DEBBIE

408-649-0023

HOLLISTER, CA 95023