Drinking Water Compliance OS

SAN YSABEL, CA · San Diego County

WYNOLA WATER DISTRICT Water System

Current status

2 items on record are open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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)
CA3701837
System type
Community Water System
Population served
140
Service connections
74
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Notification, Known or Potential LSL

    LEAD AND COPPER RULE REVISIONS

    July 2, 2025

    Unaddressed
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    October 1, 2022

    Addressed
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    February 1, 2008 – February 29, 2008

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    May 1, 2005 – May 31, 2005

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    March 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    February 1, 2005 – February 28, 2005

    Resolved
  • Notification, Public

    No contaminant on record

    January 1, 1984 – January 31, 1984

    Archived
  • Notification, Public

    No contaminant on record

    August 1, 1983 – August 31, 1983

    Archived
  • Notification, Public

    No contaminant on record

    January 13, 1983 – February 12, 1983

    Archived
  • Notification, Public

    No contaminant on record

    December 22, 1982 – January 21, 1983

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 1981 – September 30, 1982

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 30, 1980 – October 29, 1981

    Archived

Unaddressed no corrective action on record yetAddressed corrective action reported, pending final confirmationResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

MADAFFER, JIM

619-884-6556

SAN YSABEL, CA 92070