Drinking Water Compliance OS

PESCADERO, CA · San Mateo County

OKU INCORPORATED 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)
CA4100540
System type
Community Water System
Population served
35
Service connections
10
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2019 – December 31, 2021

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2019 – December 31, 2021

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2019 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2019 – December 31, 2021

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Total Haloacetic Acids (HAA5)

    July 1, 2011 – September 30, 2011

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

OKU, JAMES

650-245-3088

PESCADERO, CA 94060