Drinking Water Compliance OS

OAKDALE, CA · Stanislaus County

OAKDALE, CITY OF 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)
CA5010014
System type
Community Water System
Population served
23,235
Service connections
8,335
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    August 1, 2009 – August 31, 2009

    Resolved
  • Monitoring, Regular

    Arsenic

    March 1, 1988 – March 31, 1988

    Archived
  • Monitoring, Regular

    Fluoride

    March 1, 1988 – March 31, 1988

    Archived
  • Monitoring, Regular

    Nitrate

    March 1, 1988 – March 31, 1988

    Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

ROBERTS, JEFF

209-845-3600

OAKDALE, CA 95361