Drinking Water Compliance OS

Thermal, 09

Montano Ranch 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 EPA Region 9’s official records. Always confirm current status with EPA Region 9 before making decisions based on this information.

System facts

System ID (PWSID)
090600038
System type
Community Water System
Population served
72
Service connections
13
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Treatment Technique, Level 2 Assessment (RTCR)

    Health-based

    Revised Total Coliform Rule

    November 1, 2022 – May 22, 2023

    Resolved
  • Monitoring, Source Water (GWR)

    E. COLI

    November 1, 2022 – December 7, 2023

    Resolved
  • Monitoring, Source Water (GWR)

    E. COLI

    September 1, 2022 – December 7, 2023

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

Not on record

7606981730

Thermal, CA 92274