Drinking Water Compliance OS

TYGH VALLEY, OR · Wasco County

MOUNTAIN FIR LUMBER CO INC Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of October 16, 1991. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Wasco County, OR.

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 Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.

System facts

System ID (PWSID)
OR4100908
System type
Community Water System
Population served
120
Service connections
50
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    July 1, 1991 – July 31, 1991

    Resolved
  • Monitoring, Repeat Minor (TCR)

    Coliform (TCR)

    June 1, 1991 – June 30, 1991

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Last known contact on file (system is inactive)

Not on record

541-483-2211

TYGH VALLEY, OR 97063