Drinking Water Compliance OS

MARYLHURST, OR · Columbia County

MARYHURST WS Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of September 1, 1978. 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 Columbia 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)
OR4100509
System type
Community Water System
Population served
150
Service connections
1
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

No violations on record for this system.

Enforcement actions

No enforcement actions on record for this system.

Last known contact on file (system is inactive)

Not on record

503-636-8105

MARYLHURST, OR 97036