Public Water Partners

WILLAMINA, OR · Yamhill County

WILLAMINA, CITY OF Water System

Consumer Confidence Report status

WILLAMINA, CITY OF must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for WILLAMINA, CITY OF.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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)
OR4100953
System type
Community Water System
Population served
2,239
Service connections
900
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

WILLAMINA, CITY OF is one of 203 community water systems in Oregon in the 501 to 3,300 people size category, serving 2,239 people from surface water.

As of August 1, 2026, its federal record holds 60 entries between 1976 and 2017, all of which EPA lists as closed. Nothing has been added since 2017.

Of the 60, 57 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves volatile organic chemicals, the Surface Water Treatment Rules, and inorganic chemicals.

Violation history

  • Monitoring of Treatment (SWTR-Filter)

    —

    Surface Water Treatment Rule

    March 1, 2017 – March 31, 2017

    Resolved

  • Monitoring, Turbidity (Enhanced SWTR)

    —

    Interim Enhanced Surface Water Treatment Rule

    March 1, 2017 – March 31, 2017

    Resolved

  • Monitoring of Treatment (SWTR-Filter)

    —

    Surface Water Treatment Rule

    March 1, 2017 – March 31, 2017

    Resolved

  • Monitoring, Regular

    —

    Combined Radium (-226 and -228)

    January 1, 2017 – December 31, 2025

    Archived

  • Monitoring of Treatment (SWTR-Filter)

    —

    Surface Water Treatment Rule

    December 1, 2009 – December 31, 2009

    Resolved

  • Monitoring, Turbidity (Enhanced SWTR)

    —

    Interim Enhanced Surface Water Treatment Rule

    December 1, 2009 – December 31, 2009

    Resolved

  • Monitoring, Turbidity (Enhanced SWTR)

    —

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2009 – October 31, 2009

    Resolved

  • Monitoring of Treatment (SWTR-Filter)

    —

    Surface Water Treatment Rule

    April 1, 2009 – April 30, 2009

    Resolved

  • Monitoring, Turbidity (Enhanced SWTR)

    —

    Interim Enhanced Surface Water Treatment Rule

    April 1, 2009 – April 30, 2009

    Resolved

  • Monitoring, Regular

    —

    Arsenic

    January 1, 2007 – December 31, 2007

    Resolved

  • Monitoring, Routine Minor (TCR)

    —

    Coliform (TCR)

    October 1, 2006 – October 31, 2006

    Resolved

  • Monitoring, Routine Minor (TCR)

    —

    Coliform (TCR)

    March 1, 2006 – March 31, 2006

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Follow-up Or Routine LCR Tap M/R

    —

    Lead and Copper Rule

    January 1, 2003 – October 19, 2007

    Resolved

  • Consumer Confidence Report Complete Failure to Report

    —

    Consumer Confidence Rule

    July 1, 2001 – September 6, 2002

    Resolved

  • Monitoring of Treatment (SWTR-Filter)

    —

    Surface Water Treatment Rule

    September 1, 1996 – September 30, 1996

    Resolved

  • Monitoring of Treatment (SWTR-Filter)

    —

    Surface Water Treatment Rule

    April 1, 1996 – April 30, 1996

    Resolved

  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    February 1, 1994 – February 28, 1994

    Resolved

  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    January 1, 1994 – January 31, 1994

    Resolved

  • Monitoring, Regular

    —

    Cadmium

    June 24, 1979 – June 23, 1980

    Archived

  • Monitoring, Regular

    —

    Fluoride

    June 24, 1979 – June 23, 1980

    Archived

  • Monitoring, Regular

    —

    Mercury

    June 24, 1979 – June 23, 1980

    Archived

  • Monitoring, Regular

    —

    Nitrate

    June 24, 1979 – June 23, 1980

    Archived

  • Monitoring, Regular

    —

    Selenium

    June 24, 1979 – June 23, 1980

    Archived

  • Monitoring, Regular

    —

    Barium

    June 24, 1979 – June 23, 1980

    Archived

  • Monitoring, Regular

    —

    Chromium

    June 24, 1979 – June 23, 1980

    Archived

  • Monitoring, Regular

    —

    Arsenic

    June 24, 1979 – June 23, 1980

    Archived

  • Monitoring, Regular

    —

    Combined Radium (-226 and -228)

    June 1, 1976 – May 31, 1980

    Archived

  • Monitoring, Regular

    —

    Gross Alpha, Excl. Radon and U

    June 1, 1976 – May 31, 1980

    Archived

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

Enforcement actions

Common questions

Is WILLAMINA, CITY OF required to publish a Consumer Confidence Report?

Yes. WILLAMINA, CITY OF is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is WILLAMINA, CITY OF’s next Consumer Confidence Report due?

WILLAMINA, CITY OF’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does WILLAMINA, CITY OF have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for WILLAMINA, CITY OF.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

WILLAMINA, CITY OF

503-437-7003

WILLAMINA, OR 97396