Drinking Water Compliance OS

MILWAUKIE, OR · Clackamas County

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

System facts

System ID (PWSID)
OR4100528
System type
Community Water System
Population served
20,946
Service connections
7,480
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine (RTCR)

    —

    Revised Total Coliform Rule

    April 1, 2025 – April 30, 2025

    Resolved

  • Monitoring and Reporting (DBP)

    —

    Total Haloacetic Acids (HAA5)

    January 1, 2024 – December 31, 2024

    Archived

  • Monitoring and Reporting (DBP)

    —

    TTHM

    January 1, 2024 – December 31, 2024

    Archived

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    January 1, 2024 – December 31, 2024

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2024 – December 31, 2024

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2024 – December 31, 2024

    Resolved

  • Failure to Conduct Assessment Monitoring

    —

    COLIPHAGE

    January 1, 2024 – December 31, 2024

    Resolved

  • Failure to Conduct Assessment Monitoring

    —

    COLIPHAGE

    January 1, 2024 – December 31, 2024

    Resolved

  • Monitoring, Source Water (GWR)

    —

    E. COLI

    October 22, 2023 – June 14, 2024

    Resolved

  • Consumer Confidence Report Complete Failure to Report

    —

    Consumer Confidence Rule

    July 1, 2023 – July 12, 2023

    Resolved

  • Follow-up Or Routine LCR Tap M/R

    —

    Lead and Copper Rule

    October 1, 2022 – November 2, 2022

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    July 1, 2022 – September 30, 2022

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    July 1, 2022 – September 30, 2022

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    July 1, 2022 – September 30, 2022

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2021 – December 31, 2021

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2021 – December 31, 2021

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2021 – December 31, 2021

    Resolved

  • Monitoring and Reporting (DBP)

    —

    Total Haloacetic Acids (HAA5)

    January 1, 2020 – March 31, 2020

    Resolved

  • Failure to Conduct Assessment Monitoring

    —

    COLIPHAGE

    January 1, 2020 – December 31, 2020

    Resolved

  • Failure to Conduct Assessment Monitoring

    —

    COLIPHAGE

    January 1, 2020 – December 31, 2020

    Resolved

  • Failure to Conduct Assessment Monitoring

    —

    COLIPHAGE

    January 1, 2020 – December 31, 2020

    Resolved

  • Failure to Conduct Assessment Monitoring

    —

    COLIPHAGE

    January 1, 2020 – December 31, 2020

    Resolved

  • Failure to Conduct Assessment Monitoring

    —

    COLIPHAGE

    January 1, 2020 – December 31, 2020

    Resolved

  • Failure to Conduct Assessment Monitoring

    —

    COLIPHAGE

    January 1, 2020 – December 31, 2020

    Resolved

  • Monitoring and Reporting (DBP)

    —

    TTHM

    January 1, 2020 – March 31, 2020

    Resolved

  • Monitoring and Reporting (DBP)

    —

    TTHM

    July 1, 2019 – September 30, 2019

    Resolved

  • Monitoring and Reporting (DBP)

    —

    Total Haloacetic Acids (HAA5)

    July 1, 2019 – September 30, 2019

    Resolved

  • Monitoring, Routine (RTCR)

    —

    Revised Total Coliform Rule

    May 1, 2018 – May 31, 2018

    Resolved

  • Monitoring and Reporting (DBP)

    —

    Total Haloacetic Acids (HAA5)

    April 1, 2017 – June 30, 2017

    Resolved

  • Monitoring and Reporting (DBP)

    —

    TTHM

    April 1, 2017 – June 30, 2017

    Resolved

  • Monitoring, Regular

    —

    Combined Radium (-226 and -228)

    January 1, 2017 – December 31, 2025

    Archived

  • Monitoring, Regular

    —

    Heptachlor

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Heptachlor epoxide

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    2,4-D

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    2,4,5-TP

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    HEXACHLOROBENZENE

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Benzo(a)pyrene

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Pentachlorophenol

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    ETHYLENE DIBROMIDE

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Chlordane

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Endrin

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    BHC-GAMMA

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Methoxychlor

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Toxaphene

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Dalapon

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Diquat

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Endothall

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Glyphosate

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Di(2-ethylhexyl) adipate

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    OXAMYL

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Simazine

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Di(2-ethylhexyl) phthalate

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Picloram

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Dinoseb

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Hexachlorocyclopentadiene

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Carbofuran

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Atrazine

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    LASSO

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Heptachlor

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Heptachlor epoxide

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    2,4-D

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    2,4,5-TP

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    HEXACHLOROBENZENE

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Benzo(a)pyrene

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Pentachlorophenol

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    ETHYLENE DIBROMIDE

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Chlordane

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Endrin

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    BHC-GAMMA

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Methoxychlor

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Toxaphene

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Dalapon

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Diquat

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Endothall

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Glyphosate

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Di(2-ethylhexyl) adipate

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    OXAMYL

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Simazine

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Di(2-ethylhexyl) phthalate

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Picloram

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Dinoseb

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Hexachlorocyclopentadiene

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Carbofuran

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Atrazine

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    LASSO

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Heptachlor

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Heptachlor epoxide

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    2,4-D

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    2,4,5-TP

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    HEXACHLOROBENZENE

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Benzo(a)pyrene

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Pentachlorophenol

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    ETHYLENE DIBROMIDE

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Chlordane

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Gross Alpha, Excl. Radon and U

    January 1, 2017 – December 31, 2025

    Archived

  • Monitoring, Regular

    —

    Gross Alpha, Excl. Radon and U

    January 1, 2017 – December 31, 2025

    Archived

  • Monitoring, Regular

    —

    Endrin

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    BHC-GAMMA

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Methoxychlor

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Toxaphene

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Dalapon

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Diquat

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Endothall

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Glyphosate

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Di(2-ethylhexyl) adipate

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    OXAMYL

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Simazine

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Di(2-ethylhexyl) phthalate

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Picloram

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Dinoseb

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Hexachlorocyclopentadiene

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Carbofuran

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Atrazine

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    LASSO

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring and Reporting (DBP)

    —

    Total Haloacetic Acids (HAA5)

    October 1, 2016 – December 31, 2016

    Resolved

  • Monitoring and Reporting (DBP)

    —

    TTHM

    October 1, 2016 – December 31, 2016

    Resolved

  • Monitoring, Routine (RTCR)

    —

    Revised Total Coliform Rule

    July 1, 2016 – July 31, 2016

    Archived

  • Monitoring and Reporting (DBP)

    —

    TTHM

    April 1, 2016 – June 30, 2016

    Resolved

  • Monitoring and Reporting (DBP)

    —

    Total Haloacetic Acids (HAA5)

    April 1, 2016 – June 30, 2016

    Resolved

  • Monitoring and Reporting (DBP)

    —

    Total Haloacetic Acids (HAA5)

    July 1, 2015 – September 30, 2015

    Resolved

  • Monitoring and Reporting (DBP)

    —

    TTHM

    July 1, 2015 – September 30, 2015

    Resolved

  • Monitoring, Regular

    —

    Mercury

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    Nickel

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    Antimony, Total

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    Beryllium, Total

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    Thallium, Total

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    Selenium

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    Cadmium

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    Chromium

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    Fluoride

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    CYANIDE

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    Barium

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Regular

    —

    Arsenic

    January 1, 2011 – December 31, 2013

    Archived

  • Monitoring, Routine Major (TCR)

    —

    Coliform (TCR)

    September 1, 2010 – September 30, 2010

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    Benzene

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    Toluene

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    Styrene

    July 1, 2009 – September 30, 2009

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2008 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2008 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    Carbofuran

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Di(2-ethylhexyl) adipate

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Di(2-ethylhexyl) adipate

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Glyphosate

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Methoxychlor

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    BHC-GAMMA

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Chlordane

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Atrazine

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Pentachlorophenol

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Benzo(a)pyrene

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    2,4,5-TP

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    2,4-D

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Dalapon

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Endrin

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Simazine

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Heptachlor epoxide

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Atrazine

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Carbofuran

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Hexachlorocyclopentadiene

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Dinoseb

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    Di(2-ethylhexyl) phthalate

    January 1, 2005 – December 31, 2007

    Resolved

  • Monitoring, Routine Major (TCR)

    —

    Coliform (TCR)

    October 1, 2003 – October 31, 2003

    Resolved

  • Monitoring, Routine Minor (TCR)

    —

    Coliform (TCR)

    September 1, 1995 – September 30, 1995

    Resolved

  • Monitoring, Routine Minor (TCR)

    —

    Coliform (TCR)

    August 1, 1995 – August 31, 1995

    Resolved

  • Monitoring, Routine Minor (TCR)

    —

    Coliform (TCR)

    October 1, 1992 – October 31, 1992

    Resolved

  • Monitoring, Routine Major (TCR)

    —

    Coliform (TCR)

    September 1, 1992 – September 30, 1992

    Resolved

  • Monitoring, Routine Minor (TCR)

    —

    Coliform (TCR)

    July 1, 1992 – July 31, 1992

    Resolved

  • Monitoring, Routine Minor (TCR)

    —

    Coliform (TCR)

    May 1, 1992 – May 31, 1992

    Resolved

  • Monitoring, Routine Minor (TCR)

    —

    Coliform (TCR)

    July 1, 1991 – July 31, 1991

    Resolved

  • Monitoring, Routine Minor (TCR)

    —

    Coliform (TCR)

    April 1, 1991 – April 30, 1991

    Resolved

  • 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

Contact

MILWAUKIE, CITY OF

503-786-7615

MILWAUKIE, OR 97206