ST. HELENS, OR · Columbia County

MCNULTY WATER PUD 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): OR4100725
System type: Community Water System
Population served: 2,500
Service connections: 949
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Arsenic
January 1, 2025 – March 31, 2025
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2024 – November 26, 2024
Resolved
Monitoring, Regular
—
Arsenic
July 1, 2024 – September 30, 2024
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – August 13, 2024
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2024 – March 31, 2024
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2023 – October 12, 2023
Resolved
Monitoring, Regular
—
Arsenic
July 1, 2023 – September 30, 2023
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 2023 – June 16, 2023
Resolved
Monitoring, Regular
—
Arsenic
October 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Arsenic
July 1, 2022 – September 30, 2022
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
November 16, 2021 – December 20, 2021
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2021 – April 6, 2023
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2021 – December 31, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
December 3, 2020 – April 12, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2020 – December 31, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2020 – September 30, 2020
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
May 23, 2020 – April 12, 2021
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2020 – December 31, 2022
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2020 – March 31, 2020
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Xylenes, Total
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Trichloroethylene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Benzene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Toluene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Styrene
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Benzene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Toluene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Styrene
January 1, 2020 – December 31, 2022
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2018 – November 8, 2018
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2014 – December 31, 2022
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2014 – December 31, 2022
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2014 – December 31, 2022
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2014 – December 31, 2022
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
June 1, 2012 – June 30, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2010 – October 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2010 – January 31, 2010
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2009 – September 30, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2009 – March 31, 2009
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 2007 – November 30, 2007
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2006 – December 31, 2006
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2005 – September 30, 2005
Resolved
Monitoring, Regular
—
Styrene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Benzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Toluene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2005 – December 31, 2007
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2004 – October 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Nickel
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Fluoride
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Selenium
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Barium
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Cadmium
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Chromium
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
January 1, 1996 – January 31, 1996
Resolved
Monitoring, Regular
—
Mercury
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
July 1, 1995 – July 31, 1995
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1992 – October 31, 1992
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1992 – October 31, 1992
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1992 – August 31, 1992
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1992 – July 31, 1992
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 1992 – June 30, 1992
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
March 1, 1992 – March 31, 1992
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
February 1, 1992 – February 29, 1992
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
January 1, 1992 – January 31, 1992
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
December 1, 1991 – December 31, 1991
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 1991 – November 30, 1991
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
June 1, 1991 – June 30, 1991
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
May 1, 1991 – May 31, 1991
Resolved

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

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2025 – March 31, 2025	Monitoring, Regular	Arsenic	—	Resolved
October 1, 2024 – November 26, 2024	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2024 – September 30, 2024	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2024 – August 13, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2024 – March 31, 2024	Monitoring, Regular	Arsenic	—	Resolved
October 1, 2023 – October 12, 2023	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2023 – June 16, 2023	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
October 1, 2022 – December 31, 2022	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2022 – September 30, 2022	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrate	—	Resolved
November 16, 2021 – December 20, 2021	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
October 1, 2021 – April 6, 2023	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Nitrate	—	Resolved
December 3, 2020 – April 12, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2020 – December 31, 2020	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2020 – September 30, 2020	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
May 23, 2020 – April 12, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2020 – March 31, 2020	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Xylenes, Total	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	DICHLOROMETHANE	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	o-Dichlorobenzene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	p-Dichlorobenzene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Vinyl chloride	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,2-Dichloroethane	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,1,1-Trichloroethane	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Carbon tetrachloride	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,2-Dichloropropane	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Trichloroethylene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Tetrachloroethylene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	CHLOROBENZENE	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Benzene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Toluene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Ethylbenzene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Styrene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Benzene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Toluene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Styrene	—	Resolved
October 1, 2018 – November 8, 2018	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2014 – December 31, 2022	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2014 – December 31, 2022	Monitoring, Regular	Combined Uranium	—	Resolved
January 1, 2014 – December 31, 2022	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2014 – December 31, 2022	Monitoring, Regular	Combined Uranium	—	Resolved
June 1, 2012 – June 30, 2012	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 2010 – October 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2010 – January 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 2009 – September 30, 2009	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
March 1, 2009 – March 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Nitrate	—	Resolved
November 1, 2007 – November 30, 2007	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Nitrate	—	Resolved
September 1, 2005 – September 30, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Styrene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Benzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Toluene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Ethylbenzene	—	Resolved
October 1, 2004 – October 31, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
December 1, 2002 – December 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Nickel	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Fluoride	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Selenium	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Barium	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Cadmium	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Chromium	—	Resolved
January 1, 1996 – January 31, 1996	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Mercury	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Beryllium, Total	—	Resolved
July 1, 1995 – July 31, 1995	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 1992 – October 31, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1992 – October 31, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 1992 – August 31, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1992 – July 31, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 1992 – June 30, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
March 1, 1992 – March 31, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
February 1, 1992 – February 29, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 1992 – January 31, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
December 1, 1991 – December 31, 1991	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
November 1, 1991 – November 30, 1991	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
June 1, 1991 – June 30, 1991	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
May 1, 1991 – May 31, 1991	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved

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

Enforcement actions

November 25, 2025State Compliance achieved1 linked violation
November 26, 2024State Compliance achieved1 linked violation
October 11, 2024State Compliance achieved1 linked violation
October 11, 2024State Compliance achieved1 linked violation
August 13, 2024State Compliance achieved1 linked violation
May 7, 2024State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
January 8, 2024State Compliance achieved2 linked violations
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved2 linked violations
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved2 linked violations
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved2 linked violations
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
January 8, 2024State Compliance achieved1 linked violation
October 30, 2023State Compliance achieved1 linked violation
October 12, 2023State Compliance achieved2 linked violations
June 16, 2023State Compliance achieved1 linked violation
April 6, 2023State Compliance achieved1 linked violation
March 24, 2023State Compliance achieved2 linked violations
March 24, 2023State Compliance achieved2 linked violations
March 24, 2023State Compliance achieved1 linked violation
December 20, 2021State Compliance achieved2 linked violations
April 12, 2021State Compliance achieved6 linked violations
January 26, 2021State Public Notification requested2 linked violations
January 25, 2021State Public Notification received2 linked violations
November 2, 2020State Public Notification requested1 linked violation
April 22, 2020State Public Notification requested1 linked violation
April 3, 2020State Compliance achieved1 linked violation
July 17, 2012State Compliance achieved3 linked violations
March 22, 2010State Violation/Reminder Notice2 linked violations
October 29, 2009State Public Notification received1 linked violation
October 19, 2009State Violation/Reminder Notice6 linked violations
October 14, 2009State Public Notification requested1 linked violation
October 11, 2005State Public Notification received3 linked violations
October 13, 2004State Public Notification received1 linked violation
August 1, 1994State Public Notification requested1 linked violation

Contact

MCNULTY WATER PUD

503-397-1301

ST. HELENS, OR 97051