SALEM, OR · Polk County

PIONEER PARK CO-OP INC Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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): OR4100784
System type: Community Water System
Population served: 54
Service connections: 25
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
December 1, 2025 – December 31, 2025
Archived
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025
Unaddressed
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
January 1, 2024 – January 31, 2024
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2023 – July 7, 2023
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
May 1, 2022 – May 31, 2022
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Groundwater Rule
January 1, 2019 – January 31, 2019
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
May 1, 2018 – May 31, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
August 27, 2016 – November 29, 2017
Resolved
Failure To Address Contamination
Health-based
Groundwater Rule
May 31, 2016 – November 29, 2017
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 24, 2016 – March 4, 2016
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
January 3, 2016 – March 4, 2016
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2005 – November 30, 2005
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2005 – December 31, 2007
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – July 1, 2004
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 1997 – September 30, 1997
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
August 1, 1997 – August 31, 1997
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
March 1, 1995 – March 31, 1995
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
February 1, 1995 – February 28, 1995
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 1994 – June 12, 1995
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
July 1, 1993 – July 31, 1993
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 1993 – June 30, 1993
Archived
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
June 1, 1993 – June 30, 1993
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
June 1, 1993 – June 30, 1993
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
May 1, 1993 – May 31, 1993
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
April 1, 1993 – April 30, 1993
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
April 1, 1991 – April 30, 1991
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
March 1, 1991 – March 31, 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

Archived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
December 1, 2025 – December 31, 2025	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Archived
July 1, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Unaddressed
January 1, 2024 – January 31, 2024	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
July 1, 2023 – July 7, 2023	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
May 1, 2022 – May 31, 2022	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2019 – January 31, 2019	Treatment Technique (SWTR and GWR)	Groundwater Rule	Health-based	Resolved
May 1, 2018 – May 31, 2018	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
August 27, 2016 – November 29, 2017	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
May 31, 2016 – November 29, 2017	Failure To Address Contamination	Groundwater Rule	Health-based	Resolved
January 24, 2016 – March 4, 2016	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 3, 2016 – March 4, 2016	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
November 1, 2005 – November 30, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4,5-TP	—	Resolved
July 1, 2003 – July 1, 2004	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
September 1, 1997 – September 30, 1997	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
August 1, 1997 – August 31, 1997	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 1995 – March 31, 1995	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
February 1, 1995 – February 28, 1995	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1994 – June 12, 1995	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
July 1, 1993 – July 31, 1993	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
June 1, 1993 – June 30, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
June 1, 1993 – June 30, 1993	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
June 1, 1993 – June 30, 1993	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
May 1, 1993 – May 31, 1993	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
April 1, 1993 – April 30, 1993	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
April 1, 1991 – April 30, 1991	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
March 1, 1991 – March 31, 1991	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
June 1, 1976 – May 31, 1980	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived
June 1, 1976 – May 31, 1980	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Archived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Enforcement actions

March 2, 2024State Compliance achieved1 linked violation
July 7, 2023State Compliance achieved1 linked violation
June 1, 2023State Compliance achieved1 linked violation
April 5, 2019State Compliance achieved1 linked violation
March 11, 2019State Public Notification received1 linked violation
February 19, 2019State Public Notification requested1 linked violation
July 5, 2018State Compliance achieved1 linked violation
November 29, 2017State Compliance achieved2 linked violations
October 18, 2016State Formal Notice of Violation issued2 linked violations
July 27, 2016State Public Notification requested1 linked violation
March 4, 2016State Compliance achieved2 linked violations
March 4, 2016State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
January 22, 2016State Public Notification requested1 linked violation
December 13, 2011State Public Notification received50 linked violations
July 1, 2004State Compliance achieved2 linked violations
July 1, 2004State Compliance achieved1 linked violation
July 1, 2004State Compliance achieved1 linked violation
July 1, 2004State Compliance achieved1 linked violation
June 12, 1995State Compliance achieved1 linked violation

Contact

PIONEER PARK CO-OP INC

503-970-0224

SALEM, OR 97304