MEDFORD, OR · Jackson County

COBBLESTONE MHP 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): OR4100517
System type: Community Water System
Population served: 100
Service connections: 69
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2023 – April 30, 2023
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2023 – June 16, 2023
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
May 1, 2022 – May 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2022 – September 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2022 – September 30, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
November 1, 2021 – November 30, 2021
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2021 – April 22, 2022
Resolved
Monitoring, Regular
—
Fluoride
July 1, 2019 – September 30, 2019
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2015 – August 31, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 2014 – April 30, 2014
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2012 – October 31, 2012
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2012 – September 11, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2011 – March 31, 2011
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2011 – September 11, 2013
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 2010 – August 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2010 – March 31, 2010
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 19, 2003 – July 7, 2014
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – July 7, 2014
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2002 – October 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2002 – August 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 1998 – March 31, 1998
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
January 1, 1998 – January 31, 1998
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 1996 – September 30, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1996 – July 31, 1996
Resolved
Public Education
Health-based
Lead and Copper Rule
February 1, 1996 – December 25, 2010
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 1995 – June 30, 1995
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 1994 – August 31, 1994
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 1994 – August 17, 2006
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 1994 – August 17, 2006
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Fluoride
November 1, 1990 – March 31, 1997
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 1, 1976 – May 31, 1980
Archived
Monitoring, Regular
—
Combined Radium (-226 and -228)
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)

Period	Violation	Contaminant / rule	Health-based	Status
April 1, 2023 – April 30, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2023 – June 16, 2023	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
May 1, 2022 – May 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2022 – September 30, 2022	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2022 – September 30, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
November 1, 2021 – November 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2021 – April 22, 2022	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2019 – September 30, 2019	Monitoring, Regular	Fluoride	—	Resolved
August 1, 2015 – August 31, 2015	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2014 – April 30, 2014	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2012 – October 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2012 – September 11, 2013	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
March 1, 2011 – March 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2011 – September 11, 2013	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
August 1, 2010 – August 31, 2010	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
March 1, 2010 – March 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 19, 2003 – July 7, 2014	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2003 – July 7, 2014	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2002 – October 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2002 – August 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 1998 – March 31, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1998 – January 31, 1998	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
September 1, 1996 – September 30, 1996	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 1996 – July 31, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 1996 – December 25, 2010	Public Education	Lead and Copper Rule	Health-based	Resolved
January 1, 1995 – June 30, 1995	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
August 1, 1994 – August 31, 1994	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 1994 – August 17, 2006	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 1994 – August 17, 2006	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
November 1, 1990 – March 31, 1997	Maximum Contaminant Level Violation, Average	Fluoride	Health-based	Resolved
June 1, 1976 – May 31, 1980	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
June 1, 1976 – May 31, 1980	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived

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

Enforcement actions

September 8, 2023State Compliance achieved4 linked violations
June 2, 2023State Compliance achieved2 linked violations
January 6, 2022State Public Notification received2 linked violations
December 7, 2021State Compliance achieved4 linked violations
November 20, 2019State Compliance achieved3 linked violations
July 7, 2014Federal Compliance achieved4 linked violations
April 16, 2014State Public Notification received3 linked violations
September 11, 2013State Compliance achieved3 linked violations
September 11, 2013State Compliance achieved12 linked violations
November 15, 2012State Compliance achieved3 linked violations
April 25, 2011State Violation/Reminder Notice3 linked violations
May 24, 2010State Violation/Reminder Notice4 linked violations
August 17, 2006State Compliance achieved9 linked violations
April 1, 2002State Compliance achieved1 linked violation
May 29, 1998State Administrative/Compliance Order with penalty issued1 linked violation
April 10, 1996State Compliance achieved1 linked violation
November 4, 1994State Formal Notice of Violation issued1 linked violation

Contact

COBBLESTONE MHP

541-227-9744

MEDFORD, OR 97504