OHA Drinking Water Services
OR41
PWS ID: 93666 ---- UPPER MCKENZIE RURAL COOP INC
Coliform Summary History

Note: Samples for a given monitoring period are due 10 days after period end date. Therefore the most recent monitoring periods may show zero samples reported. This does not mean the water system is out of compliance.

Number of Samples Reported
Abbreviations: TC+: Total Coliform Positive, EC+: E. Coli Positive
Exclude results older than 2023
Period End Date Routines Required Routines Reported Routine TC+ Routine EC+ Repeats Reported Repeat TC+ Repeat EC+ Period Type
Mar 31, 2026 1 100000QT
Dec 31, 2025 1 100000QT
Sep 30, 2025 1 100000QT
Jun 30, 2025 1 100000QT
Mar 31, 2025 1 100000QT
Dec 31, 2024 1 100000QT
Sep 30, 2024 1 100000QT
Jun 30, 2024 1 100000QT
Mar 31, 2024 1 100000QT
Dec 31, 2023 1 100000QT
Sep 30, 2023 1 100000QT
Jun 30, 2023 1 100000QT
Mar 31, 2023 1 100000QT
Dec 31, 2022 1 100000QT
Sep 30, 2022 1 100000QT
Jun 30, 2022 1 100000QT
Mar 31, 2022 1 100000QT
Dec 31, 2021 1 100000QT
Sep 30, 2021 1 100000QT
Jun 30, 2021 1 100000QT
Mar 31, 2021 1 100000QT
Dec 31, 2020 1 100000QT
Sep 30, 2020 1 100000QT
Jun 30, 2020 1 100000QT
Mar 31, 2020 1 100000QT
Dec 31, 2019 1 100000QT
Sep 30, 2019 1 100000QT
Jun 30, 2019 1 100000QT
Mar 31, 2019 1 100000QT
Dec 31, 2018 1 100000QT
Sep 30, 2018 1 100000QT
Jun 30, 2018 1 100000QT
Mar 31, 2018 1 100000QT
Dec 31, 2017 1 100000QT
Sep 30, 2017 1 100000QT
Jun 30, 2017 1 100000QT
Mar 31, 2017 1 100000QT
Dec 31, 2016 1 100000QT
Sep 30, 2016 1 100000QT
Jun 30, 2016 1 100000QT
Mar 31, 2016 1 100000QT
Dec 31, 2015 1 100000QT
Sep 30, 2015 1 100000QT
Jun 30, 2015 1 100000QT
Mar 31, 2015 1 100000QT
Dec 31, 2014 1 100000QT
Sep 30, 2014 1 100000QT
Jun 30, 2014 1 100000QT
Mar 31, 2014 1 100000QT
Oct 31, 2013 5 500000MN
Sep 30, 2013 1 110310QT
Jun 30, 2013 1 100000QT
Mar 31, 2013 1 100000QT
Dec 31, 2012 1 100000QT
Sep 30, 2012 1 100000QT
Jun 30, 2012 1 100000QT
Mar 31, 2012 1 100000QT
Nov 30, 2011 5 000000MN
Oct 31, 2011 5 510310MN
Sep 30, 2011 1 110300QT
Jun 30, 2011 1 100000QT
Mar 31, 2011 1 100000QT
Oct 31, 2010 5 500000MN
Sep 30, 2010 5 520000MN
Jun 30, 2010 1 100000QT
Mar 31, 2010 1 100000QT
Dec 31, 2009 1 100000QT
Jul 31, 2009 5 500000MN
Jun 30, 2009 1 110420QT
Mar 31, 2009 1 100000QT
Oct 31, 2008 5 500000MN
Sep 30, 2008 5 520000MN
Jun 30, 2008 1 100000QT
Mar 31, 2008 1 100000QT
Nov 30, 2007 5 000000MN
Oct 31, 2007 5 710000MN
Sep 30, 2007 1 110420QT
Jun 30, 2007 1 100000QT
Mar 31, 2007 1 100000QT
Dec 31, 2006 1 100000QT
Sep 30, 2006 1 100000QT
Jun 30, 2006 1 100000QT
Mar 31, 2006 1 100000QT
Dec 31, 2005 1 100000QT
Sep 30, 2005 1 100000QT
Jun 30, 2005 1 100000QT
Mar 31, 2005 1 100000QT
Dec 31, 2004 1 100000QT
Sep 30, 2004 1 100000QT
Jun 30, 2004 1 100000QT
Mar 31, 2004 1 100000QT
Nov 30, 2003 5 000000MN
Oct 31, 2003 5 530000MN
Sep 30, 2003 1 110400QT
Jun 30, 2003 1 100000QT
Mar 31, 2003 1 100000QT
Dec 31, 2002 1 200000QT
Sep 30, 2002 1 100000QT
Jun 30, 2002 1 100000QT
Mar 31, 2002 1 100000QT
Exclude results older than 2023