OHA Drinking Water Services
OR41
PWS ID: 94593 ---- CASCADE UNION JR/SR HIGH SD 5
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
Apr 30, 2026 2 000000MN
Mar 31, 2026 2 200000MN
Feb 28, 2026 2 200000MN
Jan 31, 2026 2 200000MN
Dec 31, 2025 2 200000MN
Nov 30, 2025 2 200000MN
Oct 31, 2025 2 200000MN
Sep 30, 2025 2 200000MN
Aug 31, 2025 2 200000MN
Jul 31, 2025 2 200000MN
Jun 30, 2025 2 200000MN
May 31, 2025 2 200000MN
Apr 30, 2025 2 200000MN
Mar 31, 2025 2 200000MN
Feb 28, 2025 2 200000MN
Jan 31, 2025 2 200000MN
Dec 31, 2024 2 200000MN
Nov 30, 2024 2 200000MN
Oct 31, 2024 2 200000MN
Sep 30, 2024 2 200000MN
Aug 31, 2024 2 200000MN
Jul 31, 2024 2 200000MN
Jun 30, 2024 2 200000MN
May 31, 2024 2 200000MN
Apr 30, 2024 2 200000MN
Mar 31, 2024 2 200000MN
Feb 29, 2024 2 200000MN
Jan 31, 2024 2 200000MN
Dec 31, 2023 2 200000MN
Nov 30, 2023 2 200000MN
Oct 31, 2023 2 200000MN
Sep 30, 2023 2 200000MN
Aug 31, 2023 2 200000MN
Jul 31, 2023 2 200000MN
Jun 30, 2023 2 200000MN
May 31, 2023 2 200000MN
Apr 30, 2023 2 200000MN
Mar 31, 2023 2 200000MN
Feb 28, 2023 2 200000MN
Jan 31, 2023 2 200000MN
Dec 31, 2022 2 200000MN
Nov 30, 2022 2 200000MN
Oct 31, 2022 2 200000MN
Sep 30, 2022 2 200000MN
Aug 31, 2022 2 200000MN
Jul 31, 2022 2 200000MN
Jun 30, 2022 2 200000MN
May 31, 2022 2 200000MN
Apr 30, 2022 2 200000MN
Mar 31, 2022 2 200000MN
Feb 28, 2022 2 200000MN
Jan 31, 2022 2 200000MN
Dec 31, 2021 2 200000MN
Nov 30, 2021 2 200000MN
Oct 31, 2021 2 200000MN
Sep 30, 2021 2 200000MN
Aug 31, 2021 2 200000MN
Jul 31, 2021 2 200000MN
Jun 30, 2021 2 200000MN
May 31, 2021 2 200000MN
Apr 30, 2021 2 200000MN
Mar 31, 2021 2 200000MN
Feb 28, 2021 2 200000MN
Jan 31, 2021 2 200000MN
Dec 31, 2020 2 200000MN
Nov 30, 2020 2 200000MN
Oct 31, 2020 2 200000MN
Sep 30, 2020 2 200000MN
Aug 31, 2020 2 200000MN
Jul 31, 2020 2 200000MN
Jun 30, 2020 2 200000MN
May 31, 2020 2 200000MN
Apr 30, 2020 2 200000MN
Mar 31, 2020 2 200000MN
Feb 29, 2020 2 200000MN
Jan 31, 2020 2 200000MN
Dec 31, 2019 2 200000MN
Nov 30, 2019 2 200000MN
Oct 31, 2019 2 200000MN
Sep 30, 2019 2 200000MN
Aug 31, 2019 2 200000MN
Jul 31, 2019 2 200000MN
Jun 30, 2019 2 200000MN
May 31, 2019 2 200000MN
Apr 30, 2019 2 200000MN
Mar 31, 2019 2 200000MN
Feb 28, 2019 2 200000MN
Jan 31, 2019 2 200000MN
Dec 31, 2018 2 200000MN
Nov 30, 2018 2 200000MN
Oct 31, 2018 2 110330MN
Sep 30, 2018 2 200000MN
Aug 31, 2018 2 200000MN
Jul 31, 2018 2 200000MN
Jun 30, 2018 2 200000MN
May 31, 2018 2 200000MN
Apr 30, 2018 2 200000MN
Mar 31, 2018 2 200000MN
Feb 28, 2018 2 200000MN
Jan 31, 2018 2 200000MN
Dec 31, 2017 2 200000MN
Nov 30, 2017 2 200000MN
Oct 31, 2017 2 200000MN
Sep 30, 2017 2 200000MN
Aug 31, 2017 2 200000MN
Jul 31, 2017 2 200000MN
Jun 30, 2017 2 200000MN
May 31, 2017 2 200000MN
Apr 30, 2017 2 200000MN
Mar 31, 2017 2 200000MN
Feb 28, 2017 2 200000MN
Jan 31, 2017 2 200000MN
Dec 31, 2016 2 200000MN
Nov 30, 2016 2 200000MN
Oct 31, 2016 2 200000MN
Sep 30, 2016 2 200000MN
Aug 31, 2016 2 200000MN
Jul 31, 2016 2 200000MN
Jun 30, 2016 2 200000MN
May 31, 2016 2 200000MN
Apr 30, 2016 2 200000MN
Mar 31, 2016 2 200000MN
Feb 29, 2016 2 200000MN
Jan 31, 2016 2 200000MN
Dec 31, 2015 2 200000MN
Nov 30, 2015 5 700000MN
Oct 31, 2015 2 220220MN
Sep 30, 2015 2 200000MN
Aug 31, 2015 2 200000MN
Jul 31, 2015 2 200000MN
Jun 30, 2015 2 200000MN
May 31, 2015 5 200000MN
Apr 30, 2015 2 210300MN
Mar 31, 2015 2 200000MN
Feb 28, 2015 2 200000MN
Jan 31, 2015 2 200000MN
Dec 31, 2014 2 200000MN
Nov 30, 2014 5 700000MN
Oct 31, 2014 2 210310MN
Sep 30, 2014 2 200000MN
Aug 31, 2014 2 200000MN
Jul 31, 2014 2 200000MN
Jun 30, 2014 2 200000MN
May 31, 2014 2 200000MN
Apr 30, 2014 2 200000MN
Mar 31, 2014 2 200000MN
Feb 28, 2014 2 200000MN
Jan 31, 2014 2 200000MN
Dec 31, 2013 2 200000MN
Nov 30, 2013 2 200000MN
Oct 31, 2013 2 200000MN
Sep 30, 2013 2 200000MN
Aug 31, 2013 2 200000MN
Jul 31, 2013 2 200000MN
Jun 30, 2013 2 200000MN
May 31, 2013 2 200000MN
Apr 30, 2013 2 200000MN
Mar 31, 2013 2 200000MN
Feb 28, 2013 2 200000MN
Jan 31, 2013 2 200000MN
Dec 31, 2012 2 200000MN
Nov 30, 2012 5 500000MN
Oct 31, 2012 2 210310MN
Sep 30, 2012 2 200000MN
Aug 31, 2012 2 300000MN
Jul 31, 2012 2 000000MN
Jun 30, 2012 2 200000MN
May 31, 2012 2 200000MN
Apr 30, 2012 2 400000MN
Mar 31, 2012 2 400000MN
Feb 29, 2012 2 900000MN
Jan 31, 2012 5 600000MN
Dec 31, 2011 2 710100MN
Nov 30, 2011 5 500000MN
Oct 31, 2011 2 620440MN
Sep 30, 2011 5 200000MN
Aug 31, 2011 2 210300MN
Jul 31, 2011 2 200000MN
Jun 30, 2011 2 200000MN
May 31, 2011 2 200000MN
Apr 30, 2011 2 200000MN
Mar 31, 2011 2 200000MN
Feb 28, 2011 2 200000MN
Jan 31, 2011 2 200000MN
Dec 31, 2010 2 200000MN
Nov 30, 2010 2 200000MN
Oct 31, 2010 2 200000MN
Sep 30, 2010 2 200000MN
Aug 31, 2010 2 200000MN
Jul 31, 2010 2 200000MN
Jun 30, 2010 2 200000MN
May 31, 2010 2 200000MN
Apr 30, 2010 2 200000MN
Mar 31, 2010 2 200000MN
Feb 28, 2010 2 200000MN
Jan 31, 2010 2 200000MN
Dec 31, 2009 2 200000MN
Nov 30, 2009 2 200000MN
Oct 31, 2009 2 200000MN
Sep 30, 2009 2 200000MN
Aug 31, 2009 2 200000MN
Jul 31, 2009 2 200000MN
Jun 30, 2009 2 200000MN
May 31, 2009 2 200000MN
Apr 30, 2009 2 200000MN
Mar 31, 2009 2 200000MN
Feb 28, 2009 2 200000MN
Jan 31, 2009 2 200000MN
Dec 31, 2008 2 200000MN
Nov 30, 2008 2 200000MN
Oct 31, 2008 2 200000MN
Sep 30, 2008 2 200000MN
Aug 31, 2008 2 200000MN
Jul 31, 2008 2 200000MN
Jun 30, 2008 2 200000MN
May 31, 2008 2 200000MN
Apr 30, 2008 2 200000MN
Mar 31, 2008 2 200000MN
Feb 29, 2008 2 200000MN
Jan 31, 2008 2 200000MN
Dec 31, 2007 2 200000MN
Nov 30, 2007 2 200000MN
Oct 31, 2007 2 200000MN
Sep 30, 2007 2 200000MN
Aug 31, 2007 2 200000MN
Jul 31, 2007 2 200000MN
Jun 30, 2007 2 200000MN
May 31, 2007 2 200000MN
Apr 30, 2007 2 200000MN
Mar 31, 2007 2 200000MN
Feb 28, 2007 2 200000MN
Jan 31, 2007 2 200000MN
Dec 31, 2006 2 200000MN
Nov 30, 2006 5 200000MN
Oct 31, 2006 5 220610MN
Sep 30, 2006 2 220600MN
Aug 31, 2006 2 200000MN
Jul 31, 2006 2 200000MN
Jun 30, 2006 2 200000MN
May 31, 2006 2 200000MN
Apr 30, 2006 2 200000MN
Mar 31, 2006 2 200000MN
Feb 28, 2006 2 200000MN
Jan 31, 2006 2 200000MN
Dec 31, 2005 2 200000MN
Nov 30, 2005 2 200000MN
Oct 31, 2005 2 200000MN
Sep 30, 2005 2 200000MN
Aug 31, 2005 2 200000MN
Jul 31, 2005 2 200000MN
Jun 30, 2005 2 200000MN
May 31, 2005 2 200000MN
Apr 30, 2005 2 200000MN
Mar 31, 2005 2 200000MN
Feb 28, 2005 2 200000MN
Jan 31, 2005 2 200000MN
Dec 31, 2004 2 200000MN
Nov 30, 2004 2 200000MN
Oct 31, 2004 2 200000MN
Sep 30, 2004 2 200000MN
Aug 31, 2004 2 200000MN
Jul 31, 2004 2 200000MN
Jun 30, 2004 2 200000MN
May 31, 2004 2 200000MN
Apr 30, 2004 2 200000MN
Mar 31, 2004 2 200000MN
Feb 29, 2004 2 200000MN
Jan 31, 2004 2 200000MN
Dec 31, 2003 2 200000MN
Nov 30, 2003 2 200000MN
Oct 31, 2003 2 200000MN
Sep 30, 2003 2 200000MN
Aug 31, 2003 2 200000MN
Jul 31, 2003 2 200000MN
Jun 30, 2003 2 200000MN
May 31, 2003 2 200000MN
Apr 30, 2003 2 200000MN
Mar 31, 2003 2 200000MN
Feb 28, 2003 2 200000MN
Jan 31, 2003 2 200000MN
Dec 31, 2002 2 200000MN
Nov 30, 2002 2 200000MN
Oct 31, 2002 2 200000MN
Sep 30, 2002 2 200000MN
Aug 31, 2002 2 200000MN
Jul 31, 2002 2 200000MN
Jun 30, 2002 2 200000MN
May 31, 2002 2 200000MN
Apr 30, 2002 2 200000MN
Mar 31, 2002 2 400000MN
Feb 28, 2002 5 100000MN
Jan 31, 2002 2 210620MN
Exclude results older than 2023