OHA Drinking Water Services
OR41
PWS ID: 00369 ---- HEPPNER, CITY OF
Maximum Residual Disinfection Level (MRDL) Samples
MRDL Monitoring Requirements :: Excel Spreadsheet

Monitoring
Period		 Entry
Point		 Samples
Required		 Samples
Collected		 Period
Avg		 Annual
Avg		 Level
Compliance
Apr 01, 2025 DIST-A 2 2 0.07 0.1Y
Mar 01, 2025 DIST-A 2 2 0.09 0.1Y
Feb 01, 2025 DIST-A 2 2 0.13 0.1Y
Jan 01, 2025 DIST-A 2 2 0.06 0.1Y
Dec 01, 2024 DIST-A 2 2 0.04 0.1Y
Nov 01, 2024 DIST-A 2 2 0.09 0.1Y
Oct 01, 2024 DIST-A 2 2 0.05 0.1Y
Sep 01, 2024 DIST-A 2 2 0.04 0.1Y
Aug 01, 2024 DIST-A 2 2 0.04 0.1Y
Jul 01, 2024 DIST-A 2 2 0.04 0.1Y
Jun 01, 2024 DIST-A 2 2 0.07 0.1Y
May 01, 2024 DIST-A 2 2 0.04 0.1Y
Apr 01, 2024 DIST-A 2 2 0.07 0.1Y
Mar 01, 2024 DIST-A 2 2 0.06 0.1Y
Feb 01, 2024 DIST-A 2 2 0.06 0.1Y
Jan 01, 2024 DIST-A 2 2 0.08 0.1Y
Dec 01, 2023 DIST-A 2 2 0.06 0.1Y
Nov 01, 2023 DIST-A 2 2 0.06 0.1Y
Oct 01, 2023 DIST-A 2 2 0.1 0.1Y
Sep 01, 2023 DIST-A 2 2 0.10 0.1Y
Aug 01, 2023 DIST-A 2 2 0.07 0.1Y
Jul 01, 2023 DIST-A 2 2 0.03 0.1Y
Jun 01, 2023 DIST-A 2 2 0.10 0.1Y
May 01, 2023 DIST-A 2 2 0.20 0.1Y
Apr 01, 2023 DIST-A 2 2 0.08 0.1Y
Mar 01, 2023 DIST-A 2 2 0.15 0.1Y
Feb 01, 2023 DIST-A 2 2 0.07 0.1Y
Jan 01, 2023 DIST-A 2 2 0.1 0.1Y
Dec 01, 2022 DIST-A 2 2 0.1 0.1Y
Nov 01, 2022 DIST-A 2 2 0.04 0.1Y
Oct 01, 2022 DIST-A 2 2 0.06 0.1Y
Sep 01, 2022 DIST-A 2 2 0.04 0.1Y
Aug 01, 2022 DIST-A 2 2 0.06 0.1Y
Jul 01, 2022 DIST-A 2 2 0.04 0.1Y
Jun 01, 2022 DIST-A 2 2 0.1 0.1Y
May 01, 2022 DIST-A 2 2 0.06 0.1Y
Apr 01, 2022 DIST-A 2 2 0.14 0.1Y
Mar 01, 2022 DIST-A 2 2 0.08 0.1Y
Feb 01, 2022 DIST-A 2 2 0.07 0.1Y
Jan 01, 2022 DIST-A 2 2 0.13 0.1Y
Dec 01, 2021 DIST-A 2 2 0.04 0.1Y
Nov 01, 2021 DIST-A 2 2 0.07 0.1Y
Oct 01, 2021 DIST-A 2 2 0.05 0.1Y
Sep 01, 2021 DIST-A 2 2 0.09 0.1Y
Aug 01, 2021 DIST-A 2 2 0.09 0.1Y
Jul 01, 2021 DIST-A 2 2 0.02 0.1Y
Jun 01, 2021 DIST-A 2 2 0.08 0.1Y
May 01, 2021 DIST-A 2 2 0.03 0.1Y
Apr 01, 2021 DIST-A 2 2 0.05 0.1Y
Mar 01, 2021 DIST-A 2 2 0.04 0.1Y
Feb 01, 2021 DIST-A 2 2 0.13 0.1Y
Jan 01, 2021 DIST-A 2 2 0.07 0.1Y
Dec 01, 2020 DIST-A 2 2 0.12 0.1Y
Nov 01, 2020 DIST-A 2 2 0.03 0.1Y
Oct 01, 2020 DIST-A 2 2 0.07 0.1Y
Sep 01, 2020 DIST-A 2 2 0.02 0.1Y
Aug 01, 2020 DIST-A 2 2 0.05 0.1Y
Jul 01, 2020 DIST-A 2 2 0.09 0.1Y
Jun 01, 2020 DIST-A 2 2 0.05 0.1Y
May 01, 2020 DIST-A 2 2 0.1 0.1Y
Apr 01, 2020 DIST-A 2 2 0.06 0.1Y
Mar 01, 2020 DIST-A 2 2 0.07 0.1Y
Feb 01, 2020 DIST-A 2 2 0.11 0.1Y
Jan 01, 2020 DIST-A 2 2 0.11 0.1Y
Dec 01, 2019 DIST-A 2 2 0.12 0.1Y
Oct 01, 2019 DIST-A 2 2 0.25 0.1Y
Sep 01, 2019 DIST-A 2 2 0.12 0.1Y
Aug 01, 2019 DIST-A 2 2 0.02 0.1Y
Jul 01, 2019 DIST-A 2 2 0.04 0.1Y
Jun 01, 2019 DIST-A 2 3 0.04 0.1Y
May 01, 2019 DIST-A 2 2 0.05 0.1Y
Apr 01, 2019 DIST-A 2 2 0.04 0.1Y
Mar 01, 2019 DIST-A 2 2 0.05 0.1Y
Feb 01, 2019 DIST-A 2 2 0.05 0.1Y
Jan 01, 2019 DIST-A 2 3 0.05 0.1Y
Dec 01, 2018 DIST-A 2 2 0.1 0.1Y
Nov 01, 2018 DIST-A 2 2 0.06 0.1Y
Oct 01, 2018 DIST-A 2 2 0.1 0.1Y
Sep 01, 2018 DIST-A 2 2 0.04 0.1Y
Aug 01, 2018 DIST-A 2 2 0.02 0.1Y
Jul 01, 2018 DIST-A 2 2 0.03 0.1Y
Jun 01, 2018 DIST-A 2 2 0.04 0.1Y
May 01, 2018 DIST-A 2 2 0.05 0.1Y
Apr 01, 2018 DIST-A 2 2 0.1 0.1Y
Mar 01, 2018 DIST-A 2 2 0.09 0.1Y
Feb 01, 2018 DIST-A 2 2 0.05 0.1Y
Jan 01, 2018 DIST-A 2 2 0.07 0.1Y
Dec 01, 2017 DIST-A 2 2 0.06 0Y
Nov 01, 2017 DIST-A 2 2 0.05 0Y
Oct 01, 2017 DIST-A 2 2 0.07 0Y
Sep 01, 2017 DIST-A 2 2 0.04 0Y
Aug 01, 2017 DIST-A 2 2 0.04 0.1Y
Jul 01, 2017 DIST-A 2 2 0.04 0.1Y
Jun 01, 2017 DIST-A 2 2 0.06 0.1Y
May 01, 2017 DIST-A 2 2 0.03 0.1Y
Apr 01, 2017 DIST-A 2 2 0.05 0.1Y
Mar 01, 2017 DIST-A 2 2 0.05 0.1Y
Feb 01, 2017 DIST-A 2 2 0.06 0.1Y
Jan 01, 2017 DIST-A 2 2 0.02 0.1Y
Dec 01, 2016 DIST-A 2 2 0.06 0.1Y
Nov 01, 2016 DIST-A 2 2 0.08 0.1Y
Oct 01, 2016 DIST-A 2 2 0.07 0.1Y
Sep 01, 2016 DIST-A 2 2 0.09 0.1Y
Aug 01, 2016 DIST-A 2 2 0.08 0.1Y
Jul 01, 2016 DIST-A 2 2 0.08 0.1Y
Jun 01, 2016 DIST-A 2 1 0.15 0.1Y
May 01, 2016 DIST-A 2 2 0.1 0.1Y
Apr 01, 2016 DIST-A 2 2 0.05 0.1Y
Mar 01, 2016 DIST-A 2 2 0.14 0.1Y
Feb 01, 2016 DIST-A 2 2 0.1 0.1Y
Jan 01, 2016 DIST-A 2 2 0.12 0.1Y
Dec 01, 2015 DIST-A 2 2 0.06 0.1Y
Nov 01, 2015 DIST-A 2 2 0.11 0.1Y
Oct 01, 2015 DIST-A 2 2 0.06 0.1Y
Sep 01, 2015 DIST-A 2 2 0.08 0.1Y
Aug 01, 2015 DIST-A 2 2 0.55 0.1Y
Jul 01, 2015 DIST-A 2 2 0.02 0Y
Jun 01, 2015 DIST-A 2 2 0.03 0Y
May 01, 2015 DIST-A 2 2 0.05 0Y
Apr 01, 2015 DIST-A 2 2 0.10 0Y
Mar 01, 2015 DIST-A 2 2 0.04 0Y
Feb 01, 2015 DIST-A 2 2 0.1 0Y
Jan 01, 2015 DIST-A 2 2 0.03 0Y
Dec 01, 2014 DIST-A 2 2 0.02 0Y
Nov 01, 2014 DIST-A 2 2 0.03 0Y
Oct 01, 2014 DIST-A 2 2 0.03 0Y
Sep 01, 2014 DIST-A 2 2 0.04 0Y
Aug 01, 2014 DIST-A 2 2 0.03 0Y
Jul 01, 2014 DIST-A 2 1 0.02 0Y
Feb 01, 2014 DIST-A 2 2 0.04 0.1Y
Dec 01, 2013 DIST-A 2 2 0.02 0.2Y
Nov 01, 2013 DIST-A 2 2 0.1 0.2Y
Oct 01, 2013 DIST-A 2 2 0.03 0.2Y
Sep 01, 2013 DIST-A 2 2 0.05 0.2Y
Aug 01, 2013 DIST-A 2 2 0.06 0.2Y
Jul 01, 2013 DIST-A 2 2 0.1 0.3Y
Jun 01, 2013 DIST-A 2 2 0.04 0.3Y
May 01, 2013 DIST-A 2 2 0.28 0.3Y
Apr 01, 2013 DIST-A 2 2 0.1 0.3Y
Mar 01, 2013 DIST-A 2 1 0.41 0.3Y
Feb 01, 2013 DIST-A 2 2 0.10 0.3Y
Jan 01, 2013 DIST-A 2 2 0.64 0.3Y
Dec 01, 2012 DIST-A 2 2 0.1 0.2Y
Nov 01, 2012 DIST-A 2 2 0.57 0.3Y
Oct 01, 2012 DIST-A 2 3 0.08 0.2Y
Sep 01, 2012 DIST-A 2 2 0.11 0.2Y
Aug 01, 2012 DIST-A 2 2 1 0.2Y
Jul 01, 2012 DIST-A 2 2 0.07 0.1Y
May 01, 2012 DIST-A 2 1 0.0400 0.2Y
Apr 01, 2012 DIST-A 2 2 0.0650 0.2Y
Mar 01, 2012 DIST-A 2 2 0.0550 0.2Y
Feb 01, 2012 DIST-A 2 2 0.0450 0.2Y
Jan 01, 2012 DIST-A 2 2 0.4750 0.2Y
Dec 01, 2011 DIST-A 2 0 0.1Y
Nov 01, 2011 DIST-A 2 2 0.2600 0.1Y
Oct 01, 2011 DIST-A 2 2 0.1300 0.1Y
Sep 01, 2011 DIST-A 2 1 0.1000 0.1Y
Aug 01, 2011 DIST-A 2 2 0.0250 0.1Y
Jul 01, 2011 DIST-A 2 2 0.3450 0.1Y
Jun 01, 2011 DIST-A 5 5 0.4800 0.1Y
May 01, 2011 DIST-A 5 7 0.1400 0Y
Apr 01, 2011 DIST-A 2 2 0.0200 0Y
Mar 01, 2011 DIST-A 2 2 0.0200 0Y
Feb 01, 2011 DIST-A 2 2 0.0250 0Y
Jan 01, 2011 DIST-A 2 2 0.0100 0Y
Dec 01, 2010 DIST-A 2 2 0.0150 0Y
Nov 01, 2010 DIST-A 2 2 0.0100 0Y
Oct 01, 2010 DIST-A 2 2 0.0200 0Y
Sep 01, 2010 DIST-A 2 0 0Y
Aug 01, 2010 DIST-A 2 2 0.0250 0Y
Jul 01, 2010 DIST-A 2 2 0.0250 0Y
Jun 01, 2010 DIST-A 2 2 0.0200 0Y
May 01, 2010 DIST-A 2 2 0.0100 0.1Y
Apr 01, 2010 DIST-A 2 2 0.0200 0.1Y
Mar 01, 2010 DIST-A 2 2 0.0650 0.1Y
Feb 01, 2010 DIST-A 2 2 0.0300 0.1Y
Jan 01, 2010 DIST-A 2 2 0.2400 0.1Y
Dec 01, 2009 DIST-A 2 2 0.0200 0.1Y
Nov 01, 2009 DIST-A 2 2 0.0200 0.1Y
Oct 01, 2009 DIST-A 2 2 0.0350 0.1Y
Sep 01, 2009 DIST-A 2 4 0.0500 0.1Y
Aug 01, 2009 DIST-A 2 2 0.0300 0.1Y
Jul 01, 2009 DIST-A 2 2 0.0500 0.1Y
Jun 01, 2009 DIST-A 2 0 0.1Y
May 01, 2009 DIST-A 2 2 0.0700 0.1Y
Apr 01, 2009 DIST-A 2 2 0.0300 0.1Y
Mar 01, 2009 DIST-A 2 2 0.1550 0.1Y
Feb 01, 2009 DIST-A 2 2 0.3150 0.1Y
Jan 01, 2009 DIST-A 2 2 0.0950 0.1Y
Dec 01, 2008 DIST-A 2 2 0.0250 0.1Y
Nov 01, 2008 DIST-A 2 2 0.0950 0.1Y
Oct 01, 2008 DIST-A 2 2 0.0250 0.1Y
Sep 01, 2008 DIST-A 2 3 0.0267 0.1Y
Aug 01, 2008 DIST-A 2 2 0.0800 0.1Y
Jul 01, 2008 DIST-A 2 4 0.0350 0.1Y
Jun 01, 2008 DIST-A 2 2 0.1600 0.1Y
May 01, 2008 DIST-A 2 2 0.1600 0.1Y
Apr 01, 2008 DIST-A 2 2 0.1300 0.1Y
Mar 01, 2008 DIST-A 2 2 0.0600 0.1Y
Feb 01, 2008 DIST-A 2 2 0.0350 0.1Y
Jan 01, 2008 DIST-A 2 2 0.0700 0.1Y
Dec 01, 2007 DIST-A 2 2 0.1050 0.1Y
Nov 01, 2007 DIST-A 5 5 0.1300 0.1Y
Oct 01, 2007 DIST-A 8 0 0.1Y
Sep 01, 2007 DIST-A 11 0 0.1Y
Aug 01, 2007 DIST-A 2 0 0.1Y
Jul 01, 2007 DIST-A 2 1 0 0.1Y
Jun 01, 2007 DIST-A 2 2 0.0500 0.1Y
May 01, 2007 DIST-A 5 2 0.0350 0.1Y
Apr 01, 2007 DIST-A 8 5 0.0400 0.1Y
Mar 01, 2007 DIST-A 2 2 0.1200 0.1Y
Feb 01, 2007 DIST-A 2 2 0.1300 0.1Y
Jan 01, 2007 DIST-A 2 2 0.1250 0.1Y
Dec 01, 2006 DIST-A 2 2 0.0950 0.2Y
Nov 01, 2006 DIST-A 2 2 0.2300 0.2Y
Oct 01, 2006 DIST-A 2 2 0.2300 0.2Y
Sep 01, 2006 DIST-A 2 2 0.1900 0.2Y
Aug 01, 2006 DIST-A 2 2 0.1600 0.2Y
Jul 01, 2006 DIST-A 2 2 0.1400 0.2Y
Jun 01, 2006 DIST-A 2 2 0.0550 0.2Y
May 01, 2006 DIST-A 2 2 0.0700 0.2Y
Apr 01, 2006 DIST-A 2 2 0.0700 0.2Y
Mar 01, 2006 DIST-A 2 2 0.1900 0.2Y
Feb 01, 2006 DIST-A 2 2 0.2000 0.2Y
Jan 01, 2006 DIST-A 2 1 0.3100 0.2Y
Dec 01, 2005 DIST-A 2 2 0.3800 0.2Y
Nov 01, 2005 DIST-A 2 2 0.2700 0.3Y
Oct 01, 2005 DIST-A 5 5 0.3600 0.3Y
Sep 01, 2005 DIST-A 8 7 0.1757 0.2Y
Aug 01, 2005 DIST-A 5 5 0.1740 0.3Y
Jul 01, 2005 DIST-A 5 5 0.1100 0.3Y
Jun 01, 2005 DIST-A 2 2 0.2500 0.3Y
May 01, 2005 DIST-A 2 2 0.3600 0.3Y
Apr 01, 2005 DIST-A 2 2 0.1100 0.3Y
Mar 01, 2005 DIST-A 2 2 0.1600 0.3Y
Feb 01, 2005 DIST-A 2 2 0.2700 0.3Y
Jan 01, 2005 DIST-A 2 2 0.3700 0.3Y
Dec 01, 2004 DIST-A 2 2 0.4000 0.3Y
Nov 01, 2004 DIST-A 2 2 0.3200 0.3Y
Oct 01, 2004 DIST-A 2 2 0.2800 0.3Y
Sep 01, 2004 DIST-A 2 2 0.2300 0.2Y
 



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