OHA Drinking Water Services
OR41
PWS ID: 00703 ---- RICHLAND, 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
Oct 01, 2024 DIST-A 1 1 0.87 0.5Y
Sep 01, 2024 DIST-A 1 1 0.5 0.4Y
Aug 01, 2024 DIST-A 1 1 0.59 0.4Y
Jul 01, 2024 DIST-A 1 1 0.66 0.4Y
Jun 01, 2024 DIST-A 1 1 0.3 0.4Y
May 01, 2024 DIST-A 1 1 0.24 0.5Y
Apr 01, 2024 DIST-A 1 1 0.37 0.5Y
Mar 01, 2024 DIST-A 1 1 0.5 0.5Y
Feb 01, 2024 DIST-A 1 1 0.4 0.5Y
Jan 01, 2024 DIST-A 1 1 0.31 0.5Y
Dec 01, 2023 DIST-A 1 1 0.51 0.5Y
Nov 01, 2023 DIST-A 1 1 0.31 0.5Y
Oct 01, 2023 DIST-A 1 1 0.3 0.6Y
Sep 01, 2023 DIST-A 1 1 0.31 0.6Y
Aug 01, 2023 DIST-A 1 1 0.57 0.6Y
Jul 01, 2023 DIST-A 1 5 1.1 0.6Y
Jun 01, 2023 DIST-A 1 1 0.5 0.5Y
May 01, 2023 DIST-A 1 1 0.52 0.5Y
Apr 01, 2023 DIST-A 1 1 0.58 0.5Y
Mar 01, 2023 DIST-A 1 1 0.68 0.5Y
Feb 01, 2023 DIST-A 1 1 0.46 0.5Y
Jan 01, 2023 DIST-A 1 1 0.54 0.5Y
Dec 01, 2022 DIST-A 1 1 0.68 0.5Y
Nov 01, 2022 DIST-A 1 1 0.44 0.5Y
Oct 01, 2022 DIST-A 1 1 0.46 0.5Y
Sep 01, 2022 DIST-A 1 1 0.43 0.5Y
Aug 01, 2022 DIST-A 1 1 0.39 0.5Y
Jul 01, 2022 DIST-A 1 1 0.64 0.5Y
Jun 01, 2022 DIST-A 1 1 0.27 0.5Y
May 01, 2022 DIST-A 1 1 0.55 0.6Y
Apr 01, 2022 DIST-A 1 1 0.55 0.6Y
Mar 01, 2022 DIST-A 1 1 0.72 0.6Y
Feb 01, 2022 DIST-A 1 1 0.67 0.6Y
Jan 01, 2022 DIST-A 1 1 0.46 0.6Y
Dec 01, 2021 DIST-A 1 1 0.55 0.6Y
Nov 01, 2021 DIST-A 1 1 0.67 0.6Y
Oct 01, 2021 DIST-A 1 1 0.4 0.6Y
Sep 01, 2021 DIST-A 1 1 0.44 0.6Y
Jul 01, 2021 DIST-A 1 1 0.63 0.6Y
Jun 01, 2021 DIST-A 1 1 0.7 0.6Y
May 01, 2021 DIST-A 1 1 0.56 0.6Y
Apr 01, 2021 DIST-A 1 1 0.7 0.6Y
Mar 01, 2021 DIST-A 1 1 0.56 0.6Y
Feb 01, 2021 DIST-A 1 1 0.67 0.6Y
Jan 01, 2021 DIST-A 1 1 0.6 0.5Y
Dec 01, 2020 DIST-A 1 1 0.56 0.5Y
Nov 01, 2020 DIST-A 1 1 0.44 0.5Y
Oct 01, 2020 DIST-A 1 1 0.65 0.6Y
Sep 01, 2020 DIST-A 1 1 0.51 0.5Y
Aug 01, 2020 DIST-A 1 1 0.42 0.5Y
Jul 01, 2020 DIST-A 1 1 0.61 0.6Y
Jun 01, 2020 DIST-A 1 1 0.63 0.6Y
May 01, 2020 DIST-A 1 1 0.55 0.6Y
Apr 01, 2020 DIST-A 1 1 0.44 0.6Y
Mar 01, 2020 DIST-A 1 1 0.58 0.6Y
Feb 01, 2020 DIST-A 1 1 0.37 0.6Y
Jan 01, 2020 DIST-A 1 1 0.71 0.6Y
Dec 01, 2019 DIST-A 1 1 0.66 0.6Y
Nov 01, 2019 DIST-A 1 1 0.63 0.6Y
Oct 01, 2019 DIST-A 1 1 0.46 0.5Y
Sep 01, 2019 DIST-A 1 1 0.48 0.5Y
Aug 01, 2019 DIST-A 1 1 0.58 0.6Y
Jul 01, 2019 DIST-A 1 1 0.56 0.6Y
Jun 01, 2019 DIST-A 1 1 0.69 0.6Y
May 01, 2019 DIST-A 1 1 0.61 0.5Y
Apr 01, 2019 DIST-A 1 1 0.41 0.5Y
Mar 01, 2019 DIST-A 1 1 0.64 0.5Y
Feb 01, 2019 DIST-A 1 1 0.43 0.5Y
Jan 01, 2019 DIST-A 1 1 0.58 0.6Y
Dec 01, 2018 DIST-A 1 1 0.56 0.5Y
Nov 01, 2018 DIST-A 1 1 0.56 0.5Y
Oct 01, 2018 DIST-A 1 1 0.41 0.5Y
Sep 01, 2018 DIST-A 1 1 0.67 0.5Y
Aug 01, 2018 DIST-A 1 1 0.58 0.5Y
Jul 01, 2018 DIST-A 1 1 0.54 0.5Y
Jun 01, 2018 DIST-A 1 1 0.54 0.5Y
May 01, 2018 DIST-A 1 1 0.38 0.5Y
Apr 01, 2018 DIST-A 1 1 0.5 0.5Y
Mar 01, 2018 DIST-A 1 1 0.64 0.5Y
Feb 01, 2018 DIST-A 1 1 0.66 0.5Y
Jan 01, 2018 DIST-A 1 1 0.44 0.5Y
Dec 01, 2017 DIST-A 1 1 0.55 0.5Y
Nov 01, 2017 DIST-A 1 1 0.44 0.5Y
Oct 01, 2017 DIST-A 1 1 0.49 0.5Y
Sep 01, 2017 DIST-A 1 1 0.52 0.5Y
Aug 01, 2017 DIST-A 1 1 0.53 0.5Y
Jul 01, 2017 DIST-A 1 1 0.44 0.5Y
Jun 01, 2017 DIST-A 1 1 0.63 0.5Y
May 01, 2017 DIST-A 1 1 0.63 0.5Y
Apr 01, 2017 DIST-A 1 1 0.57 0.5Y
Mar 01, 2017 DIST-A 1 1 0.63 0.4Y
Feb 01, 2017 DIST-A 1 1 0.53 0.5Y
Jan 01, 2017 DIST-A 1 1 0.48 0.4Y
Dec 01, 2016 DIST-A 1 1 0.31 0.4Y
Nov 01, 2016 DIST-A 1 1 0.49 0.4Y
Oct 01, 2016 DIST-A 1 1 0.41 0.4Y
Sep 01, 2016 DIST-A 1 1 0.3 0.4Y
Aug 01, 2016 DIST-A 1 1 0.48 0.4Y
Jul 01, 2016 DIST-A 1 1 0.38 0.4Y
Jun 01, 2016 DIST-A 1 1 0.42 0.4Y
May 01, 2016 DIST-A 1 1 0.47 0.4Y
Apr 01, 2016 DIST-A 1 1 0.5 0.4Y
Mar 01, 2016 DIST-A 5 5 0.71 0.4Y
Feb 01, 2016 DIST-A 5 6 0.26 0.4Y
Jan 01, 2016 DIST-A 1 1 0.27 0.4Y
Dec 01, 2015 DIST-A 1 1 0.44 0.4Y
Nov 01, 2015 DIST-A 1 1 0.34 0.4Y
Oct 01, 2015 DIST-A 1 1 0.24 0.4Y
Sep 01, 2015 DIST-A 1 1 0.34 0.4Y
Aug 01, 2015 DIST-A 1 1 0.53 0.4Y
Jul 01, 2015 DIST-A 1 1 0.4 0.4Y
Jun 01, 2015 DIST-A 1 1 0.43 0.4Y
May 01, 2015 DIST-A 1 1 0.51 0.4Y
Apr 01, 2015 DIST-A 1 1 0.27 0.4Y
Mar 01, 2015 DIST-A 1 1 0.51 0.4Y
Feb 01, 2015 DIST-A 1 1 0.25 0.4Y
Jan 01, 2015 DIST-A 1 1 0.48 0.4Y
Dec 01, 2014 DIST-A 1 1 0.64 0.4Y
Nov 01, 2014 DIST-A 1 1 0.44 0.4Y
Oct 01, 2014 DIST-A 1 1 0.28 0.4Y
Sep 01, 2014 DIST-A 1 1 0.32 0.4Y
Aug 01, 2014 DIST-A 1 1 0.29 0.4Y
Jul 01, 2014 DIST-A 1 1 0.34 0.4Y
Jun 01, 2014 DIST-A 1 1 0.54 0.4Y
May 01, 2014 DIST-A 1 1 0.36 0.4Y
Apr 01, 2014 DIST-A 1 1 0.33 0.4Y
Mar 01, 2014 DIST-A 1 1 0.28 0.4Y
Feb 01, 2014 DIST-A 1 1 0.54 0.4Y
Jan 01, 2014 DIST-A 1 1 0.43 0.4Y
Dec 01, 2013 DIST-A 1 1 0.51 0.4Y
Nov 01, 2013 DIST-A 1 1 0.62 0.4Y
Oct 01, 2013 DIST-A 1 1 0.44 0.3Y
Sep 01, 2013 DIST-A 1 1 0.24 0.3Y
Aug 01, 2013 DIST-A 1 1 0.23 0.3Y
Jul 01, 2013 DIST-A 1 1 0.52 0.4Y
Jun 01, 2013 DIST-A 1 1 0.29 0.3Y
May 01, 2013 DIST-A 1 1 0.28 0.4Y
Apr 01, 2013 DIST-A 1 1 0.33 0.4Y
Mar 01, 2013 DIST-A 1 1 0.49 0.4Y
Feb 01, 2013 DIST-A 1 1 0.26 0.4Y
Jan 01, 2013 DIST-A 1 1 0.32 0.4Y
Dec 01, 2012 DIST-A 1 1 0.32 0.4Y
Nov 01, 2012 DIST-A 1 1 0.36 0.4Y
Oct 01, 2012 DIST-A 1 1 0.39 0.4Y
Sep 01, 2012 DIST-A 1 1 0.28 0.4Y
Aug 01, 2012 DIST-A 1 1 0.41 0.4Y
Jul 01, 2012 DIST-A 1 1 0.43 0.5Y
Jun 01, 2012 DIST-A 1 1 0.38 0.5Y
May 01, 2012 DIST-A 1 1 0.78 0.5Y
Apr 01, 2012 DIST-A 1 1 0.28 0.4Y
Mar 01, 2012 DIST-A 1 1 0.41 0.5Y
Feb 01, 2012 DIST-A 1 1 0.3 0.5Y
Jan 01, 2012 DIST-A 1 0 0.5Y
Dec 01, 2011 DIST-A 1 1 0.41 0.5Y
Nov 01, 2011 DIST-A 1 1 0.56 0.5Y
Oct 01, 2011 DIST-A 1 1 0.3300 0.5Y
Sep 01, 2011 DIST-A 1 1 0.3900 0.5Y
Aug 01, 2011 DIST-A 1 1 0.8100 0.5Y
Jul 01, 2011 DIST-A 1 1 0.6000 0.5Y
Jun 01, 2011 DIST-A 1 1 0.27 0.5Y
May 01, 2011 DIST-A 1 1 0.5200 0.5Y
Apr 01, 2011 DIST-A 1 1 0.5600 0.5Y
Mar 01, 2011 DIST-A 1 1 0.5900 0.5Y
Feb 01, 2011 DIST-A 1 1 0.5000 0.5Y
Jan 01, 2011 DIST-A 1 1 0.58 0.5Y
Dec 01, 2010 DIST-A 1 1 0.53 0.5Y
Nov 01, 2010 DIST-A 1 1 0.31 0.5Y
Oct 01, 2010 DIST-A 1 1 0.39 0.5Y
Sep 01, 2010 DIST-A 1 1 0.63 0.5Y
Aug 01, 2010 DIST-A 1 1 0.54 0.4Y
Jul 01, 2010 DIST-A 1 1 0.71 0.4Y
Jun 01, 2010 DIST-A 1 1 0.41 0.4Y
May 01, 2010 DIST-A 1 1 0.34 0.4Y
Apr 01, 2010 DIST-A 1 0 0.4Y
Mar 01, 2010 DIST-A 1 1 0.44 0.4Y
Feb 01, 2010 DIST-A 1 1 0.39 0.4Y
Jan 01, 2010 DIST-A 1 1 0.47 0.4Y
Dec 01, 2009 DIST-A 1 0 0.4Y
Nov 01, 2009 DIST-A 1 1 0.38 0.3Y
Oct 01, 2009 DIST-A 1 1 0.25 0.3Y
Sep 01, 2009 DIST-A 1 1 0.3 0.3Y
Aug 01, 2009 DIST-A 1 1 0.44 0.3Y
Jul 01, 2009 DIST-A 1 1 0.51 0.3Y
Jun 01, 2009 DIST-A 1 1 0.57 0.3Y
May 01, 2009 DIST-A 1 1 0.3Y
Apr 01, 2009 DIST-A 1 1 0.27 0.3Y
Mar 01, 2009 DIST-A 1 0 0.3Y
Feb 01, 2009 DIST-A 1 1 0.55 0.4Y
Jan 01, 2009 DIST-A 1 1 0.53 0.3Y
Dec 01, 2008 DIST-A 1 1 0.3Y
Nov 01, 2008 DIST-A 1 1 0.3Y
Oct 01, 2008 DIST-A 1 1 0.23 0.3Y
Sep 01, 2008 DIST-A 1 1 0.44 0.3Y
Aug 01, 2008 DIST-A 1 0 0.3Y
Jul 01, 2008 DIST-A 1 1 0.66 0.3Y
Jun 01, 2008 DIST-A 1 1 0.3Y
May 01, 2008 DIST-A 1 1 0.68 0.3Y
Apr 01, 2008 DIST-A 1 1 0.36 0.3Y
Mar 01, 2008 DIST-A 1 1 0.41 0.3Y
Feb 01, 2008 DIST-A 5 5 0.3 0.3Y
Jan 01, 2008 DIST-A 1 1 0.3Y
Dec 01, 2007 DIST-A 1 1 0.27 0.4Y
Nov 01, 2007 DIST-A 1 1 0.31 0.4Y
Oct 01, 2007 DIST-A 1 1 0.24 0.4Y
Sep 01, 2007 DIST-A 1 1 0.31 0.4Y
Aug 01, 2007 DIST-A 1 1 0.23 0.4Y
Jul 01, 2007 DIST-A 1 1 0.42 0.4Y
Jun 01, 2007 DIST-A 1 1 0.43 0.4Y
May 01, 2007 DIST-A 1 1 0.37 0.4Y
Apr 01, 2007 DIST-A 1 1 0.41 0.4Y
Mar 01, 2007 DIST-A 1 0 0.4Y
Feb 01, 2007 DIST-A 1 1 0.22 0.4Y
Jan 01, 2007 DIST-A 1 1 0.63 0.4Y
Dec 01, 2006 DIST-A 1 1 0.43 0.4Y
Nov 01, 2006 DIST-A 1 1 0.46 0.3Y
Oct 01, 2006 DIST-A 1 1 0.31 0.3Y
Sep 01, 2006 DIST-A 1 1 0.31 0.3Y
Aug 01, 2006 DIST-A 1 1 0.34 0.3Y
Jul 01, 2006 DIST-A 1 1 0.42 0.4Y
Jun 01, 2006 DIST-A 1 1 0.36 0.4Y
May 01, 2006 DIST-A 1 1 0.27 0.4Y
Apr 01, 2006 DIST-A 1 1 0.31 0.3Y
Mar 01, 2006 DIST-A 1 1 0.48 0.3Y
Feb 01, 2006 DIST-A 1 1 0.32 0.3Y
Jan 01, 2006 DIST-A 1 1 0.22 0.3Y
Dec 01, 2005 DIST-A 1 1 0.27 0.4Y
Nov 01, 2005 DIST-A 1 1 0.44 0.5Y
Oct 01, 2005 DIST-A 1 1 0.38 0.5Y
Sep 01, 2005 DIST-A 1 1 0.39 0.5Y
Aug 01, 2005 DIST-A 1 1 0.37 0.5Y
Jul 01, 2005 DIST-A 1 1 0.43 0.5Y
Jun 01, 2005 DIST-A 1 0 0.5Y
May 01, 2005 DIST-A 1 1 0.5Y
Apr 01, 2005 DIST-A 1 1 0.53 0.6Y
Mar 01, 2005 DIST-A 1 1 0.47 0.6Y
Feb 01, 2005 DIST-A 1 0 0.6Y
Jan 01, 2005 DIST-A 1 1 0.88 0.6Y
Dec 01, 2004 DIST-A 1 1 0.71 0.5Y
Nov 01, 2004 DIST-A 1 1 0.41 0.5Y
Oct 01, 2004 DIST-A 1 0 0.5Y
Sep 01, 2004 DIST-A 1 1 0.57 0.5Y
 



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