OHA Drinking Water Services
OR41
PWS ID: 00492 ---- LOWELL, 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
Mar 01, 2024 DIST-A 2 2 0.73 0.8Y
Feb 01, 2024 DIST-A 2 2 0.7 0.8Y
Jan 01, 2024 DIST-A 2 2 0.81 0.8Y
Dec 01, 2023 DIST-A 2 2 0.92 0.8Y
Nov 01, 2023 DIST-A 2 2 0.66 0.8Y
Oct 01, 2023 DIST-A 2 4 0.78 0.8Y
Sep 01, 2023 DIST-A 2 2 0.7 0.8Y
Aug 01, 2023 DIST-A 2 2 0.71 0.9Y
Jul 01, 2023 DIST-A 2 2 0.81 0.9Y
Jun 01, 2023 DIST-A 2 2 0.91 0.9Y
May 01, 2023 DIST-A 2 2 0.87 0.9Y
Apr 01, 2023 DIST-A 2 2 0.8 0.9Y
Mar 01, 2023 DIST-A 2 2 0.9 0.8Y
Feb 01, 2023 DIST-A 2 2 0.92 0.8Y
Jan 01, 2023 DIST-A 2 2 0.9 0.8Y
Dec 01, 2022 DIST-A 2 2 0.86 0.8Y
Nov 01, 2022 DIST-A 2 7 1 0.8Y
Oct 01, 2022 DIST-A 2 2 0.78 0.8Y
Sep 01, 2022 DIST-A 2 2 1 0.8Y
Aug 01, 2022 DIST-A 2 2 0.88 0.8Y
Jul 01, 2022 DIST-A 2 2 0.79 0.8Y
Jun 01, 2022 DIST-A 2 2 0.70 0.8Y
May 01, 2022 DIST-A 2 2 0.75 0.7Y
Apr 01, 2022 DIST-A 2 2 0.71 0.8Y
Mar 01, 2022 DIST-A 2 2 0.57 0.8Y
Feb 01, 2022 DIST-A 2 2 0.72 0.8Y
Jan 01, 2022 DIST-A 2 2 0.84 0.8Y
Dec 01, 2021 DIST-A 2 2 0.86 0.8Y
Nov 01, 2021 DIST-A 2 2 0.68 0.8Y
Oct 01, 2021 DIST-A 2 2 0.71 0.8Y
Sep 01, 2021 DIST-A 2 2 0.85 0.8Y
Aug 01, 2021 DIST-A 2 2 0.82 0.8Y
Jul 01, 2021 DIST-A 2 2 0.86 0.8Y
Jun 01, 2021 DIST-A 2 2 0.56 0.8Y
May 01, 2021 DIST-A 2 2 0.88 0.8Y
Apr 01, 2021 DIST-A 2 2 0.84 0.8Y
Mar 01, 2021 DIST-A 2 2 0.96 0.9Y
Feb 01, 2021 DIST-A 2 2 0.96 0.8Y
Jan 01, 2021 DIST-A 2 2 0.95 0.8Y
Dec 01, 2020 DIST-A 2 2 0.60 0.8Y
Nov 01, 2020 DIST-A 2 2 0.73 0.8Y
Oct 01, 2020 DIST-A 2 2 0.8 0.9Y
Sep 01, 2020 DIST-A 2 3 0.93 0.9Y
Aug 01, 2020 DIST-A 2 3 0.77 0.8Y
Jul 01, 2020 DIST-A 2 2 0.93 0.9Y
Jun 01, 2020 DIST-A 2 2 0.81 0.9Y
May 01, 2020 DIST-A 2 2 0.9 0.9Y
Apr 01, 2020 DIST-A 2 2 1.03 0.9Y
Mar 01, 2020 DIST-A 2 2 0.8 0.9Y
Feb 01, 2020 DIST-A 2 2 0.86 0.9Y
Jan 01, 2020 DIST-A 2 2 0.80 0.9Y
Dec 01, 2019 DIST-A 2 2 0.79 0.8Y
Nov 01, 2019 DIST-A 2 2 0.9 0.8Y
Oct 01, 2019 DIST-A 2 2 0.7 0.8Y
Sep 01, 2019 DIST-A 2 2 0.82 0.8Y
Aug 01, 2019 DIST-A 2 2 0.98 0.8Y
Jul 01, 2019 DIST-A 2 2 0.86 0.7Y
Jun 01, 2019 DIST-A 2 2 1.13 0.7Y
May 01, 2019 DIST-A 2 2 0.96 0.7Y
Apr 01, 2019 DIST-A 2 2 1.07 0.7Y
Mar 01, 2019 DIST-A 2 2 0.65 0.7Y
Feb 01, 2019 DIST-A 2 2 0.59 0.7Y
Jan 01, 2019 DIST-A 2 2 0.53 0.7Y
Dec 01, 2018 DIST-A 2 2 0.54 0.7Y
Nov 01, 2018 DIST-A 2 2 0.71 0.7Y
Oct 01, 2018 DIST-A 2 2 0.56 0.7Y
Sep 01, 2018 DIST-A 2 2 0.42 0.7Y
Aug 01, 2018 DIST-A 2 2 0.82 0.7Y
Jul 01, 2018 DIST-A 2 2 0.8 0.7Y
Jun 01, 2018 DIST-A 2 1 0.65 0.7Y
May 01, 2018 DIST-A 2 2 0.71 0.7Y
Apr 01, 2018 DIST-A 2 2 0.84 0.8Y
Mar 01, 2018 DIST-A 2 2 0.82 0.7Y
Feb 01, 2018 DIST-A 2 2 0.65 0.7Y
Jan 01, 2018 DIST-A 2 2 0.57 0.7Y
Dec 01, 2017 DIST-A 2 2 0.80 0.7Y
Nov 01, 2017 DIST-A 2 2 0.62 0.7Y
Oct 01, 2017 DIST-A 2 2 0.74 0.7Y
Sep 01, 2017 DIST-A 2 2 0.74 0.7Y
Aug 01, 2017 DIST-A 2 2 0.69 0.7Y
Jul 01, 2017 DIST-A 2 2 0.78 0.7Y
Jun 01, 2017 DIST-A 2 2 0.70 0.7Y
May 01, 2017 DIST-A 2 2 1.06 0.7Y
Apr 01, 2017 DIST-A 2 2 0.70 0.6Y
Mar 01, 2017 DIST-A 2 2 0.48 0.6Y
Feb 01, 2017 DIST-A 2 2 0.68 0.6Y
Jan 01, 2017 DIST-A 2 2 0.90 0.7Y
Dec 01, 2016 DIST-A 2 2 0.68 0.6Y
Nov 01, 2016 DIST-A 2 2 0.49 0.6Y
Oct 01, 2016 DIST-A 2 2 0.51 0.7Y
Sep 01, 2016 DIST-A 2 2 0.69 0.7Y
Aug 01, 2016 DIST-A 2 2 0.64 0.7Y
Jul 01, 2016 DIST-A 2 2 0.55 0.7Y
Jun 01, 2016 DIST-A 2 2 0.64 0.7Y
May 01, 2016 DIST-A 2 2 0.7 0.7Y
Apr 01, 2016 DIST-A 2 2 0.71 0.7Y
Mar 01, 2016 DIST-A 2 2 0.6 0.7Y
Feb 01, 2016 DIST-A 2 2 0.83 0.7Y
Jan 01, 2016 DIST-A 2 2 0.74 0.7Y
Dec 01, 2015 DIST-A 2 2 0.61 0.7Y
Nov 01, 2015 DIST-A 2 2 0.80 0.7Y
Oct 01, 2015 DIST-A 2 2 0.8 0.7Y
Sep 01, 2015 DIST-A 2 2 0.7 0.7Y
Aug 01, 2015 DIST-A 2 2 0.70 0.7Y
Jul 01, 2015 DIST-A 2 2 0.55 0.7Y
Jun 01, 2015 DIST-A 2 2 0.89 0.7Y
May 01, 2015 DIST-A 2 2 0.63 0.7Y
Apr 01, 2015 DIST-A 2 2 0.67 0.6Y
Mar 01, 2015 DIST-A 2 2 0.9 0.6Y
Feb 01, 2015 DIST-A 2 2 0.75 0.6Y
Jan 01, 2015 DIST-A 2 2 0.60 0.6Y
Dec 01, 2014 DIST-A 2 2 0.86 0.6Y
Nov 01, 2014 DIST-A 2 2 0.78 0.6Y
Oct 01, 2014 DIST-A 2 2 0.45 0.5Y
Sep 01, 2014 DIST-A 2 2 0.7 0.5Y
Aug 01, 2014 DIST-A 2 2 0.5 0.5Y
Jul 01, 2014 DIST-A 2 2 0.40 0.5Y
Jun 01, 2014 DIST-A 2 2 0.6 0.6Y
May 01, 2014 DIST-A 2 2 0.56 0.5Y
Apr 01, 2014 DIST-A 2 2 0.56 0.5Y
Mar 01, 2014 DIST-A 2 2 0.59 0.6Y
Feb 01, 2014 DIST-A 2 2 0.56 0.6Y
Jan 01, 2014 DIST-A 2 2 0.6 0.6Y
Dec 01, 2013 DIST-A 2 2 0.54 0.6Y
Nov 01, 2013 DIST-A 2 2 0.5 0.6Y
Oct 01, 2013 DIST-A 2 2 0.41 0.6Y
Sep 01, 2013 DIST-A 2 2 0.48 0.6Y
Aug 01, 2013 DIST-A 2 2 0.56 0.6Y
Jul 01, 2013 DIST-A 2 2 0.67 0.6Y
Jun 01, 2013 DIST-A 2 2 0.55 0.6Y
May 01, 2013 DIST-A 2 2 0.42 0.6Y
Apr 01, 2013 DIST-A 2 2 0.78 0.6Y
Mar 01, 2013 DIST-A 2 2 0.61 0.6Y
Feb 01, 2013 DIST-A 2 2 0.6 0.6Y
Jan 01, 2013 DIST-A 2 2 0.79 0.6Y
Dec 01, 2012 DIST-A 2 2 0.55 0.6Y
Nov 01, 2012 DIST-A 2 2 0.52 0.6Y
Oct 01, 2012 DIST-A 2 2 0.5 0.6Y
Sep 01, 2012 DIST-A 2 2 0.90 0.6Y
Aug 01, 2012 DIST-A 2 2 0.52 0.6Y
Jul 01, 2012 DIST-A 2 2 0.7150 0.6Y
Jun 01, 2012 DIST-A 2 2 0.4300 0.6Y
May 01, 2012 DIST-A 2 2 0.5750 0.6Y
Apr 01, 2012 DIST-A 2 2 0.7050 0.6Y
Mar 01, 2012 DIST-A 2 2 0.7150 0.6Y
Feb 01, 2012 DIST-A 2 2 0.6750 0.6Y
Jan 01, 2012 DIST-A 2 2 0.6600 0.6Y
Dec 01, 2011 DIST-A 2 2 0.5950 0.6Y
Nov 01, 2011 DIST-A 2 2 0.4600 0.6Y
Oct 01, 2011 DIST-A 2 2 0.3850 0.6Y
Sep 01, 2011 DIST-A 2 1 0.6100 0.6Y
Aug 01, 2011 DIST-A 2 2 0.6250 0.6Y
Jul 01, 2011 DIST-A 5 5 0.5760 0.6Y
Jun 01, 2011 DIST-A 5 5 0.6380 0.6Y
May 01, 2011 DIST-A 2 2 0.5650 0.6Y
Apr 01, 2011 DIST-A 2 1 0.6300 0.5Y
Mar 01, 2011 DIST-A 2 1 0.5500 0.6Y
Feb 01, 2011 DIST-A 2 2 0.6050 0.6Y
Jan 01, 2011 DIST-A 2 2 0.6200 0.6Y
Dec 01, 2010 DIST-A 2 2 0.6150 0.6Y
Nov 01, 2010 DIST-A 2 2 0.5150 0.5Y
Oct 01, 2010 DIST-A 2 2 0.4950 0.5Y
Sep 01, 2010 DIST-A 2 2 0.4950 0.6Y
Aug 01, 2010 DIST-A 2 2 0.4500 0.6Y
Jul 01, 2010 DIST-A 2 2 0.6300 0.6Y
Jun 01, 2010 DIST-A 2 2 0.4950 0.6Y
May 01, 2010 DIST-A 2 2 0.5000 0.6Y
Apr 01, 2010 DIST-A 2 2 0.6700 0.5Y
Mar 01, 2010 DIST-A 2 2 0.6050 0.6Y
Feb 01, 2010 DIST-A 2 2 0.6200 0.6Y
Jan 01, 2010 DIST-A 2 2 0.5650 0.6Y
Dec 01, 2009 DIST-A 2 2 0.5100 0.6Y
Nov 01, 2009 DIST-A 2 2 0.5550 0.5Y
Oct 01, 2009 DIST-A 2 2 0.5150 0.5Y
Sep 01, 2009 DIST-A 2 2 0.5800 0.5Y
Aug 01, 2009 DIST-A 2 2 0.5350 0.5Y
Jul 01, 2009 DIST-A 2 2 0.7050 0.6Y
Jun 01, 2009 DIST-A 2 2 0.7500 0.6Y
May 01, 2009 DIST-A 2 2 0.5Y
Apr 01, 2009 DIST-A 2 2 0.7200 0.6Y
Mar 01, 2009 DIST-A 2 2 0.7000 0.6Y
Feb 01, 2009 DIST-A 2 2 0.6850 0.6Y
Jan 01, 2009 DIST-A 2 2 0.7850 0.6Y
Dec 01, 2008 DIST-A 2 2 0.6Y
Nov 01, 2008 DIST-A 2 2 0.7Y
Oct 01, 2008 DIST-A 2 2 0.7350 0.8Y
Sep 01, 2008 DIST-A 2 2 0.7600 0.8Y
Aug 01, 2008 DIST-A 2 2 0.8500 0.8Y
Jul 01, 2008 DIST-A 2 2 0.8250 0.8Y
Jun 01, 2008 DIST-A 2 2 0.8Y
May 01, 2008 DIST-A 2 2 0.8950 0.8Y
Apr 01, 2008 DIST-A 2 2 0.9000 0.8Y
Mar 01, 2008 DIST-A 2 2 0.8850 0.8Y
Feb 01, 2008 DIST-A 2 2 0.8750 0.8Y
Jan 01, 2008 DIST-A 2 2 1.0250 0.8Y
Dec 01, 2007 DIST-A 2 2 0.6750 0.8Y
Nov 01, 2007 DIST-A 2 2 0.7350 0.8Y
Oct 01, 2007 DIST-A 2 2 0.7900 0.8Y
Sep 01, 2007 DIST-A 2 2 0.7850 0.8Y
Aug 01, 2007 DIST-A 2 2 0.7750 0.8Y
Jul 01, 2007 DIST-A 2 2 0.7700 0.8Y
Jun 01, 2007 DIST-A 2 2 0.8000 0.8Y
May 01, 2007 DIST-A 2 2 0.7800 0.8Y
Apr 01, 2007 DIST-A 2 2 0.7950 0.8Y
Mar 01, 2007 DIST-A 2 2 0.8900 0.8Y
Feb 01, 2007 DIST-A 2 2 0.9900 0.8Y
Jan 01, 2007 DIST-A 2 2 0.8400 0.7Y
Dec 01, 2006 DIST-A 2 2 0.6500 0.7Y
Nov 01, 2006 DIST-A 2 2 0.8100 0.7Y
Oct 01, 2006 DIST-A 2 2 0.7000 0.7Y
Sep 01, 2006 DIST-A 2 2 0.8150 0.7Y
Aug 01, 2006 DIST-A 2 2 0.7700 0.7Y
Jul 01, 2006 DIST-A 2 2 0.7400 0.6Y
Jun 01, 2006 DIST-A 2 2 0.7450 0.6Y
May 01, 2006 DIST-A 2 2 0.7450 0.6Y
Apr 01, 2006 DIST-A 2 2 0.6600 0.6Y
Mar 01, 2006 DIST-A 2 2 0.6250 0.6Y
Feb 01, 2006 DIST-A 2 2 0.6800 0.6Y
Jan 01, 2006 DIST-A 2 2 0.5500 0.6Y
Dec 01, 2005 DIST-A 2 2 0.5850 0.6Y
Nov 01, 2005 DIST-A 2 2 0.6150 0.6Y
Oct 01, 2005 DIST-A 2 2 0.5400 0.6Y
Sep 01, 2005 DIST-A 2 2 0.5550 0.5Y
Aug 01, 2005 DIST-A 2 2 0.5550 0.5Y
Jul 01, 2005 DIST-A 2 2 0.5750 0.6Y
Jun 01, 2005 DIST-A 2 2 0.5600 0.6Y
May 01, 2005 DIST-A 2 2 0.6000 0.6Y
Apr 01, 2005 DIST-A 2 2 0.5950 0.6Y
Mar 01, 2005 DIST-A 2 2 0.5850 0.6Y
Feb 01, 2005 DIST-A 2 2 0.5000 0.6Y
Jan 01, 2005 DIST-A 2 2 0.5200 0.6Y
Dec 01, 2004 DIST-A 2 2 0.5650 0.6Y
Nov 01, 2004 DIST-A 2 2 0.4750 0.6Y
Oct 01, 2004 DIST-A 2 2 0.3050 0.6Y
Sep 01, 2004 DIST-A 2 2 0.7100 0.7Y
 



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