OHA Drinking Water Services
OR41
PWS ID: 91707 ---- PLEASANT VALLEY ELEM SD #55
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, 2024 DIST-A 1 1 0.42 0.6Y
Mar 01, 2024 DIST-A 1 1 0.57 0.6Y
Feb 01, 2024 DIST-A 1 1 0.38 0.6Y
Jan 01, 2024 DIST-A 1 1 0.43 0.6Y
Dec 01, 2023 DIST-A 1 1 0.59 0.6Y
Nov 01, 2023 DIST-A 1 1 0.54 0.6Y
Oct 01, 2023 DIST-A 1 1 0.48 0.6Y
Sep 01, 2023 DIST-A 1 1 0.75 0.5Y
Aug 01, 2023 DIST-A 1 1 0.6 0.5Y
Jul 01, 2023 DIST-A 1 1 0.66 0.5Y
Jun 01, 2023 DIST-A 1 1 0.71 0.6Y
May 01, 2023 DIST-A 1 1 0.55 0.6Y
Apr 01, 2023 DIST-A 1 1 0.6 0.6Y
Mar 01, 2023 DIST-A 1 1 0.63 0.6Y
Feb 01, 2023 DIST-A 1 1 0.37 0.6Y
Jan 01, 2023 DIST-A 1 1 0.92 0.6Y
Dec 01, 2022 DIST-A 1 1 0.42 0.6Y
Nov 01, 2022 DIST-A 1 1 0.07 0.7Y
Oct 01, 2022 DIST-A 1 1 0.27 0.7Y
Sep 01, 2022 DIST-A 1 1 0.74 0.7Y
Aug 01, 2022 DIST-A 1 1 0.54 0.7Y
Jul 01, 2022 DIST-A 1 1 0.9 0.7Y
Jun 01, 2022 DIST-A 4 4 1.30 0.7Y
May 01, 2022 DIST-A 1 1 0.49 0.6Y
Apr 01, 2022 DIST-A 1 1 1.07 0.6Y
Mar 01, 2022 DIST-A 1 1 0.61 0.6Y
Feb 01, 2022 DIST-A 1 1 0.33 0.6Y
Jan 01, 2022 DIST-A 1 1 0.57 0.6Y
Dec 01, 2021 DIST-A 1 1 1.05 0.6Y
Nov 01, 2021 DIST-A 1 1 0.57 0.6Y
Oct 01, 2021 DIST-A 1 1 0.56 0.6Y
Sep 01, 2021 DIST-A 1 1 0.58 0.4Y
Aug 01, 2021 DIST-A 1 1 0.64 0.4Y
Jul 01, 2021 DIST-A 1 1 0.22 0.4Y
Jun 01, 2021 DIST-A 1 1 0.5 0.4Y
May 01, 2021 DIST-A 1 1 0.54 0.4Y
Apr 01, 2021 DIST-A 1 1 0.51 0.4Y
Mar 01, 2021 DIST-A 1 1 0.6 0.3Y
Feb 01, 2021 DIST-A 1 1 0.9 0.2Y
Jan 01, 2021 DIST-A 3 3 0.6 0.1Y
Oct 01, 2020 DIST-A 4 4 0.01 0.3Y
Jul 01, 2020 DIST-A 1 0 0.5Y
Apr 01, 2020 DIST-A 1 1 0.12 0.6Y
Jan 01, 2020 DIST-A 1 1 0.85 0.7Y
Oct 01, 2019 DIST-A 1 1 0.57 0.6Y
Jul 01, 2019 DIST-A 1 1 0.7 0.7Y
Apr 01, 2019 DIST-A 1 1 0.66 0.6Y
Jan 01, 2019 DIST-A 3 3 0.41 0.7Y
Oct 01, 2018 DIST-A 4 4 0.69 0.8Y
Jul 01, 2018 DIST-A 1 1 0.57 0.6Y
Apr 01, 2018 DIST-A 1 1 0.92 0.5Y
Jan 01, 2018 DIST-A 1 1 0.9 0.4Y
Oct 01, 2017 DIST-A 1 1 0.02 0.5Y
Jul 01, 2017 DIST-A 1 1 0.16 1.0Y
Apr 01, 2017 DIST-A 1 1 0.58 1.5Y
Jan 01, 2017 DIST-A 1 1 1.15 2.0Y
Oct 01, 2016 DIST-A 1 1 2.08 2.2Y
Jul 01, 2016 DIST-A 1 1 2.05 2.2Y
Apr 01, 2016 DIST-A 1 1 2.9 2.0Y
Jan 01, 2016 DIST-A 1 1 1.86 1.8Y
Oct 01, 2015 DIST-A 1 1 1.89 1.6Y
Jul 01, 2015 DIST-A 1 2 1.23 1.3Y
Apr 01, 2015 DIST-A 1 1 2.07 1.3Y
Jan 01, 2015 DIST-A 5 5 0.89 1.1Y
Oct 01, 2014 DIST-A 5 4 0.9 1.3Y
Jul 01, 2014 DIST-A 1 1 1.11 1.3Y
Apr 01, 2014 DIST-A 1 1 1.3 1.3Y
Jan 01, 2014 DIST-A 1 1 1.83 1.2Y
Oct 01, 2013 DIST-A 1 1 0.85 1.1Y
Jul 01, 2013 DIST-A 1 1 1.31 1.0Y
Apr 01, 2013 DIST-A 1 1 0.83 1.1Y
Jan 01, 2013 DIST-A 1 1 1.28 1.0Y
Oct 01, 2012 DIST-A 1 1 0.73 0.7Y
Jul 01, 2012 DIST-A 1 1 1.54 0.7Y
Apr 01, 2012 DIST-A 1 1 0.51 0.6Y
Jan 01, 2012 DIST-A 1 1 0.17 0.6Y
Oct 01, 2011 DIST-A 1 1 0.63 0.8Y
Jul 01, 2011 DIST-A 1 1 0.9 0.6Y
Apr 01, 2011 DIST-A 1 1 0.8 0.4Y
Jan 01, 2011 DIST-A 1 1 0.8 0.4Y
Oct 01, 2010 DIST-A 1 1 0.08 0.5Y
Jul 01, 2010 DIST-A 1 1 0.09 0.6Y
Apr 01, 2010 DIST-A 1 1 0.8 0.9Y
Jan 01, 2010 DIST-A 1 1 0.9 1.1Y
Oct 01, 2009 DIST-A 1 1 0.5 1.2Y
Jul 01, 2009 DIST-A 1 1 1.5 1.4Y
Apr 01, 2009 DIST-A 1 1 1.5 1.4Y
Jan 01, 2009 DIST-A 1 1 1.5 1.4Y
Oct 01, 2008 DIST-A 1 1 1.3 1.5Y
Jul 01, 2008 DIST-A 1 1 1.3 1.6Y
Apr 01, 2008 DIST-A 1 1 1.5 1.6Y
Jan 01, 2008 DIST-A 1 1 2 1.5Y
Oct 01, 2007 DIST-A 1 1 1.5 1.3Y
Jul 01, 2007 DIST-A 1 1 1.5 1.1Y
Apr 01, 2007 DIST-A 1 1 1.2 1.0Y
Jan 01, 2007 DIST-A 1 1 1 0.8Y
Oct 01, 2006 DIST-A 1 1 0.7 0.9Y
Jul 01, 2006 DIST-A 1 0 1.2Y
Apr 01, 2006 DIST-A 1 0 1.2Y
Jan 01, 2006 DIST-A 1 1 1.2 1.2Y
Oct 01, 2005 DIST-A 1 0 0Y
Jul 01, 2005 DIST-A 1 0 0Y
Apr 01, 2005 DIST-A 1 0 0Y
Jan 01, 2005 DIST-A 1 0 0Y
Oct 01, 2004 DIST-A 1 0 0Y
 




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