OR41
PWS ID: 00878 ---- TIGARD, CITY OF
Maximum Residual Disinfection Level (MRDL) Samples
Monitoring
Period
Entry
Point
Samples
Required
Samples
Collected
Period
Avg
Annual
Avg
Level
Compliance
Apr 01, 2024 DIST-A 70 74 1 1.0Y
Mar 01, 2024 DIST-A 70 74 1.07 1.0Y
Feb 01, 2024 DIST-A 70 74 1.1 1.0Y
Jan 01, 2024 DIST-A 70 74 0.98 1.0Y
Dec 01, 2023 DIST-A 70 74 0.99 1.0Y
Nov 01, 2023 DIST-A 70 74 0.90 1.0Y
Oct 01, 2023 DIST-A 70 73 0.9 1.0Y
Sep 01, 2023 DIST-A 70 73 0.98 1.0Y
Aug 01, 2023 DIST-A 70 75 0.98 1.0Y
Jul 01, 2023 DIST-A 70 75 1 1.0Y
Jun 01, 2023 DIST-A 70 56 0.99 1.0Y
May 01, 2023 DIST-A 70 73 1.06 1.0Y
Apr 01, 2023 DIST-A 70 73 0.97 1.0Y
Mar 01, 2023 DIST-A 70 73 0.92 1.0Y
Feb 01, 2023 DIST-A 70 73 1 1.0Y
Jan 01, 2023 DIST-A 70 73 1.01 1.0Y
Dec 01, 2022 DIST-A 70 73 0.99 1.0Y
Nov 01, 2022 DIST-A 70 73 0.8 0.9Y
Aug 01, 2022 DIST-A 70 16 0.94 0.9Y
Jul 01, 2022 DIST-A 70 75 0.96 0.9Y
Jun 01, 2022 DIST-A 70 75 1 0.9Y
May 01, 2022 DIST-A 70 75 0.95 0.9Y
Apr 01, 2022 DIST-A 70 75 1 0.9Y
Mar 01, 2022 DIST-A 70 75 0.98 0.9Y
Feb 01, 2022 DIST-A 70 74 1.0 1.0Y
Jan 01, 2022 DIST-A 70 74 0.94 1.0Y
Dec 01, 2021 DIST-A 70 75 0.9 1.0Y
Nov 01, 2021 DIST-A 70 75 0.85 1.0Y
Oct 01, 2021 DIST-A 70 75 0.88 1.0Y
Sep 01, 2021 DIST-A 70 75 1 1.0Y
Aug 01, 2021 DIST-A 70 74 0.92 1.0Y
Jul 01, 2021 DIST-A 70 75 0.8 1.0Y
Jun 01, 2021 DIST-A 70 74 0.95 1.0Y
May 01, 2021 DIST-A 70 75 1.06 1.0Y
Apr 01, 2021 DIST-A 70 75 1.05 1.0Y
Mar 01, 2021 DIST-A 70 105 1.2 0.9Y
Feb 01, 2021 DIST-A 70 75 1.1 0.9Y
Jan 01, 2021 DIST-A 70 75 0.99 0.9Y
Dec 01, 2020 DIST-A 70 56 0.90 0.9Y
Nov 01, 2020 DIST-A 70 150 0.85 0.9Y
Oct 01, 2020 DIST-A 70 75 0.82 0.9Y
Sep 01, 2020 DIST-A 70 75 0.86 0.9Y
Aug 01, 2020 DIST-A 70 75 0.9 0.9Y
Jul 01, 2020 DIST-A 70 75 0.93 0.9Y
Jun 01, 2020 DIST-A 70 75 0.9 0.9Y
May 01, 2020 DIST-A 70 74 0.94 0.9Y
Apr 01, 2020 DIST-A 70 75 0.94 0.9Y
Mar 01, 2020 DIST-A 70 75 0.9 0.9Y
Feb 01, 2020 DIST-A 70 74 0.82 0.9Y
Jan 01, 2020 DIST-A 70 75 0.82 0.9Y
Dec 01, 2019 DIST-A 60 75 0.93 0.9Y
Nov 01, 2019 DIST-A 60 75 0.96 0.9Y
Oct 01, 2019 DIST-A 60 75 0.8 0.9Y
Sep 01, 2019 DIST-A 60 75 0.8 0.9Y
Aug 01, 2019 DIST-A 60 75 0.85 0.9Y
Jul 01, 2019 DIST-A 60 75 0.92 0.8Y
Jun 01, 2019 DIST-A 60 75 0.91 0.8Y
May 01, 2019 DIST-A 60 75 0.9 0.8Y
Apr 01, 2019 DIST-A 60 75 0.9 0.8Y
Mar 01, 2019 DIST-A 60 75 0.96 0.8Y
Feb 01, 2019 DIST-A 60 75 1 0.8Y
Jan 01, 2019 DIST-A 60 75 0.9 0.8Y
Dec 01, 2018 DIST-A 60 75 0.7 0.8Y
Nov 01, 2018 DIST-A 60 75 0.7 0.8Y
Oct 01, 2018 DIST-A 60 75 0.7 0.7Y
Sep 01, 2018 DIST-A 60 75 0.8 0.7Y
Aug 01, 2018 DIST-A 60 75 0.8 0.7Y
Jul 01, 2018 DIST-A 60 75 0.73 0.7Y
Jun 01, 2018 DIST-A 60 75 0.8 0.7Y
May 01, 2018 DIST-A 60 75 0.79 0.7Y
Apr 01, 2018 DIST-A 60 75 0.68 0.7Y
Mar 01, 2018 DIST-A 60 75 0.81 0.8Y
Feb 01, 2018 DIST-A 60 74 0.78 0.8Y
Jan 01, 2018 DIST-A 60 75 0.77 0.8Y
Dec 01, 2017 DIST-A 60 75 0.74 0.8Y
Nov 01, 2017 DIST-A 60 75 0.58 0.8Y
Oct 01, 2017 DIST-A 63 77 0.6 0.8Y
Sep 01, 2017 DIST-A 63 79 0.66 0.9Y
Aug 01, 2017 DIST-A 60 75 0.6 0.9Y
Jul 01, 2017 DIST-A 60 75 0.86 0.9Y
Jun 01, 2017 DIST-A 60 75 0.9 0.9Y
May 01, 2017 DIST-A 60 75 0.93 1.0Y
Apr 01, 2017 DIST-A 60 75 1.0 1.0Y
Mar 01, 2017 DIST-A 60 75 1.01 1.0Y
Feb 01, 2017 DIST-A 60 75 1 1.0Y
Jan 01, 2017 DIST-A 60 75 0.91 1.1Y
Dec 01, 2016 DIST-A 60 75 0.85 1.1Y
Nov 01, 2016 DIST-A 60 73 0.84 1.1Y
Oct 01, 2016 DIST-A 60 75 0.8 1.1Y
Sep 01, 2016 DIST-A 60 75 0.90 1.2Y
Aug 01, 2016 DIST-A 60 76 1 1.2Y
Jul 01, 2016 DIST-A 60 75 1.1 1.2Y
Jun 01, 2016 DIST-A 60 75 1.1 1.2Y
May 01, 2016 DIST-A 60 75 1.26 1.2Y
Apr 01, 2016 DIST-A 60 75 1.4 1.2Y
Mar 01, 2016 DIST-A 60 75 1.35 1.2Y
Feb 01, 2016 DIST-A 60 75 1.27 1.2Y
Jan 01, 2016 DIST-A 60 75 1.27 1.2Y
Dec 01, 2015 DIST-A 60 75 1.1 1.2Y
Nov 01, 2015 DIST-A 60 75 1.0 1.2Y
Oct 01, 2015 DIST-A 60 75 1.21 1.2Y
Sep 01, 2015 DIST-A 60 75 1.4 1.2Y
Aug 01, 2015 DIST-A 60 75 1.01 1.1Y
Jul 01, 2015 DIST-A 60 75 0.77 1.1Y
Jun 01, 2015 DIST-A 60 75 1.2 1.2Y
May 01, 2015 DIST-A 60 75 1.41 1.2Y
Apr 01, 2015 DIST-A 60 74 1.3 1.2Y
Mar 01, 2015 DIST-A 60 75 1.38 1.1Y
Feb 01, 2015 DIST-A 63 77 1.30 1.1Y
Jan 01, 2015 DIST-A 60 75 1.2 1.2Y
Dec 01, 2014 DIST-A 60 75 1.09 1.2Y
Nov 01, 2014 DIST-A 60 75 1.02 1.2Y
Oct 01, 2014 DIST-A 63 87 1 1.3Y
Sep 01, 2014 DIST-A 60 64 0.9 1.3Y
Aug 01, 2014 DIST-A 60 64 1.06 1.3Y
Jul 01, 2014 DIST-A 60 63 1.0 1.2Y
Jun 01, 2014 DIST-A 60 64 1.18 1.2Y
May 01, 2014 DIST-A 60 65 1.45 1.2Y
Apr 01, 2014 DIST-A 60 64 1.17 1.2Y
Mar 01, 2014 DIST-A 60 64 1.28 1.2Y
Feb 01, 2014 DIST-A 60 63 1.52 1.1Y
Jan 01, 2014 DIST-A 60 62 1.42 1.1Y
Dec 01, 2013 DIST-A 60 60 1.61 1.1Y
Nov 01, 2013 DIST-A 60 61 1.7 1.0Y
Oct 01, 2013 DIST-A 60 61 1.15 0.9Y
Sep 01, 2013 DIST-A 60 60 0.74 0.9Y
Aug 01, 2013 DIST-A 60 61 0.75 0.9Y
Jul 01, 2013 DIST-A 60 61 0.79 0.9Y
Jun 01, 2013 DIST-A 60 63 0.9 0.9Y
May 01, 2013 DIST-A 60 61 1.0 0.9Y
Apr 01, 2013 DIST-A 60 61 1.16 0.9Y
Mar 01, 2013 DIST-A 60 61 1.09 0.9Y
Feb 01, 2013 DIST-A 60 61 1.06 0.9Y
Jan 01, 2013 DIST-A 60 61 0.96 0.9Y
Dec 01, 2012 DIST-A 60 61 0.8 0.9Y
Nov 01, 2012 DIST-A 63 70 0.6 0.9Y
Oct 01, 2012 DIST-A 60 61 0.7 0.9Y
Sep 01, 2012 DIST-A 60 61 0.9 0.9Y
Aug 01, 2012 DIST-A 60 61 0.8 0.9Y
Jul 01, 2012 DIST-A 60 61 1.01 0.9Y
Jun 01, 2012 DIST-A 63 64 1 0.9Y
May 01, 2012 DIST-A 60 62 1.0 0.9Y
Apr 01, 2012 DIST-A 60 60 1.08 0.9Y
Mar 01, 2012 DIST-A 60 61 1.04 1.0Y
Feb 01, 2012 DIST-A 60 61 0.95 1.0Y
Jan 01, 2012 DIST-A 60 61 0.90 1.0Y
Dec 01, 2011 DIST-A 60 61 0.80 1.1Y
Nov 01, 2011 DIST-A 60 61 0.71 1.1Y
Oct 01, 2011 DIST-A 60 61 0.82 1.2Y
Sep 01, 2011 DIST-A 60 61 0.81 1.2Y
Aug 01, 2011 DIST-A 63 63 0.85 1.2Y
Jul 01, 2011 DIST-A 60 61 1.10 1.2Y
Jun 01, 2011 DIST-A 60 62 1.02 1.2Y
May 01, 2011 DIST-A 60 61 1.16 1.2Y
Apr 01, 2011 DIST-A 60 61 1.24 1.2Y
Mar 01, 2011 DIST-A 60 60 1.22 1.3Y
Feb 01, 2011 DIST-A 60 61 1.79 1.3Y
Jan 01, 2011 DIST-A 60 61 1.68 1.2Y
Dec 01, 2010 DIST-A 60 61 1.22 1.2Y
Nov 01, 2010 DIST-A 60 61 1.00 1.2Y
Oct 01, 2010 DIST-A 60 61 1.07 1.3Y
Sep 01, 2010 DIST-A 60 60 1.07 1.3Y
Aug 01, 2010 DIST-A 60 61 1.00 1.3Y
Jul 01, 2010 DIST-A 60 61 1.19 1.3Y
Jun 01, 2010 DIST-A 60 61 1.05 1.3Y
May 01, 2010 DIST-A 60 61 1.37 1.3Y
Apr 01, 2010 DIST-A 60 61 1.42 1.2Y
Mar 01, 2010 DIST-A 60 61 1.43 1.2Y
Feb 01, 2010 DIST-A 60 62 1.44 1.2Y
Jan 01, 2010 DIST-A 60 61 1.41 1.2Y
Dec 01, 2009 DIST-A 60 60 1.33 1.2Y
Nov 01, 2009 DIST-A 60 60 1.28 1.2Y
Oct 01, 2009 DIST-A 60 60 1.28 1.2Y
Sep 01, 2009 DIST-A 60 60 1.10 1.2Y
Aug 01, 2009 DIST-A 60 61 1.12 1.1Y
Jul 01, 2009 DIST-A 60 61 1.03 1.1Y
Jun 01, 2009 DIST-A 60 61 0.93 1.1Y
May 01, 2009 DIST-A 60 61 1.09 1.1Y
Apr 01, 2009 DIST-A 60 61 1.42 1.1Y
Mar 01, 2009 DIST-A 60 61 1.41 1.1Y
Feb 01, 2009 DIST-A 60 61 1.31 1.1Y
Jan 01, 2009 DIST-A 60 61 1.03 1.1Y
Dec 01, 2008 DIST-A 60 61 1.07 1.1Y
Nov 01, 2008 DIST-A 60 62 1.20 1.1Y
Oct 01, 2008 DIST-A 60 61 1.16 1.1Y
Sep 01, 2008 DIST-A 60 61 0.99 1.1Y
Aug 01, 2008 DIST-A 60 61 0.88 1.1Y
Jul 01, 2008 DIST-A 60 61 0.87 1.1Y
Jun 01, 2008 DIST-A 60 61 1.16 1.1Y
May 01, 2008 DIST-A 60 61 1.04 1.1Y
Apr 01, 2008 DIST-A 60 61 1.21 1.1Y
Mar 01, 2008 DIST-A 60 61 1.33 1.1Y
Feb 01, 2008 DIST-A 60 60 1.33 1.1Y
Jan 01, 2008 DIST-A 60 60 1.28 1.1Y
Dec 01, 2007 DIST-A 60 61 1.14 1.1Y
Nov 01, 2007 DIST-A 60 61 1.25 1.1Y
Oct 01, 2007 DIST-A 60 61 1.21 1.1Y
Sep 01, 2007 DIST-A 60 61 0.93 1.1Y
Aug 01, 2007 DIST-A 60 61 0.86 1.0Y
Jul 01, 2007 DIST-A 60 61 0.85 1.0Y
Jun 01, 2007 DIST-A 60 61 1.18 1.0Y
May 01, 2007 DIST-A 60 60 1.20 1.0Y
Apr 01, 2007 DIST-A 60 61 1.18 1.1Y
Mar 01, 2007 DIST-A 0 60 1.18 1.1Y
Feb 01, 2007 DIST-A 60 61 1.18 1.1Y
Jan 01, 2007 DIST-A 60 61 1.18 1.1Y
Dec 01, 2006 DIST-A 0 64 1.05 1.1Y
Nov 01, 2006 DIST-A 0 61 1.09 1.1Y
Oct 01, 2006 DIST-A 0 61 0.97 1.1Y
Sep 01, 2006 DIST-A 60 61 0.40 1.1Y
Aug 01, 2006 DIST-A 50 61 0.70 1.1Y
Jul 01, 2006 DIST-A 50 61 0.87 1.1Y
Jun 01, 2006 DIST-A 50 61 1.53 1.1Y
May 01, 2006 DIST-A 50 61 1.63 1.0Y
Apr 01, 2006 DIST-A 50 61 1.46 0.9Y
Mar 01, 2006 DIST-A 50 61 1.43 0.7Y
Feb 01, 2006 DIST-A 50 61 1.28 0.6Y
Jan 01, 2006 DIST-A 50 15 0.89 0.6Y
Dec 01, 2005 DIST-A 50 61 1.12 0.5Y
Nov 01, 2005 DIST-A 50 61 1.107 0.5Y
Oct 01, 2005 DIST-A 50 61 0.85 0.4Y
Sep 01, 2005 DIST-A 10 61 0.31 0.4Y
Aug 01, 2005 DIST-A 50 61 0.703 0.4Y
Jul 01, 2005 DIST-A 50 61 0.37 0.3Y
Jun 01, 2005 DIST-A 50 61 0.37 0.3Y
May 01, 2005 DIST-A 50 67 0.35 0.3Y
Apr 01, 2005 DIST-A 50 61 0.2 0.3Y
Mar 01, 2005 DIST-A 50 61 0.24 0.3Y
Feb 01, 2005 DIST-A 50 61 0.38 0.4Y
Jan 01, 2005 DIST-A 50 61 0.29 0.4Y
Dec 01, 2004 DIST-A 50 61 0.32 0.4Y
Nov 01, 2004 DIST-A 50 61 0.34 0.4Y
Oct 01, 2004 DIST-A 50 64 0.49 0.4Y
Sep 01, 2004 DIST-A 50 61 0.35 0.4Y