OHA Drinking Water Services
OR41
PWS ID: 00055 ---- ASTORIA, 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 10 10 1 0.9Y
Mar 01, 2025 DIST-A 10 10 1 0.9Y
Feb 01, 2025 DIST-A 10 10 1.1 0.9Y
Jan 01, 2025 DIST-A 10 10 0.91 0.9Y
Dec 01, 2024 DIST-A 10 10 0.84 1.0Y
Nov 01, 2024 DIST-A 10 10 0.80 1.0Y
Oct 01, 2024 DIST-A 10 10 0.95 1.0Y
Sep 01, 2024 DIST-A 10 10 0.85 1.0Y
Aug 01, 2024 DIST-A 10 10 1.09 1.0Y
Jul 01, 2024 DIST-A 10 10 0.9 0.9Y
Jun 01, 2024 DIST-A 10 10 1 0.9Y
May 01, 2024 DIST-A 10 10 0.90 0.9Y
Apr 01, 2024 DIST-A 10 10 1 1.0Y
Mar 01, 2024 DIST-A 10 10 1 1.0Y
Feb 01, 2024 DIST-A 10 10 1 1.0Y
Jan 01, 2024 DIST-A 10 10 1.09 1.0Y
Dec 01, 2023 DIST-A 10 10 1 1.0Y
Nov 01, 2023 DIST-A 10 10 0.73 1.0Y
Oct 01, 2023 DIST-A 10 10 0.9 1.0Y
Sep 01, 2023 DIST-A 10 10 0.85 1.0Y
Aug 01, 2023 DIST-A 10 10 0.92 1.0Y
Jul 01, 2023 DIST-A 10 10 0.90 1.0Y
Jun 01, 2023 DIST-A 10 10 1.06 1.0Y
May 01, 2023 DIST-A 10 10 1.17 1.0Y
Apr 01, 2023 DIST-A 10 10 1.18 1.0Y
Mar 01, 2023 DIST-A 10 10 1 1.0Y
Feb 01, 2023 DIST-A 10 10 1.2 1.0Y
Jan 01, 2023 DIST-A 10 10 0.93 1.0Y
Dec 01, 2022 DIST-A 10 10 0.94 1.0Y
Nov 01, 2022 DIST-A 10 10 0.9 1.0Y
Oct 01, 2022 DIST-A 13 13 1 1.0Y
Sep 01, 2022 DIST-A 10 10 0.93 1.0Y
Aug 01, 2022 DIST-A 10 10 1.09 1.0Y
Jul 01, 2022 DIST-A 10 10 1.01 1.0Y
Jun 01, 2022 DIST-A 10 10 0.95 1.0Y
May 01, 2022 DIST-A 10 10 1.15 1.0Y
Apr 01, 2022 DIST-A 10 10 1.06 0.9Y
Mar 01, 2022 DIST-A 10 10 1.14 0.9Y
Feb 01, 2022 DIST-A 10 10 1 0.9Y
Jan 01, 2022 DIST-A 10 10 1.04 0.9Y
Dec 01, 2021 DIST-A 10 10 0.8 0.9Y
Nov 01, 2021 DIST-A 10 10 0.84 0.9Y
Oct 01, 2021 DIST-A 10 10 0.82 0.9Y
Sep 01, 2021 DIST-A 10 10 0.94 0.9Y
Aug 01, 2021 DIST-A 13 13 0.83 0.9Y
Jul 01, 2021 DIST-A 10 10 1 0.9Y
Jun 01, 2021 DIST-A 10 10 0.8 0.9Y
May 01, 2021 DIST-A 10 10 0.9 0.9Y
Apr 01, 2021 DIST-A 10 10 1.12 0.9Y
Mar 01, 2021 DIST-A 10 10 0.90 0.9Y
Feb 01, 2021 DIST-A 10 10 1.00 0.9Y
Jan 01, 2021 DIST-A 10 10 0.84 0.9Y
Dec 01, 2020 DIST-A 10 10 0.90 0.9Y
Nov 01, 2020 DIST-A 10 10 0.8 0.9Y
Oct 01, 2020 DIST-A 10 10 0.91 0.9Y
Sep 01, 2020 DIST-A 10 10 0.89 0.9Y
Aug 01, 2020 DIST-A 10 10 1.01 0.9Y
Jul 01, 2020 DIST-A 10 10 1 0.9Y
Jun 01, 2020 DIST-A 10 10 1.06 0.9Y
May 01, 2020 DIST-A 10 10 0.88 0.9Y
Apr 01, 2020 DIST-A 10 10 1.0 0.9Y
Mar 01, 2020 DIST-A 10 10 1.02 0.9Y
Feb 01, 2020 DIST-A 10 10 0.92 0.9Y
Jan 01, 2020 DIST-A 10 10 0.8 0.9Y
Dec 01, 2019 DIST-A 10 10 0.96 0.9Y
Nov 01, 2019 DIST-A 10 10 0.86 0.9Y
Oct 01, 2019 DIST-A 10 10 0.89 0.9Y
Sep 01, 2019 DIST-A 10 10 0.8 0.9Y
Aug 01, 2019 DIST-A 10 10 0.86 0.9Y
Jul 01, 2019 DIST-A 10 10 0.9 0.9Y
Jun 01, 2019 DIST-A 10 10 0.8 0.9Y
May 01, 2019 DIST-A 10 10 1 0.9Y
Apr 01, 2019 DIST-A 10 10 1.0 0.9Y
Mar 01, 2019 DIST-A 10 10 1 0.8Y
Feb 01, 2019 DIST-A 10 10 1.13 0.8Y
Jan 01, 2019 DIST-A 10 10 0.90 0.8Y
Dec 01, 2018 DIST-A 10 10 0.66 0.8Y
Nov 01, 2018 DIST-A 10 10 0.7 0.9Y
Oct 01, 2018 DIST-A 10 10 0.86 0.9Y
Sep 01, 2018 DIST-A 10 10 0.8 0.9Y
Aug 01, 2018 DIST-A 10 10 0.76 0.9Y
Jul 01, 2018 DIST-A 10 13 0.8 0.9Y
Jun 01, 2018 DIST-A 10 10 0.87 0.9Y
May 01, 2018 DIST-A 10 10 0.83 0.9Y
Apr 01, 2018 DIST-A 10 10 0.9 0.9Y
Mar 01, 2018 DIST-A 10 10 1 0.9Y
Feb 01, 2018 DIST-A 10 10 1.0 0.9Y
Jan 01, 2018 DIST-A 10 10 0.91 0.9Y
Dec 01, 2017 DIST-A 10 10 1 0.9Y
Nov 01, 2017 DIST-A 10 10 0.8 0.9Y
Oct 01, 2017 DIST-A 13 13 0.80 0.9Y
Sep 01, 2017 DIST-A 10 10 0.80 0.9Y
Aug 01, 2017 DIST-A 13 14 0.8 0.9Y
Jul 01, 2017 DIST-A 10 10 0.96 0.9Y
Jun 01, 2017 DIST-A 10 10 0.79 0.8Y
May 01, 2017 DIST-A 10 10 0.8 0.8Y
Apr 01, 2017 DIST-A 10 10 0.91 0.9Y
Mar 01, 2017 DIST-A 10 10 1.09 0.8Y
Feb 01, 2017 DIST-A 10 10 0.98 0.8Y
Jan 01, 2017 DIST-A 10 10 0.88 0.8Y
Dec 01, 2016 DIST-A 10 10 0.83 0.8Y
Nov 01, 2016 DIST-A 10 10 0.8 0.8Y
Oct 01, 2016 DIST-A 10 10 0.80 0.8Y
Sep 01, 2016 DIST-A 10 10 0.68 0.8Y
Aug 01, 2016 DIST-A 10 10 0.80 0.8Y
Jul 01, 2016 DIST-A 10 10 0.76 0.8Y
Jun 01, 2016 DIST-A 10 10 0.82 0.8Y
May 01, 2016 DIST-A 10 10 0.88 0.8Y
Apr 01, 2016 DIST-A 10 10 0.85 0.8Y
Mar 01, 2016 DIST-A 10 10 0.8 0.8Y
Feb 01, 2016 DIST-A 10 10 0.90 0.8Y
Jan 01, 2016 DIST-A 10 10 0.91 0.8Y
Dec 01, 2015 DIST-A 10 10 0.78 0.8Y
Nov 01, 2015 DIST-A 10 10 0.68 0.8Y
Oct 01, 2015 DIST-A 10 10 0.8 0.8Y
Sep 01, 2015 DIST-A 10 10 0.72 0.8Y
Aug 01, 2015 DIST-A 10 10 0.79 0.8Y
Jul 01, 2015 DIST-A 10 10 0.8 0.8Y
Jun 01, 2015 DIST-A 10 10 0.79 0.8Y
May 01, 2015 DIST-A 10 10 0.80 0.8Y
Apr 01, 2015 DIST-A 10 10 0.80 0.8Y
Mar 01, 2015 DIST-A 10 10 0.79 0.9Y
Feb 01, 2015 DIST-A 10 10 1 0.9Y
Jan 01, 2015 DIST-A 10 10 0.80 0.9Y
Dec 01, 2014 DIST-A 10 10 0.95 0.9Y
Nov 01, 2014 DIST-A 10 10 0.73 0.9Y
Oct 01, 2014 DIST-A 10 10 0.83 0.9Y
Sep 01, 2014 DIST-A 10 10 0.9 0.9Y
Aug 01, 2014 DIST-A 10 10 0.90 0.9Y
Jul 01, 2014 DIST-A 10 10 0.8 0.9Y
Jun 01, 2014 DIST-A 10 10 0.86 0.9Y
May 01, 2014 DIST-A 10 10 0.79 0.9Y
Apr 01, 2014 DIST-A 10 10 0.92 0.9Y
Mar 01, 2014 DIST-A 10 10 0.79 0.9Y
Feb 01, 2014 DIST-A 10 10 0.98 0.9Y
Jan 01, 2014 DIST-A 10 10 0.98 0.9Y
Dec 01, 2013 DIST-A 10 10 0.88 0.9Y
Nov 01, 2013 DIST-A 10 10 0.8 0.9Y
Oct 01, 2013 DIST-A 10 10 0.72 0.9Y
Sep 01, 2013 DIST-A 10 10 0.91 0.9Y
Aug 01, 2013 DIST-A 10 10 0.99 0.9Y
Jul 01, 2013 DIST-A 10 10 0.85 0.9Y
Jun 01, 2013 DIST-A 10 10 0.93 0.9Y
May 01, 2013 DIST-A 10 10 1.0 0.9Y
Apr 01, 2013 DIST-A 10 10 0.87 0.9Y
Mar 01, 2013 DIST-A 10 10 0.8 0.9Y
Feb 01, 2013 DIST-A 10 10 1 0.9Y
Jan 01, 2013 DIST-A 10 10 1.1 0.9Y
Dec 01, 2012 DIST-A 10 10 0.88 0.9Y
Nov 01, 2012 DIST-A 10 10 0.6 0.9Y
Oct 01, 2012 DIST-A 10 10 0.78 0.9Y
Sep 01, 2012 DIST-A 10 10 0.82 0.8Y
Aug 01, 2012 DIST-A 10 10 1.08 0.8Y
Jul 01, 2012 DIST-A 10 10 0.79 0.8Y
Jun 01, 2012 DIST-A 10 10 0.80 0.8Y
May 01, 2012 DIST-A 10 10 0.8 0.8Y
Apr 01, 2012 DIST-A 10 10 0.9 0.8Y
Mar 01, 2012 DIST-A 10 10 0.93 0.8Y
Feb 01, 2012 DIST-A 10 10 1.05 0.8Y
Jan 01, 2012 DIST-A 10 10 0.99 0.8Y
Dec 01, 2011 DIST-A 10 10 0.9 0.8Y
Nov 01, 2011 DIST-A 10 10 0.77 0.8Y
Oct 01, 2011 DIST-A 10 10 0.073 0.9Y
Sep 01, 2011 DIST-A 10 10 0.79 0.9Y
Aug 01, 2011 DIST-A 13 13 1.0654 1.0Y
Jul 01, 2011 DIST-A 10 10 0.82 1.0Y
Jun 01, 2011 DIST-A 10 10 0.92 1.0Y
May 01, 2011 DIST-A 10 10 0.80 1.0Y
Apr 01, 2011 DIST-A 10 10 0.78 1.0Y
Mar 01, 2011 DIST-A 10 10 0.9360 1.0Y
Feb 01, 2011 DIST-A 10 10 1.0710 1.0Y
Jan 01, 2011 DIST-A 10 10 1.00 1.0Y
Dec 01, 2010 DIST-A 10 10 1.14 1.0Y
Nov 01, 2010 DIST-A 10 12 1.08 1.0Y
Oct 01, 2010 DIST-A 10 11 0.82 1.0Y
Sep 01, 2010 DIST-A 10 10 1.42 1.0Y
Aug 01, 2010 DIST-A 10 10 1.14 1.0Y
Jul 01, 2010 DIST-A 10 10 1.09 1.0Y
Jun 01, 2010 DIST-A 10 10 0.9 1.0Y
May 01, 2010 DIST-A 10 10 0.72 1.0Y
Apr 01, 2010 DIST-A 10 10 0.70 1.0Y
Mar 01, 2010 DIST-A 10 10 1.02 1.0Y
Feb 01, 2010 DIST-A 10 10 0.94 1.0Y
Jan 01, 2010 DIST-A 10 10 1.0800 1.0Y
Dec 01, 2009 DIST-A 10 10 1.08 1.0Y
Nov 01, 2009 DIST-A 10 10 1.00 1.0Y
Oct 01, 2009 DIST-A 10 10 0.98 1.0Y
Sep 01, 2009 DIST-A 10 10 1.29 1.0Y
Aug 01, 2009 DIST-A 10 10 1.14 1.0Y
Jul 01, 2009 DIST-A 10 10 1.14 1.0Y
Jun 01, 2009 DIST-A 10 10 1.1 1.0Y
May 01, 2009 DIST-A 10 10 1.0Y
Apr 01, 2009 DIST-A 10 10 1.08 1.0Y
Mar 01, 2009 DIST-A 10 10 1.16 1.0Y
Feb 01, 2009 DIST-A 10 10 1.17 1.0Y
Jan 01, 2009 DIST-A 10 10 1.1 1.0Y
Dec 01, 2008 DIST-A 10 10 1.1 1.0Y
Nov 01, 2008 DIST-A 10 10 0.99 1.0Y
Oct 01, 2008 DIST-A 10 10 1.18 1.0Y
Sep 01, 2008 DIST-A 10 10 0.9 1.0Y
Aug 01, 2008 DIST-A 10 10 1.04 1.0Y
Jul 01, 2008 DIST-A 10 10 0.94 1.0Y
Jun 01, 2008 DIST-A 10 10 0.83 1.0Y
May 01, 2008 DIST-A 10 10 0.93 1.1Y
Apr 01, 2008 DIST-A 10 10 1.04 1.1Y
Mar 01, 2008 DIST-A 10 10 1.25 1.1Y
Feb 01, 2008 DIST-A 10 10 1.01 1.0Y
Jan 01, 2008 DIST-A 10 10 1.14 1.0Y
Dec 01, 2007 DIST-A 10 10 1.13 1.0Y
Nov 01, 2007 DIST-A 10 10 1.16 1.0Y
Oct 01, 2007 DIST-A 10 10 1.00 1.0Y
Sep 01, 2007 DIST-A 10 10 0.98 1.0Y
Aug 01, 2007 DIST-A 10 10 0.94 1.0Y
Jul 01, 2007 DIST-A 10 10 1.05 1.0Y
Jun 01, 2007 DIST-A 10 10 1.08 1.0Y
May 01, 2007 DIST-A 10 10 0.96 1.0Y
Apr 01, 2007 DIST-A 10 10 1.00 1.0Y
Mar 01, 2007 DIST-A 0 10 0.99 1.0Y
Feb 01, 2007 DIST-A 10 10 0.98 1.0Y
Jan 01, 2007 DIST-A 10 10 1.14 1.0Y
Dec 01, 2006 DIST-A 10 10 1.05 1.0Y
Nov 01, 2006 DIST-A 10 10 1.16 0.9Y
Oct 01, 2006 DIST-A 10 16 1.17 0.9Y
Sep 01, 2006 DIST-A 10 10 0.76 0.9Y
Aug 01, 2006 DIST-A 10 10 0.95 1.0Y
Jul 01, 2006 DIST-A 10 10 0.85 1.0Y
Jun 01, 2006 DIST-A 10 10 0.91 1.0Y
May 01, 2006 DIST-A 10 10 0.84 1.0Y
Apr 01, 2006 DIST-A 10 10 1.00 1.0Y
Mar 01, 2006 DIST-A 10 10 0.79 1.0Y
Feb 01, 2006 DIST-A 10 10 0.93 1.0Y
Jan 01, 2006 DIST-A 10 10 1.05 1.1Y
Dec 01, 2005 DIST-A 10 10 0.98 1.1Y
Nov 01, 2005 DIST-A 10 10 1.01 1.1Y
Oct 01, 2005 DIST-A 10 10 1.23 1.1Y
Sep 01, 2005 DIST-A 10 10 0.98 1.0Y
Aug 01, 2005 DIST-A 10 10 0.93 1.0Y
Jul 01, 2005 DIST-A 10 10 1.09 1.1Y
Jun 01, 2005 DIST-A 10 10 0.94 1.1Y
May 01, 2005 DIST-A 10 10 1.17 1.1Y
Apr 01, 2005 DIST-A 10 10 0.94 1.1Y
Mar 01, 2005 DIST-A 10 10 1.30 1.1Y
Feb 01, 2005 DIST-A 10 10 0.97 1.1Y
Jan 01, 2005 DIST-A 10 10 1.08 1.1Y
Dec 01, 2004 DIST-A 10 10 1.09 1.1Y
Nov 01, 2004 DIST-A 10 10 1.22 1.1Y
Oct 01, 2004 DIST-A 10 13 0.85 1.0Y
Sep 01, 2004 DIST-A 10 10 0.88 1.1Y
 



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