OHA Drinking Water Services
OR41
PWS ID: 00205 ---- COOS BAY NORTH BEND WTR BRD
Surface Water Treatment Rule

MRDL Summary

Abbreviations:  CFE = Combined filter effluent, CT = Contact time, IFE = Individual filter effluent, MCL = Maximum contaminant level, MRDL = Maximum residual disinfection level, N = No (requirement was not met), WTP = Water treatment plant, Y = Yes (requirement was met).

Results not meeting criteria are outlined in red.


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Monitoring
Period
Date
Received
Entry
Point
< CFE 95 %
Turbidity
MCL
< CFE Max
Turbidity
MCL
IFE
Triggers
Met
CT's
Required
Met
Chlorine
at Entry
Point
Jul 01, 2023 Aug 04, 2023 WTP-AYYYYY
May 01, 2022 Jun 06, 2022 WTP-AYYYYY
Mar 01, 2022 Apr 04, 2022 WTP-AYYYYY
Feb 01, 2022 Mar 02, 2022 WTP-AYYYYY
Jan 01, 2022 Feb 01, 2022 WTP-AYYYYY
Dec 01, 2021 Jan 04, 2022 WTP-AYYYYY
Nov 01, 2021 Dec 02, 2021 WTP-AYYYYY
Oct 01, 2021 Nov 01, 2021 WTP-AYYYYY
Sep 01, 2021 Oct 04, 2021 WTP-AYYYYY
Aug 01, 2021 Sep 07, 2021 WTP-AYYYYY
Jul 01, 2021 Aug 02, 2021 WTP-AYYYYY
Jun 01, 2021 Jul 07, 2021 WTP-AYYYYY
May 01, 2021 Jun 02, 2021 WTP-AYYYYY
Apr 01, 2021 May 03, 2021 WTP-AYYYYY
Mar 01, 2021 Apr 05, 2021 WTP-AYYYYY
Feb 01, 2021 Mar 03, 2021 WTP-AYYYYY
Jan 01, 2021 Feb 03, 2021 WTP-AYYYYY
Dec 01, 2020 Jan 05, 2021 WTP-AYYYYY
Nov 01, 2020 Dec 08, 2020 WTP-AYYYYY
Oct 01, 2020 Nov 03, 2020 WTP-AYYYYY
Sep 01, 2020 Oct 06, 2020 WTP-AYYYYY
Aug 01, 2020 Sep 08, 2020 WTP-AYYYYY
Jul 01, 2020 Aug 03, 2020 WTP-AYYYYY
Jun 01, 2020 Jul 06, 2020 WTP-AYYYYY
May 01, 2020 Jun 05, 2020 WTP-AYYYYY
Apr 01, 2020 May 05, 2020 WTP-AYYYYY
Mar 01, 2020 Apr 07, 2020 WTP-AYYYYY
Feb 01, 2020 Mar 02, 2020 WTP-AYYYYY
Jan 01, 2020 Feb 03, 2020 WTP-AYYYYY
Dec 01, 2019 Jan 03, 2020 WTP-AYYYYY
Nov 01, 2019 Dec 03, 2019 WTP-AYYYYY
Oct 01, 2019 Nov 04, 2019 WTP-AYYYYY
Sep 01, 2019 Oct 03, 2019 WTP-AYYYYY
Aug 01, 2019 Sep 05, 2019 WTP-AYYYYY
Jul 01, 2019 Aug 06, 2019 WTP-AYYYYY
Jun 01, 2019 Jul 02, 2019 WTP-AYYYYY
May 01, 2019 Jun 05, 2019 WTP-AYYYYY
Apr 01, 2019 May 02, 2019 WTP-AYYYYY
Mar 01, 2019 Apr 04, 2019 WTP-AYYYYY
Feb 01, 2019 Mar 06, 2019 WTP-AYYYYY
Jan 01, 2019 Feb 07, 2019 WTP-AYYYYY
Dec 01, 2018 Jan 07, 2019 WTP-AYYYYY
Nov 01, 2018 Dec 04, 2018 WTP-AYYYYY
Oct 01, 2018 Nov 06, 2018 WTP-AYYYYY
Sep 01, 2018 Oct 08, 2018 WTP-AYYYYY
Aug 01, 2018 Sep 05, 2018 WTP-AYYYYY
Jul 01, 2018 Aug 07, 2018 WTP-AYYYYY
Jun 01, 2018 Jul 02, 2018 WTP-AYYYYY
May 01, 2018 Jun 07, 2018 WTP-AYYYYY
Apr 01, 2018 May 08, 2018 WTP-AYYYYY
Mar 01, 2018 Apr 05, 2018 WTP-AYYYYY
Feb 01, 2018 Mar 08, 2018 WTP-AYYYYY
Jan 01, 2018 Feb 06, 2018 WTP-AYYYYY
Dec 01, 2017 Jan 08, 2018 WTP-AYYYYY
Nov 01, 2017 Dec 07, 2017 WTP-AYYYYY
Oct 01, 2017 Nov 03, 2017 WTP-AYYYYY
Sep 01, 2017 Oct 06, 2017 WTP-AYYYYY
Aug 01, 2017 Sep 07, 2017 WTP-AYYYYY
Jul 01, 2017 Aug 04, 2017 WTP-AYYYYY
Jun 01, 2017 Jul 06, 2017 WTP-AYYYYY
May 01, 2017 Jun 07, 2017 WTP-AYYYYY
Apr 01, 2017 May 08, 2017 WTP-AYYYYY
Mar 01, 2017 Apr 06, 2017 WTP-AYYYYY
Feb 01, 2017 Mar 06, 2017 WTP-AYYYYY
Jan 01, 2017 Feb 02, 2017 WTP-AYYYYY
Dec 01, 2016 Jan 06, 2017 WTP-AYYYYY
Nov 01, 2016 Dec 06, 2016 WTP-AYYYYY
Oct 01, 2016 Nov 03, 2016 WTP-AYYYYY
Sep 01, 2016 Oct 06, 2016 WTP-AYYYYY
Aug 01, 2016 Sep 06, 2016 WTP-AYYYYY
Jul 01, 2016 Aug 04, 2016 WTP-AYYYYY
Jun 01, 2016 Jul 06, 2016 WTP-AYYYYY
May 01, 2016 Jun 03, 2016 WTP-AYYYYY
Apr 01, 2016 May 05, 2016 WTP-AYYYYY
Mar 01, 2016 Apr 06, 2016 WTP-AYYYYY
Feb 01, 2016 Mar 03, 2016 WTP-AYYYYY
Jan 01, 2016 Feb 08, 2016 WTP-AYYYYY
Dec 01, 2015 Jan 05, 2016 WTP-AYYYYY
Nov 01, 2015 Dec 04, 2015 WTP-AYYYYY
Oct 01, 2015 Nov 03, 2015 WTP-AYYYYY
Sep 01, 2015 Oct 07, 2015 WTP-AYYYYY
Aug 01, 2015 Sep 08, 2015 WTP-AYYYYY
Jul 01, 2015 Aug 05, 2015 WTP-AYYYYY
Jun 01, 2015 Jul 06, 2015 WTP-AYYYYY
May 01, 2015 Jun 05, 2015 WTP-AYYYYY
Apr 01, 2015 May 05, 2015 WTP-AYYYYY
Mar 01, 2015 Apr 03, 2015 WTP-AYYYYY
Feb 01, 2015 Mar 03, 2015 WTP-AYYYYY
Jan 01, 2015 Feb 05, 2015 WTP-AYYYYY
Dec 01, 2014 Jan 05, 2015 WTP-AYYYYY
Nov 01, 2014 Dec 04, 2014 WTP-AYYYYY
Oct 01, 2014 Nov 06, 2014 WTP-AYYYYY
Sep 01, 2014 Oct 03, 2014 WTP-AYYYYY
Aug 01, 2014 Sep 05, 2014 WTP-AYYYYY
Jul 01, 2014 Aug 04, 2014 WTP-AYYYYY
Jun 01, 2014 Jul 02, 2014 WTP-AYYYYY
May 01, 2014 Jun 04, 2014 WTP-AYYYYY
Apr 01, 2014 May 02, 2014 WTP-AYYYYY
Mar 01, 2014 Apr 07, 2014 WTP-AYYYYY
Feb 01, 2014 Mar 01, 2014 WTP-AYYYYY
Jan 01, 2014 Feb 10, 2014 WTP-AYYYYY
Dec 01, 2013 Jan 09, 2014 WTP-AYYYYY
Nov 01, 2013 Dec 06, 2013 WTP-AYYYYY
Oct 01, 2013 Nov 06, 2013 WTP-AYYYYY
Sep 01, 2013 Oct 04, 2013 WTP-AYYYYY
Aug 01, 2013 Sep 05, 2013 WTP-AYYYYY
Jul 01, 2013 Aug 05, 2013 WTP-AYYYYY
Jun 01, 2013 Jul 03, 2013 WTP-AYYYYY
May 01, 2013 Jun 04, 2013 WTP-AYYYYY
Apr 01, 2013 May 02, 2013 WTP-AYYYYY
Mar 01, 2013 Apr 08, 2013 WTP-AYYYYY
Feb 01, 2013 Mar 06, 2013 WTP-AYYYYY
Jan 01, 2013 Feb 07, 2013 WTP-AYYYYY
Dec 01, 2012 Jan 08, 2013 WTP-AYYYYY
Nov 01, 2012 Dec 07, 2012 WTP-AYYYYY
Oct 01, 2012 Nov 05, 2012 WTP-AYYYYY
Sep 01, 2012 Oct 04, 2012 WTP-AYYYYY
Aug 01, 2012 Sep 06, 2012 WTP-AYYYYY
Jul 01, 2012 Aug 08, 2012 WTP-AYYYYY
Jun 01, 2012 Jul 05, 2012 WTP-AYYYYY
May 01, 2012 Jun 06, 2012 WTP-AYYYYY
Apr 01, 2012 May 03, 2012 WTP-AYYYYY
Mar 01, 2012 Apr 04, 2012 WTP-AYYYYY
Feb 01, 2012 Mar 07, 2012 WTP-AYYYYY
Jan 01, 2012 Feb 07, 2012 WTP-AYYYYY



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