OHA Drinking Water Services
OR41
PWS ID: 00594 ---- CLACKAMAS RIVER WATER - CLAIRMONT
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
Aug 01, 2023 DIST-A 15 22 0.92 0.8Y
Jul 01, 2023 DIST-A 15 22 0.84 0.8Y
Jun 01, 2023 DIST-A 15 22 0.91 0.8Y
May 01, 2023 DIST-A 15 22 0.78 0.8Y
Apr 01, 2023 DIST-A 15 22 0.82 0.8Y
Mar 01, 2023 DIST-A 15 22 0.85 0.8Y
Feb 01, 2023 DIST-A 15 22 0.81 0.8Y
Jan 01, 2023 DIST-A 15 22 0.84 0.8Y
Dec 01, 2022 DIST-A 15 22 0.73 0.8Y
Nov 01, 2022 DIST-A 15 22 0.6 0.8Y
Oct 01, 2022 DIST-A 15 22 0.86 0.7Y
Sep 01, 2022 DIST-A 15 22 0.99 0.7Y
Aug 01, 2022 DIST-A 15 22 1 0.7Y
Jul 01, 2022 DIST-A 15 22 0.87 0.6Y
Jun 01, 2022 DIST-A 15 22 0.65 0.6Y
May 01, 2022 DIST-A 15 22 0.63 0.6Y
Apr 01, 2022 DIST-A 15 22 0.68 0.6Y
Mar 01, 2022 DIST-A 15 22 0.80 0.6Y
Feb 01, 2022 DIST-A 15 22 0.83 0.6Y
Jan 01, 2022 DIST-A 15 22 0.72 0.6Y
Dec 01, 2021 DIST-A 15 22 0.52 0.6Y
Nov 01, 2021 DIST-A 15 22 0.38 0.6Y
Oct 01, 2021 DIST-A 15 22 0.35 0.6Y
Sep 01, 2021 DIST-A 15 22 0.62 0.6Y
Aug 01, 2021 DIST-A 15 22 0.68 0.6Y
Jul 01, 2021 DIST-A 15 22 0.67 0.6Y
Jun 01, 2021 DIST-A 15 22 0.59 0.6Y
May 01, 2021 DIST-A 15 33 0.62 0.6Y
Apr 01, 2021 DIST-A 15 33 0.62 0.6Y
Mar 01, 2021 DIST-A 15 33 0.6 0.6Y
Feb 01, 2021 DIST-A 15 33 0.6 0.6Y
Jan 01, 2021 DIST-A 15 33 0.6 0.6Y
Dec 01, 2020 DIST-A 15 33 0.6 0.6Y
Nov 01, 2020 DIST-A 15 33 0.4 0.6Y
Oct 01, 2020 DIST-A 15 33 0.32 0.6Y
Sep 01, 2020 DIST-A 15 33 0.6 0.6Y
Aug 01, 2020 DIST-A 15 33 0.61 0.6Y
Jul 01, 2020 DIST-A 15 33 0.66 0.6Y
Jun 01, 2020 DIST-A 15 33 0.43 0.6Y
May 01, 2020 DIST-A 15 33 0.56 0.6Y
Apr 01, 2020 DIST-A 15 33 0.67 0.7Y
Mar 01, 2020 DIST-A 15 33 0.8 0.7Y
Feb 01, 2020 DIST-A 15 33 0.75 0.7Y
Jan 01, 2020 DIST-A 15 33 0.70 0.6Y
Dec 01, 2019 DIST-A 15 42 0.67 0.6Y
Nov 01, 2019 DIST-A 15 42 0.52 0.6Y
Oct 01, 2019 DIST-A 15 42 0.5 0.6Y
Sep 01, 2019 DIST-A 15 42 0.48 0.7Y
Aug 01, 2019 DIST-A 15 42 0.72 0.7Y
Jul 01, 2019 DIST-A 15 42 0.65 0.7Y
Jun 01, 2019 DIST-A 15 42 0.71 0.7Y
May 01, 2019 DIST-A 15 42 0.7 0.7Y
Apr 01, 2019 DIST-A 15 42 0.66 0.7Y
Mar 01, 2019 DIST-A 15 42 0.77 0.7Y
Feb 01, 2019 DIST-A 15 42 0.67 0.7Y
Jan 01, 2019 DIST-A 15 42 0.67 0.7Y
Dec 01, 2018 DIST-A 15 42 0.59 0.8Y
Nov 01, 2018 DIST-A 15 42 0.65 0.8Y
Oct 01, 2018 DIST-A 15 42 0.70 0.7Y
Sep 01, 2018 DIST-A 15 42 0.7 0.7Y
Aug 01, 2018 DIST-A 18 45 0.8 0.7Y
Jul 01, 2018 DIST-A 15 42 0.8 0.7Y
Jun 01, 2018 DIST-A 15 42 0.78 0.7Y
May 01, 2018 DIST-A 15 42 0.77 0.7Y
Apr 01, 2018 DIST-A 15 42 0.81 0.7Y
Mar 01, 2018 DIST-A 18 45 0.9 0.7Y
Feb 01, 2018 DIST-A 15 42 0.82 0.7Y
Jan 01, 2018 DIST-A 15 42 0.77 0.7Y
Dec 01, 2017 DIST-A 15 42 0.6 0.7Y
Nov 01, 2017 DIST-A 15 42 0.54 0.7Y
Oct 01, 2017 DIST-A 15 42 0.51 0.7Y
Sep 01, 2017 DIST-A 15 42 0.52 0.7Y
Aug 01, 2017 DIST-A 15 42 0.68 0.7Y
Jul 01, 2017 DIST-A 15 42 0.68 0.7Y
Jun 01, 2017 DIST-A 15 42 0.74 0.7Y
May 01, 2017 DIST-A 15 42 0.8 0.7Y
Apr 01, 2017 DIST-A 15 42 0.82 0.7Y
Mar 01, 2017 DIST-A 15 28 0.80 0.7Y
Feb 01, 2017 DIST-A 15 42 0.85 0.7Y
Jan 01, 2017 DIST-A 15 42 0.79 0.7Y
Dec 01, 2016 DIST-A 15 42 0.66 0.7Y
Nov 01, 2016 DIST-A 15 42 0.49 0.7Y
Oct 01, 2016 DIST-A 15 42 0.5 0.7Y
Sep 01, 2016 DIST-A 15 42 0.7 0.7Y
Aug 01, 2016 DIST-A 15 42 0.7 0.7Y
Jul 01, 2016 DIST-A 15 42 0.7 0.7Y
Jun 01, 2016 DIST-A 15 42 0.83 0.7Y
May 01, 2016 DIST-A 15 42 0.85 0.7Y
Apr 01, 2016 DIST-A 15 42 0.83 0.7Y
Mar 01, 2016 DIST-A 15 42 0.81 0.7Y
Feb 01, 2016 DIST-A 15 42 0.8 0.7Y
Jan 01, 2016 DIST-A 15 42 0.8 0.7Y
Dec 01, 2015 DIST-A 15 42 0.64 0.7Y
Nov 01, 2015 DIST-A 15 42 0.49 0.7Y
Oct 01, 2015 DIST-A 15 42 0.54 0.7Y
Sep 01, 2015 DIST-A 15 42 0.53 0.7Y
Aug 01, 2015 DIST-A 15 42 0.62 0.7Y
Jul 01, 2015 DIST-A 15 42 0.63 0.7Y
Jun 01, 2015 DIST-A 15 42 0.79 0.7Y
May 01, 2015 DIST-A 15 42 0.68 0.7Y
Apr 01, 2015 DIST-A 15 42 0.65 0.7Y
Mar 01, 2015 DIST-A 15 42 0.79 0.7Y
Feb 01, 2015 DIST-A 15 42 0.80 0.7Y
Jan 01, 2015 DIST-A 15 42 0.77 0.7Y
Dec 01, 2014 DIST-A 15 42 0.6 0.7Y
Nov 01, 2014 DIST-A 15 42 0.49 0.7Y
Oct 01, 2014 DIST-A 15 42 0.65 0.7Y
Sep 01, 2014 DIST-A 15 42 0.74 0.7Y
Aug 01, 2014 DIST-A 15 42 0.71 0.7Y
Jul 01, 2014 DIST-A 15 42 0.74 0.7Y
Jun 01, 2014 DIST-A 15 42 0.78 0.7Y
May 01, 2014 DIST-A 15 42 0.72 0.7Y
Apr 01, 2014 DIST-A 15 42 0.8 0.7Y
Mar 01, 2014 DIST-A 15 42 0.69 0.7Y
Feb 01, 2014 DIST-A 15 42 0.8 0.7Y
Jan 01, 2014 DIST-A 15 42 0.77 0.7Y
Dec 01, 2013 DIST-A 15 42 0.70 0.7Y
Nov 01, 2013 DIST-A 18 45 0.6 0.7Y
Oct 01, 2013 DIST-A 15 42 0.5 0.6Y
Sep 01, 2013 DIST-A 15 42 0.54 0.7Y
Aug 01, 2013 DIST-A 15 42 0.71 0.7Y
Jul 01, 2013 DIST-A 15 42 0.74 0.7Y
Jun 01, 2013 DIST-A 15 42 0.77 0.7Y
May 01, 2013 DIST-A 15 42 0.76 0.7Y
Apr 01, 2013 DIST-A 15 42 0.72 0.7Y
Mar 01, 2013 DIST-A 15 42 0.72 0.6Y
Feb 01, 2013 DIST-A 15 42 0.7 0.6Y
Jan 01, 2013 DIST-A 15 42 0.64 0.6Y
Dec 01, 2012 DIST-A 15 42 0.53 0.6Y
Nov 01, 2012 DIST-A 15 42 0.36 0.6Y
Oct 01, 2012 DIST-A 15 42 0.67 0.6Y
Sep 01, 2012 DIST-A 15 41 0.7 0.6Y
Aug 01, 2012 DIST-A 15 42 0.77 0.6Y
Jul 01, 2012 DIST-A 15 42 0.73 0.6Y
Jun 01, 2012 DIST-A 15 42 0.7 0.6Y
May 01, 2012 DIST-A 15 42 0.66 0.6Y
Apr 01, 2012 DIST-A 15 42 0.61 0.6Y
Mar 01, 2012 DIST-A 15 42 0.6 0.6Y
Feb 01, 2012 DIST-A 15 42 0.5 0.6Y
Jan 01, 2012 DIST-A 15 42 0.47 0.6Y
Dec 01, 2011 DIST-A 15 42 0.56 0.6Y
Nov 01, 2011 DIST-A 15 42 0.43 0.6Y
Oct 01, 2011 DIST-A 15 42 0.46 0.6Y
Sep 01, 2011 DIST-A 15 42 0.67 0.6Y
Aug 01, 2011 DIST-A 15 42 0.68 0.6Y
Jul 01, 2011 DIST-A 15 42 0.72 0.6Y
Jun 01, 2011 DIST-A 15 0 0.6Y
May 01, 2011 DIST-A 15 42 0.59 0.6Y
Apr 01, 2011 DIST-A 15 42 0.56 0.6Y
Mar 01, 2011 DIST-A 15 42 0.61 0.6Y
Feb 01, 2011 DIST-A 15 42 0.60 0.6Y
Jan 01, 2011 DIST-A 15 42 0.53 0.6Y
Dec 01, 2010 DIST-A 15 42 0.46 0.6Y
Nov 01, 2010 DIST-A 15 42 0.42 0.6Y
Oct 01, 2010 DIST-A 15 42 0.40 0.6Y
Sep 01, 2010 DIST-A 15 42 0.67 0.6Y
Aug 01, 2010 DIST-A 15 42 0.68 0.6Y
Jul 01, 2010 DIST-A 15 42 0.63 0.6Y
Jun 01, 2010 DIST-A 15 42 0.69 0.6Y
May 01, 2010 DIST-A 15 42 0.74 0.6Y
Apr 01, 2010 DIST-A 15 42 0.58 0.5Y
Mar 01, 2010 DIST-A 15 42 0.60 0.4Y
Feb 01, 2010 DIST-A 15 42 0.550 0.4Y
Jan 01, 2010 DIST-A 15 42 0.53 0.4Y
Dec 01, 2009 DIST-A 15 42 0.50 0.4Y
Nov 01, 2009 DIST-A 15 42 0.50 0.4Y
Oct 01, 2009 DIST-A 15 42 0.53 0.4Y
Sep 01, 2009 DIST-A 15 42 0.57 0.4Y
Aug 01, 2009 DIST-A 15 42 0.67 0.4Y
Jul 01, 2009 DIST-A 15 42 0.88 0.4Y
Jun 01, 2009 DIST-A 15 42 0 0.4Y
May 01, 2009 DIST-A 15 42 0 0.4Y
Apr 01, 2009 DIST-A 15 42 0 0.5Y
Mar 01, 2009 DIST-A 15 42 0 0.5Y
Feb 01, 2009 DIST-A 15 42 0 0.5Y
Jan 01, 2009 DIST-A 15 42 1.0000 0.6Y
Dec 01, 2008 DIST-A 15 42 0.48 0.6Y
Nov 01, 2008 DIST-A 15 42 0.40 0.6Y
Oct 01, 2008 DIST-A 15 42 0.43 0.5Y
Sep 01, 2008 DIST-A 15 42 0.57 0.5Y
Aug 01, 2008 DIST-A 15 42 0.71 0.6Y
Jul 01, 2008 DIST-A 15 42 0.78 0.6Y
Jun 01, 2008 DIST-A 15 42 0.50 0.6Y
May 01, 2008 DIST-A 15 42 0.64 0.6Y
Apr 01, 2008 DIST-A 15 42 0.60 0.5Y
Mar 01, 2008 DIST-A 15 42 0 0.5Y
Feb 01, 2008 DIST-A 15 42 0.9400 0.5Y
Jan 01, 2008 DIST-A 15 42 1.2300 0.4Y
Dec 01, 2007 DIST-A 15 42 0 0.3Y
Nov 01, 2007 DIST-A 15 42 0 0.3Y
Oct 01, 2007 DIST-A 15 42 0.3850 0.3Y
Sep 01, 2007 DIST-A 15 42 1.0800 0.3Y
Aug 01, 2007 DIST-A 15 42 1.5200 0.2Y
Jul 01, 2007 DIST-A 15 42 0.6507 0.1Y
Jun 01, 2007 DIST-A 15 42 0 0Y
May 01, 2007 DIST-A 15 42 0 0Y
Apr 01, 2007 DIST-A 15 42 0 0Y
Mar 01, 2007 DIST-A 15 42 0 0Y
Feb 01, 2007 DIST-A 15 42 0 0Y
Jan 01, 2007 DIST-A 15 42 0 0Y
Dec 01, 2006 DIST-A 15 42 0 0Y
Nov 01, 2006 DIST-A 15 42 0 0Y
Oct 01, 2006 DIST-A 15 42 0 0Y
Sep 01, 2006 DIST-A 15 42 0 0Y
Aug 01, 2006 DIST-A 15 42 0 0Y
Jul 01, 2006 DIST-A 15 42 0 0Y
Jun 01, 2006 DIST-A 15 42 0 0Y
May 01, 2006 DIST-A 15 42 0 0Y
Apr 01, 2006 DIST-A 15 42 0 0Y
Mar 01, 2006 DIST-A 15 42 0 0Y
Feb 01, 2006 DIST-A 15 42 0 0Y
Jan 01, 2006 DIST-A 15 42 0 0Y
Dec 01, 2005 DIST-A 15 42 0 0Y
Nov 01, 2005 DIST-A 15 42 0 0Y
Oct 01, 2005 DIST-A 15 42 0 0Y
Sep 01, 2005 DIST-A 15 42 0 0Y
Aug 01, 2005 DIST-A 15 42 0 0Y
Jul 01, 2005 DIST-A 15 42 0 0Y
Jun 01, 2005 DIST-A 15 42 0 0Y
May 01, 2005 DIST-A 15 42 0 0Y
Apr 01, 2005 DIST-A 15 42 0 0Y
Mar 01, 2005 DIST-A 15 42 0 0Y
Feb 01, 2005 DIST-A 15 42 0 0Y
Jan 01, 2005 DIST-A 15 42 0 0Y
Dec 01, 2004 DIST-A 15 42 0 0Y
Nov 01, 2004 DIST-A 15 42 0 0Y
Oct 01, 2004 DIST-A 15 42 0 0Y
Sep 01, 2004 DIST-A 15 0 0Y
 




More information for this water system: SDWIS ID 4111
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
New! Visit our new Drinking Water Source Protection page.

Information for all water systems:
Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List  ::  DW Source Protection

Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules

Need help? Email Drinking Water Services for assistance.Staff/Partner Login