OHA Drinking Water Services
OR41
PWS ID: 00783 ---- ORCHARD HEIGHTS WATER ASSN
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 0.76 0.8Y
Mar 01, 2024 DIST-A 1 1 0.96 0.8Y
Feb 01, 2024 DIST-A 1 1 0.93 0.7Y
Jan 01, 2024 DIST-A 1 1 0.89 0.7Y
Dec 01, 2023 DIST-A 1 1 0.91 0.7Y
Nov 01, 2023 DIST-A 1 1 0.86 0.7Y
Oct 01, 2023 DIST-A 1 1 0.91 0.7Y
Sep 01, 2023 DIST-A 1 1 0.81 0.7Y
Aug 01, 2023 DIST-A 1 1 0.8 0.7Y
Jul 01, 2023 DIST-A 1 1 0.6 0.7Y
Jun 01, 2023 DIST-A 1 1 0.6 0.7Y
May 01, 2023 DIST-A 1 1 0.6 0.6Y
Apr 01, 2023 DIST-A 1 1 0.5 0.6Y
Mar 01, 2023 DIST-A 1 1 0.5 0.6Y
Feb 01, 2023 DIST-A 1 1 0.89 0.6Y
Jan 01, 2023 DIST-A 1 1 0.6 0.6Y
Dec 01, 2022 DIST-A 1 1 0.9 0.6Y
Nov 01, 2022 DIST-A 1 1 0.6 0.6Y
Oct 01, 2022 DIST-A 1 1 0.6 0.6Y
Sep 01, 2022 DIST-A 1 1 0.78 0.6Y
Aug 01, 2022 DIST-A 1 1 0.7 0.6Y
Jul 01, 2022 DIST-A 1 1 0.6 0.6Y
Jun 01, 2022 DIST-A 1 1 0.5 0.6Y
May 01, 2022 DIST-A 1 1 0.5 0.6Y
Apr 01, 2022 DIST-A 1 1 0.6 0.6Y
Mar 01, 2022 DIST-A 1 1 0.4 0.6Y
Feb 01, 2022 DIST-A 1 1 0.4 0.6Y
Jan 01, 2022 DIST-A 1 1 0.5 0.6Y
Dec 01, 2021 DIST-A 1 1 0.8 0.6Y
Nov 01, 2021 DIST-A 1 1 0.6 0.6Y
Oct 01, 2021 DIST-A 1 1 0.7 0.6Y
Sep 01, 2021 DIST-A 1 1 0.7 0.6Y
Aug 01, 2021 DIST-A 1 1 0.7 0.6Y
Jul 01, 2021 DIST-A 1 1 0.6 0.6Y
Jun 01, 2021 DIST-A 1 1 0.5 0.6Y
May 01, 2021 DIST-A 1 1 0.8 0.6Y
Apr 01, 2021 DIST-A 1 1 0.6 0.6Y
Mar 01, 2021 DIST-A 1 1 0.5 0.6Y
Feb 01, 2021 DIST-A 1 1 0.5 0.6Y
Jan 01, 2021 DIST-A 1 1 0.6 0.6Y
Dec 01, 2020 DIST-A 1 1 0.5 0.6Y
Nov 01, 2020 DIST-A 1 1 0.7 0.6Y
Oct 01, 2020 DIST-A 1 1 0.7 0.6Y
Sep 01, 2020 DIST-A 1 1 0.6 0.6Y
Aug 01, 2020 DIST-A 1 1 0.5 0.6Y
Jul 01, 2020 DIST-A 1 1 0.6 0.6Y
Jun 01, 2020 DIST-A 1 1 0.5 0.6Y
May 01, 2020 DIST-A 1 1 0.6 0.6Y
Apr 01, 2020 DIST-A 1 1 0.6 0.6Y
Mar 01, 2020 DIST-A 1 1 0.5 0.6Y
Feb 01, 2020 DIST-A 1 1 0.5 0.6Y
Jan 01, 2020 DIST-A 1 1 0.6 0.6Y
Dec 01, 2019 DIST-A 1 1 0.6 0.6Y
Nov 01, 2019 DIST-A 1 1 0.6 0.6Y
Oct 01, 2019 DIST-A 1 1 0.6 0.6Y
Sep 01, 2019 DIST-A 1 1 0.5 0.5Y
Aug 01, 2019 DIST-A 1 1 0.6 0.5Y
Jul 01, 2019 DIST-A 1 1 0.6 0.6Y
Jun 01, 2019 DIST-A 1 1 0.5 0.6Y
May 01, 2019 DIST-A 1 1 0.5 0.6Y
Apr 01, 2019 DIST-A 1 1 0.5 0.6Y
Mar 01, 2019 DIST-A 1 1 0.5 0.6Y
Feb 01, 2019 DIST-A 1 1 0.5 0.6Y
Jan 01, 2019 DIST-A 1 1 0.8 0.6Y
Dec 01, 2018 DIST-A 1 1 0.5 0.6Y
Oct 01, 2018 DIST-A 1 1 0.5 0.6Y
Sep 01, 2018 DIST-A 1 1 0.5 0.6Y
Aug 01, 2018 DIST-A 1 1 0.8 0.6Y
Jul 01, 2018 DIST-A 1 1 0.6 0.5Y
Jun 01, 2018 DIST-A 1 1 0.5 0.5Y
May 01, 2018 DIST-A 1 1 0.5 0.5Y
Apr 01, 2018 DIST-A 1 1 0.6 0.5Y
Mar 01, 2018 DIST-A 1 1 0.5 0.5Y
Feb 01, 2018 DIST-A 1 1 0.5 0.5Y
Jan 01, 2018 DIST-A 1 1 0.6 0.5Y
Dec 01, 2017 DIST-A 1 1 0.5 0.5Y
Nov 01, 2017 DIST-A 1 1 0.6 0.5Y
Oct 01, 2017 DIST-A 1 1 0.6 0.5Y
Sep 01, 2017 DIST-A 1 1 0.5 0.5Y
Aug 01, 2017 DIST-A 1 1 0.5 0.5Y
Jul 01, 2017 DIST-A 1 1 0.5 0.6Y
Jun 01, 2017 DIST-A 1 1 0.5 0.6Y
May 01, 2017 DIST-A 1 1 0.6 0.6Y
Apr 01, 2017 DIST-A 1 1 0.6 0.6Y
Mar 01, 2017 DIST-A 1 1 0.5 0.6Y
Feb 01, 2017 DIST-A 1 1 0.5 0.6Y
Jan 01, 2017 DIST-A 1 1 0.6 0.6Y
Dec 01, 2016 DIST-A 1 1 0.5 0.6Y
Nov 01, 2016 DIST-A 1 1 0.6 0.6Y
Sep 01, 2016 DIST-A 1 1 0.6 0.6Y
Aug 01, 2016 DIST-A 1 1 0.7 0.6Y
Jul 01, 2016 DIST-A 1 1 0.7 0.6Y
Jun 01, 2016 DIST-A 1 1 0.5 0.6Y
May 01, 2016 DIST-A 1 1 0.5 0.6Y
Apr 01, 2016 DIST-A 1 1 0.6 0.6Y
Mar 01, 2016 DIST-A 1 1 0.5 0.6Y
Feb 01, 2016 DIST-A 1 1 0.6 0.6Y
Jan 01, 2016 DIST-A 1 1 0.6 0.6Y
Dec 01, 2015 DIST-A 1 3 1 0.6Y
Nov 01, 2015 DIST-A 1 1 0.5 0.6Y
Oct 01, 2015 DIST-A 1 1 0.5 0.6Y
Sep 01, 2015 DIST-A 1 1 0.5 0.6Y
Aug 01, 2015 DIST-A 1 1 0.6 0.6Y
Jul 01, 2015 DIST-A 1 1 0.6 0.6Y
Jun 01, 2015 DIST-A 1 1 0.4 0.5Y
May 01, 2015 DIST-A 1 1 0.6 0.5Y
Apr 01, 2015 DIST-A 1 1 0.6 0.5Y
Mar 01, 2015 DIST-A 1 1 0.6 0.5Y
Feb 01, 2015 DIST-A 1 1 0.6 0.5Y
Jan 01, 2015 DIST-A 1 1 0.6 0.5Y
Dec 01, 2014 DIST-A 1 1 0.5 0.5Y
Nov 01, 2014 DIST-A 1 1 0.5 0.5Y
Oct 01, 2014 DIST-A 1 1 0.6 0.5Y
Sep 01, 2014 DIST-A 1 1 0.5 0.5Y
Aug 01, 2014 DIST-A 1 1 0.5 0.5Y
Jul 01, 2014 DIST-A 1 1 0.5 0.6Y
Jun 01, 2014 DIST-A 1 1 0.5 0.6Y
May 01, 2014 DIST-A 1 1 0.6 0.6Y
Apr 01, 2014 DIST-A 1 1 0.5 0.6Y
Mar 01, 2014 DIST-A 1 1 0.5 0.6Y
Feb 01, 2014 DIST-A 1 1 0.5 0.6Y
Jan 01, 2014 DIST-A 1 1 0.6 0.6Y
Dec 01, 2013 DIST-A 1 1 0.6 0.6Y
Nov 01, 2013 DIST-A 1 1 0.6 0.6Y
Oct 01, 2013 DIST-A 1 1 0.6 0.6Y
Sep 01, 2013 DIST-A 1 1 0.5 0.6Y
Aug 01, 2013 DIST-A 1 1 0.6 0.6Y
Jul 01, 2013 DIST-A 1 1 0.6 0.6Y
Jun 01, 2013 DIST-A 1 1 0.5 0.6Y
May 01, 2013 DIST-A 1 1 0.5 0.6Y
Apr 01, 2013 DIST-A 1 1 0.6 0.6Y
Mar 01, 2013 DIST-A 1 1 0.6 0.6Y
Feb 01, 2013 DIST-A 1 1 0.6 0.6Y
Jan 01, 2013 DIST-A 1 1 0.5 0.6Y
Nov 01, 2012 DIST-A 1 1 0.5 0.6Y
Oct 01, 2012 DIST-A 1 1 0.6 0.6Y
Sep 01, 2012 DIST-A 1 1 0.8 0.6Y
Aug 01, 2012 DIST-A 1 1 0.7 0.6Y
Jul 01, 2012 DIST-A 1 1 0.8 0.5Y
Jun 01, 2012 DIST-A 1 1 0.5000 0.5Y
May 01, 2012 DIST-A 1 1 0.6000 0.5Y
Apr 01, 2012 DIST-A 1 1 0.6000 0.5Y
Mar 01, 2012 DIST-A 1 1 0.5000 0.5Y
Feb 01, 2012 DIST-A 1 1 0.5000 0.5Y
Jan 01, 2012 DIST-A 1 1 0.5000 0.5Y
Dec 01, 2011 DIST-A 1 1 0.5000 0.5Y
Nov 01, 2011 DIST-A 1 1 0.5000 0.5Y
Oct 01, 2011 DIST-A 1 1 0.5000 0.5Y
Sep 01, 2011 DIST-A 1 1 0.5000 0.5Y
Aug 01, 2011 DIST-A 1 1 0 0.5Y
Jul 01, 2011 DIST-A 1 1 0.5000 0.5Y
Jun 01, 2011 DIST-A 1 1 0.4000 0.5Y
May 01, 2011 DIST-A 1 1 0.5400 0.5Y
Apr 01, 2011 DIST-A 1 1 0.7000 0.5Y
Mar 01, 2011 DIST-A 1 1 0.5000 0.5Y
Feb 01, 2011 DIST-A 1 1 0.5000 0.5Y
Jan 01, 2011 DIST-A 1 1 0.5000 0.5Y
Dec 01, 2010 DIST-A 1 1 0.6000 0.5Y
Nov 01, 2010 DIST-A 1 1 0.5000 0.5Y
Oct 01, 2010 DIST-A 1 1 0.5000 0.5Y
Sep 01, 2010 DIST-A 1 1 0.5000 0.5Y
Aug 01, 2010 DIST-A 1 1 0.5000 0.5Y
Jul 01, 2010 DIST-A 1 1 0.5000 0.5Y
Jun 01, 2010 DIST-A 1 1 0.5000 0.5Y
May 01, 2010 DIST-A 1 1 0.5000 0.5Y
Apr 01, 2010 DIST-A 1 1 0.5000 0.5Y
Mar 01, 2010 DIST-A 1 1 0.6000 0.5Y
Feb 01, 2010 DIST-A 1 1 0.5000 0.5Y
Jan 01, 2010 DIST-A 1 1 0.5000 0.5Y
Dec 01, 2009 DIST-A 1 1 0.5000 0Y
Nov 01, 2009 DIST-A 1 1 0.6000 0Y
Oct 01, 2009 DIST-A 1 1 0.5000 0Y
Sep 01, 2009 DIST-A 1 1 0.6000 0Y
Aug 01, 2009 DIST-A 1 1 0.5000 0Y
Jul 01, 2009 DIST-A 1 1 0.5000 0Y
Jun 01, 2009 DIST-A 1 1 0.5000 0Y
May 01, 2009 DIST-A 1 1 0.6000 0Y
Apr 01, 2009 DIST-A 1 0 0Y
Mar 01, 2009 DIST-A 1 1 0Y
Feb 01, 2009 DIST-A 1 0 0Y
Jan 01, 2009 DIST-A 1 1 0.5000 0Y
Dec 01, 2008 DIST-A 1 1 0Y
Nov 01, 2008 DIST-A 1 1 0Y
Oct 01, 2008 DIST-A 1 1 0.6000 1Y
Sep 01, 2008 DIST-A 1 1 0.7000 1Y
Aug 01, 2008 DIST-A 1 1 0.4000 1Y
Jul 01, 2008 DIST-A 1 1 0.7000 1Y
Jun 01, 2008 DIST-A 1 1 1Y
May 01, 2008 DIST-A 1 1 0.7000 1Y
Apr 01, 2008 DIST-A 1 1 0.3000 1Y
Mar 01, 2008 DIST-A 1 1 0.6000 1Y
Feb 01, 2008 DIST-A 1 1 0.2000 1Y
Jan 01, 2008 DIST-A 1 0 1Y
Dec 01, 2007 DIST-A 1 1 0.5000 1Y
Nov 01, 2007 DIST-A 1 1 1.1000 1Y
Oct 01, 2007 DIST-A 1 1 0.7000 1Y
Sep 01, 2007 DIST-A 1 1 0.6000 2Y
Aug 01, 2007 DIST-A 1 1 0.5000 2Y
Jul 01, 2007 DIST-A 1 1 0.5000 2Y
Jun 01, 2007 DIST-A 1 1 0.7000 2Y
May 01, 2007 DIST-A 1 1 0.9000 3Y
Apr 01, 2007 DIST-A 1 1 0.8000 3Y
Mar 01, 2007 DIST-A 1 1 0.8000 3Y
Feb 01, 2007 DIST-A 1 1 3Y
Jan 01, 2007 DIST-A 1 1 7.0000 3Y
Dec 01, 2006 DIST-A 1 1 0.8000 2Y
Nov 01, 2006 DIST-A 1 1 0.9000 2Y
Oct 01, 2006 DIST-A 1 1 7.0000 2Y
Sep 01, 2006 DIST-A 1 2 0.6500 2Y
Aug 01, 2006 DIST-A 1 1 4.0000 2Y
Jul 01, 2006 DIST-A 1 1 0.6000 1Y
Jun 01, 2006 DIST-A 1 1 7.0000 1Y
May 01, 2006 DIST-A 1 1 0.8000 1Y
Apr 01, 2006 DIST-A 1 1 0.8000 1Y
Mar 01, 2006 DIST-A 1 1 0.8000 1Y
Feb 01, 2006 DIST-A 1 1 0.5000 1Y
Jan 01, 2006 DIST-A 1 1 0.8000 1Y
Dec 01, 2005 DIST-A 1 1 0.7000 1Y
Nov 01, 2005 DIST-A 1 1 0.8000 1Y
Oct 01, 2005 DIST-A 1 1 0.9000 1Y
Sep 01, 2005 DIST-A 1 1 0.8000 1Y
Aug 01, 2005 DIST-A 5 5 0.8400 1Y
Jul 01, 2005 DIST-A 5 6 0.6333 1Y
Jun 01, 2005 DIST-A 1 1 0.7000 1Y
May 01, 2005 DIST-A 1 1 0.8000 1Y
Apr 01, 2005 DIST-A 1 1 0.8000 1Y
Mar 01, 2005 DIST-A 1 1 0.8000 1Y
Feb 01, 2005 DIST-A 1 1 0.4000 1Y
Jan 01, 2005 DIST-A 1 1 0.7000 1Y
Dec 01, 2004 DIST-A 1 1 0.7000 1Y
Nov 01, 2004 DIST-A 1 1 0.8000 1Y
Oct 01, 2004 DIST-A 1 1 0.9000 1Y
Sep 01, 2004 DIST-A 1 1 0.8000 1Y
 




More information for this water system: SDWIS ID 3429
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
Corrosion Control has moved to the Lead & Copper 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

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

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