OHA Drinking Water Services
OR41
PWS ID: 94724 ---- LONZA BEND INC
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
Jan 01, 2026 DIST-A 1 1 0.5 0.6Y
Oct 01, 2025 DIST-A 1 1 0.72 0.8Y
Jul 01, 2025 DIST-A 1 1 0.69 0.8Y
Jan 01, 2025 DIST-A 1 1 0.85 0.8Y
Oct 01, 2024 DIST-A 1 1 0.98 0.8Y
Jul 01, 2024 DIST-A 1 1 0.67 0.7Y
Apr 01, 2024 DIST-A 1 1 0.68 0.7Y
Jan 01, 2024 DIST-A 1 1 0.76 0.6Y
Oct 01, 2023 DIST-A 1 1 0.83 0.6Y
Jul 01, 2023 DIST-A 1 1 0.52 0.5Y
Apr 01, 2023 DIST-A 1 1 0.25 0.6Y
Jan 01, 2023 DIST-A 1 1 0.6 0.7Y
Oct 01, 2022 DIST-A 1 1 0.58 0.9Y
Jul 01, 2022 DIST-A 1 1 0.9 0.9Y
Apr 01, 2022 DIST-A 1 1 0.91 0.9Y
Jan 01, 2022 DIST-A 1 1 1.12 0.9Y
Oct 01, 2021 DIST-A 1 1 0.84 0.7Y
Jul 01, 2021 DIST-A 1 1 0.55 0.6Y
Apr 01, 2021 DIST-A 1 1 0.92 0.7Y
Jan 01, 2021 DIST-A 1 1 0.29 0.6Y
Oct 01, 2020 DIST-A 1 1 0.47 0.6Y
Jul 01, 2020 DIST-A 1 1 1.09 0.6Y
Apr 01, 2020 DIST-A 1 1 0.46 0.4Y
Jan 01, 2020 DIST-A 1 1 0.4 0.7Y
Oct 01, 2019 DIST-A 1 1 0.41 0.7Y
Jul 01, 2019 DIST-A 1 1 0.37 0.7Y
Apr 01, 2019 DIST-A 1 1 1.5 0.8Y
Jan 01, 2019 DIST-A 1 1 0.44 0.5Y
Oct 01, 2018 DIST-A 1 1 0.68 0.4Y
Jul 01, 2018 DIST-A 1 1 0.49 0.4Y
Apr 01, 2018 DIST-A 1 1 0.38 0.5Y
Jan 01, 2018 DIST-A 1 1 0.22 0.5Y
Oct 01, 2017 DIST-A 1 1 0.5 0.7Y
Jul 01, 2017 DIST-A 1 1 0.9 1.1Y
Oct 01, 2016 DIST-A 1 1 1.2 0.7Y
Jul 01, 2016 DIST-A 1 1 0.3 0.6Y
Apr 01, 2016 DIST-A 1 1 0.8 0.6Y
Jan 01, 2016 DIST-A 1 1 0.6 0.6Y
Oct 01, 2015 DIST-A 1 1 0.6 0.4Y
Jul 01, 2015 DIST-A 1 1 0.6 0.4Y
Jan 01, 2015 DIST-A 1 1 0.1 0.2Y
Jul 01, 2014 DIST-A 1 1 0.3 0.3Y
Apr 01, 2014 DIST-A 1 1 0.3 0.3Y
Jan 01, 2014 DIST-A 1 1 0.2 0.2Y
Oct 01, 2013 DIST-A 1 1 0.3 0.2Y
Jul 01, 2013 DIST-A 1 1 0.2 0.2Y
Apr 01, 2013 DIST-A 1 1 0.2 0.2Y
Oct 01, 2012 DIST-A 1 1 0.2 0.3Y
Jul 01, 2012 DIST-A 1 1 0.3 0.3Y
Apr 01, 2012 DIST-A 1 1 0.2000 0.2Y
Jan 01, 2012 DIST-A 1 1 0.3000 0.2Y
Oct 01, 2011 DIST-A 1 1 0.3000 0.2Y
Jul 01, 2011 DIST-A 1 1 0.1 0.2Y
Apr 01, 2011 DIST-A 1 1 0.3000 0.3Y
Jan 01, 2011 DIST-A 1 1 0.2000 0.3Y
Oct 01, 2010 DIST-A 1 1 0.2000 0.3Y
Jul 01, 2010 DIST-A 1 1 0.3000 0.3Y
Apr 01, 2010 DIST-A 1 1 0.3000 0.4Y
Jan 01, 2010 DIST-A 1 1 0.3500 0.4Y
Oct 01, 2009 DIST-A 1 1 0.3500 0Y
Jul 01, 2009 DIST-A 1 1 0.4000 0Y
Apr 01, 2009 DIST-A 1 1 0.6000 0Y
Jan 01, 2009 DIST-A 1 1 0.5000 0Y
Oct 01, 2008 DIST-A 1 0 0Y
Jul 01, 2008 DIST-A 1 1 0.3000 0Y
Apr 01, 2008 DIST-A 1 1 0.3000 0Y
Jan 01, 2008 DIST-A 1 1 0.3000 0Y
Oct 01, 2007 DIST-A 1 1 0.2000 0Y
Jul 01, 2007 DIST-A 1 1 0.2500 0Y
Apr 01, 2007 DIST-A 1 1 0.3000 0Y
Jan 01, 2007 DIST-A 1 1 0.3000 0Y
Oct 01, 2006 DIST-A 1 1 0.4000 0Y
Jul 01, 2006 DIST-A 1 1 0.2000 0Y
Apr 01, 2006 DIST-A 1 1 0.4000 0Y
Jan 01, 2006 DIST-A 1 1 0.4000 0Y
Oct 01, 2005 DIST-A 1 0 0Y
Jul 01, 2005 DIST-A 1 1 0.3000 0Y
Apr 01, 2005 DIST-A 1 2 0.4000 1Y
Jan 01, 2005 DIST-A 1 1 0.2000 1Y
Oct 01, 2004 DIST-A 1 1 1.0000 1Y