OHA Drinking Water Services
OR41
PWS ID: 01134 ---- USFS MCKENZIE WORK CENTER
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 2 0.13 0.3Y
Oct 01, 2025 DIST-A 1 3 0.26 0.3Y
Jul 01, 2025 DIST-A 1 3 0.44 0.4Y
Apr 01, 2025 DIST-A 1 3 0.30 0.4Y
Jan 01, 2025 DIST-A 1 3 0.3 0.3Y
Oct 01, 2024 DIST-A 1 3 0.4 0.3Y
Jul 01, 2024 DIST-A 1 3 0.4 0.4Y
Apr 01, 2024 DIST-A 1 3 0.14 0.4Y
Jan 01, 2024 DIST-A 1 3 0.3 0.5Y
Oct 01, 2023 DIST-A 1 3 0.8 0.5Y
Jul 01, 2023 DIST-A 1 3 0.5 0.4Y
Apr 01, 2023 DIST-A 1 3 0.43 0.4Y
Jan 01, 2023 DIST-A 1 1 0.4 0.4Y
Jan 01, 2022 DIST-A 1 11 0.4 0.4Y
Oct 01, 2021 DIST-A 1 3 0.31 0.3Y
Jul 01, 2021 DIST-A 1 3 0.3 0.3Y
Apr 01, 2021 DIST-A 1 3 0.31 0.3Y
Jan 01, 2021 DIST-A 1 3 0.39 0.3Y
Oct 01, 2020 DIST-A 1 3 0.2 0.3Y
Jul 01, 2020 DIST-A 1 3 0.41 0.3Y
Apr 01, 2020 DIST-A 1 3 0.40 0.3Y
Jan 01, 2020 DIST-A 1 3 0.22 0.3Y
Oct 01, 2019 DIST-A 1 3 0.27 0.3Y
Jul 01, 2019 DIST-A 1 3 0.32 0.3Y
Apr 01, 2019 DIST-A 1 3 0.31 0.3Y
Jan 01, 2019 DIST-A 1 3 0.26 0.3Y
Oct 01, 2018 DIST-A 1 3 0.31 0.2Y
Jul 01, 2018 DIST-A 1 3 0.30 0.2Y
Apr 01, 2018 DIST-A 1 2 0.13 0.3Y
Jan 01, 2018 DIST-A 1 3 0.2 0.4Y
Oct 01, 2017 DIST-A 1 3 0.3 0.4Y
Jul 01, 2017 DIST-A 1 2 0.4 0.5Y
Apr 01, 2017 DIST-A 1 3 0.5 0.5Y
Jan 01, 2017 DIST-A 1 3 0.5 0.5Y
Oct 01, 2016 DIST-A 1 3 0.5 0.5Y
Jul 01, 2016 DIST-A 1 3 0.5 0.6Y
Apr 01, 2016 DIST-A 1 3 0.6 0.7Y
Jan 01, 2016 DIST-A 1 3 0.5 0.7Y
Oct 01, 2015 DIST-A 1 2 0.7 0.7Y
Jul 01, 2015 DIST-A 1 3 0.8 0.7Y
Apr 01, 2015 DIST-A 1 3 0.7 0.6Y
Jan 01, 2015 DIST-A 1 3 0.4 0.7Y
Oct 01, 2014 DIST-A 1 3 0.8 0.9Y
Jul 01, 2014 DIST-A 1 3 0.6 0.8Y
Apr 01, 2014 DIST-A 1 3 1 0.9Y
Jan 01, 2014 DIST-A 1 3 1.1 1.0Y
Oct 01, 2013 DIST-A 1 3 0.7 0.9Y
Jul 01, 2013 DIST-A 1 3 1 0.7Y
Apr 01, 2013 DIST-A 1 3 1.2 0.5Y
Jan 01, 2013 DIST-A 1 3 0.6 0.3Y
Oct 01, 2012 DIST-A 1 2 0.2 0.2Y
Jul 01, 2012 DIST-A 1 2 0.2 0.3Y
Apr 01, 2012 DIST-A 1 3 0.2 0.3Y
Jan 01, 2012 DIST-A 1 2 0.3 0.3Y
Oct 01, 2011 DIST-A 1 3 0.3 0.2Y
Jul 01, 2011 DIST-A 1 3 0.2 0.4Y
Apr 01, 2011 DIST-A 1 3 0.2 0.6Y
Jan 01, 2011 DIST-A 1 3 0.1 0.8Y
Oct 01, 2010 DIST-A 1 3 1.2 0.9Y
Jul 01, 2010 DIST-A 1 3 1 0.8Y
Apr 01, 2010 DIST-A 1 3 1 0.7Y
Jan 01, 2010 DIST-A 1 3 0.4 0.4Y