OHA Drinking Water Services
OR41
PWS ID: 00480 ---- CALKINS ACRES IMPROVEMENT 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
Oct 01, 2025 DIST-A 1 1 0.2 0.2Y
Jul 01, 2025 DIST-A 1 1 0.2 0.3Y
Apr 01, 2025 DIST-A 1 1 0.3 0.4Y
Jan 01, 2025 DIST-A 1 1 0.3 0.4Y
Oct 01, 2024 DIST-A 1 1 0.4 0.4Y
Jul 01, 2024 DIST-A 1 1 0.4 0.5Y
Apr 01, 2024 DIST-A 1 1 0.6 0.5Y
Jan 01, 2024 DIST-A 1 1 0.4 0.5Y
Oct 01, 2023 DIST-A 1 1 0.6 0.6Y
Jan 01, 2023 DIST-A 1 1 0.6 0.7Y
Oct 01, 2022 DIST-A 1 1 0.6 0.8Y
Jul 01, 2022 DIST-A 1 1 0.8 1.0Y
Apr 01, 2022 DIST-A 1 1 0.6 0.9Y
Jan 01, 2022 DIST-A 1 1 1.35 0.9Y
Oct 01, 2021 DIST-A 1 1 1.4 0.6Y
Jul 01, 2021 DIST-A 1 1 0.32 0.4Y
Apr 01, 2021 DIST-A 1 1 0.4 0.4Y
Jan 01, 2021 DIST-A 1 1 0.4 0.4Y
Oct 01, 2019 DIST-A 1 1 0.4 0.3Y
Jul 01, 2019 DIST-A 1 1 0.4 0.2Y
Jan 01, 2019 DIST-A 1 1 0.04 0Y
Apr 01, 2018 DIST-A 1 1 0.04 0.1Y
Jan 01, 2018 DIST-A 1 1 0.04 0.2Y
Oct 01, 2017 DIST-A 1 1 0.4 0.3Y
Jul 01, 2017 DIST-A 1 1 0.04 0.3Y
Apr 01, 2017 DIST-A 1 1 0.4 0.4Y
Jan 01, 2017 DIST-A 1 1 0.4 0.4Y
Jul 01, 2016 DIST-A 1 1 0.4 0.4Y
Apr 01, 2016 DIST-A 1 1 0.4 0.3Y
Oct 01, 2015 DIST-A 1 1 0.4 0.2Y
Jul 01, 2015 DIST-A 1 1 0.04 0.2Y
Apr 01, 2015 DIST-A 1 2 0.2 0.3Y
Oct 01, 2014 DIST-A 1 1 0.4 0.4Y
Jul 01, 2014 DIST-A 1 1 0.4 0.4Y
Apr 01, 2014 DIST-A 1 1 0.4 0.4Y
Jan 01, 2014 DIST-A 1 1 0.4 0.5Y
Jul 01, 2013 DIST-A 1 1 0.5 0.5Y
Jul 01, 2012 DIST-A 1 1 0.4000 0.3Y
Jan 01, 2012 DIST-A 1 1 0.0400 0.2Y
Oct 01, 2011 DIST-A 1 1 0.4000 0.3Y
Aug 01, 2011 DIST-A 5 4 0.4000 0.3Y
Jul 01, 2011 DIST-A 5 5 0.3280 0.2Y
Apr 01, 2011 DIST-A 1 1 0.0400 0.2Y
Jan 01, 2011 DIST-A 1 0 0.2Y
Oct 01, 2010 DIST-A 1 1 0.4000 0.4Y
Jul 01, 2010 DIST-A 1 1 0.0400 0.5Y
Apr 01, 2010 DIST-A 1 1 0.0400 0.6Y
Jan 01, 2010 DIST-A 1 1 1.0400 0.8Y
Oct 01, 2009 DIST-A 1 1 1.0000 0.7Y
Jul 01, 2009 DIST-A 1 1 0.4000 0.4Y