OHA Drinking Water Services
OR41
PWS ID: 91889 ---- WESTRIDGE MIDDLE SCHOOL SD 76
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, 2025 DIST-A 1 0 0Y
Jan 01, 2018 DIST-A 1 1 0.54 0.4Y
Oct 01, 2017 DIST-A 1 1 0.53 0.5Y
Jul 01, 2017 DIST-A 1 1 0.22 0.4Y
Apr 01, 2017 DIST-A 1 1 0.49 0.4Y
Jan 01, 2017 DIST-A 1 1 0.78 0.3Y
Oct 01, 2016 DIST-A 1 2 0.2 0.2Y
Jul 01, 2016 DIST-A 1 1 0.11 0.2Y
Apr 01, 2016 DIST-A 1 1 0.31 0.2Y
Jan 01, 2016 DIST-A 1 1 0.25 0.1Y
Oct 01, 2015 DIST-A 1 1 0.25 0.1Y
Jul 01, 2015 DIST-A 1 1 0.03 0Y
Apr 01, 2015 DIST-A 1 1 0.02 0.1Y
Jan 01, 2015 DIST-A 1 1 0.04 0.2Y
Oct 01, 2014 DIST-A 1 1 0.1 0.2Y
Jul 01, 2014 DIST-A 1 1 0.29 0.2Y
Apr 01, 2014 DIST-A 1 1 0.31 0.3Y
Jan 01, 2014 DIST-A 1 1 0.03 0.3Y
Oct 01, 2013 DIST-A 1 1 0.21 0.3Y
Jul 01, 2013 DIST-A 1 1 0.6 0.2Y
Apr 01, 2013 DIST-A 1 1 0.21 0.1Y
Jan 01, 2013 DIST-A 1 1 0.04 0.1Y
Oct 01, 2012 DIST-A 1 1 0.08 0.2Y
Jul 01, 2012 DIST-A 1 1 0.45 0.3Y
Apr 01, 2012 DIST-A 1 1 0.01 0.3Y
Jan 01, 2012 DIST-A 1 1 0.5 0.5Y
Oct 01, 2011 DIST-A 1 0 0Y
Jul 01, 2011 DIST-A 1 0 0Y
Apr 01, 2011 DIST-A 1 0 0Y
Jan 01, 2011 DIST-A 1 0 0Y
Oct 01, 2010 DIST-A 1 0 0Y
Jul 01, 2010 DIST-A 1 0 0Y
Apr 01, 2010 DIST-A 1 0 0Y
Jan 01, 2010 DIST-A 1 0 0.2Y
Oct 01, 2009 DIST-A 1 0 0.2Y
Jul 01, 2009 DIST-A 1 0 0.2Y
Apr 01, 2009 DIST-A 1 1 0.2 0.2Y
Jan 01, 2009 DIST-A 1 0 0.2Y
Oct 01, 2008 DIST-A 1 1 0.2 0.2Y
Jul 01, 2008 DIST-A 1 0 0Y
Apr 01, 2008 DIST-A 1 0 0Y
Jan 01, 2008 DIST-A 1 0 0Y
Oct 01, 2007 DIST-A 1 0 0Y
Jul 01, 2007 DIST-A 5 0 0Y
Apr 01, 2007 DIST-A 1 0 0Y
Jan 01, 2007 DIST-A 1 0 0Y
Oct 01, 2006 DIST-A 1 0 0Y
Jul 01, 2006 DIST-A 1 0 0Y
Apr 01, 2006 DIST-A 1 0 0Y
Jan 01, 2006 DIST-A 1 0 0Y
Oct 01, 2005 DIST-A 1 0 0Y
Jul 01, 2005 DIST-A 1 0 0Y
Apr 01, 2005 DIST-A 1 0 0.1Y
Jan 01, 2005 DIST-A 1 0 0.1Y
Oct 01, 2004 DIST-A 1 0 0.1Y