00922 MRDL Samples | Data Online | Oregon Drinking Water Services

OHA Drinking Water Services

MRDL Monitoring Requirements :: Excel Spreadsheet

PWS ID: 00922 ---- VERNONIA, CITY OF
Maximum Residual Disinfection Level (MRDL) Samples

Monitoring Period	Received	Entry Point	Samples Required	Samples Collected	Period Avg	Annual Avg	Level Compliance
Feb 01, 2023		DIST-A	2	2	1.2	1.1	Y
Jan 01, 2023		DIST-A	2	2	0.7	1.1	Y
Dec 01, 2022		DIST-A	2	2	1.2	1.2	Y
Nov 01, 2022		DIST-A	2	2	0.8	1.2	Y
Oct 01, 2022		DIST-A	2	2	0.75	1.2	Y
Sep 01, 2022		DIST-A	2	2	0.8	1.2	Y
Aug 01, 2022		DIST-A	2	2	0.7	1.2	Y
Jul 01, 2022		DIST-A	2	2	1	1.2	Y
Jun 01, 2022		DIST-A	2	2	1.2	1.2	Y
May 01, 2022		DIST-A	2	2	1.3	1.2	Y
Apr 01, 2022		DIST-A	2	2	1.6	1.2	Y
Mar 01, 2022		DIST-A	2	2	1.8	1.2	Y
Feb 01, 2022		DIST-A	2	2	1.9	1.2	Y
Jan 01, 2022		DIST-A	2	2	1.4	1.1	Y
Dec 01, 2021		DIST-A	2	2	1.1	1.1	Y
Nov 01, 2021		DIST-A	2	2	1.15	1.1	Y
Oct 01, 2021		DIST-A	2	2	0.75	1.2	Y
Sep 01, 2021		DIST-A	2	2	0.31	1.1	Y
Aug 01, 2021		DIST-A	2	2	0.8	1.2	Y
Jul 01, 2021		DIST-A	2	2	1	1.2	Y
Jun 01, 2021		DIST-A	2	2	1.3	1.2	Y
May 01, 2021		DIST-A	2	2	1.45	1.2	Y
Apr 01, 2021		DIST-A	2	2	1.7	1.1	Y
Feb 01, 2021		DIST-A	2	2	1.5	1.1	Y
Jan 01, 2021		DIST-A	2	2	1.3	1.1	Y
Dec 01, 2020		DIST-A	2	2	1.3	1.1	Y
Nov 01, 2020		DIST-A	2	2	1.3	1.1	Y
Oct 01, 2020		DIST-A	2	2	0.7	1.1	Y
Sep 01, 2020		DIST-A	2	2	0.52	1.1	Y
Aug 01, 2020		DIST-A	2	2	1	1.1	Y
Jul 01, 2020		DIST-A	2	2	0.95	1.1	Y
Jun 01, 2020		DIST-A	2	3	1.1	1.1	Y
May 01, 2020		DIST-A	2	2	1.1	1.1	Y
Apr 01, 2020		DIST-A	2	2	1.1	1.2	Y
Mar 01, 2020		DIST-A	2	2	1.4	1.2	Y
Feb 01, 2020		DIST-A	2	2	1.7	1.2	Y
Jan 01, 2020		DIST-A	2	2	1	1.2	Y
Dec 01, 2019		DIST-A	2	2	1	1.3	Y
Nov 01, 2019		DIST-A	2	2	1.3	1.3	Y
Oct 01, 2019		DIST-A	2	2	1.05	1.2	Y
Sep 01, 2019		DIST-A	2	2	1	1.2	Y
Aug 01, 2019		DIST-A	2	2	1	1.2	Y
Jul 01, 2019		DIST-A	2	2	1.05	1.2	Y
Jun 01, 2019		DIST-A	2	2	1	1.2	Y
May 01, 2019		DIST-A	2	2	1.7	1.2	Y
Apr 01, 2019		DIST-A	2	2	1.2	1.2	Y
Mar 01, 2019		DIST-A	2	2	1.8	1.2	Y
Feb 01, 2019		DIST-A	2	2	1.44	1.1	Y
Jan 01, 2019		DIST-A	2	2	1.6	1.1	Y
Dec 01, 2018		DIST-A	2	2	1.3	1.1	Y
Nov 01, 2018		DIST-A	2	2	0.8	1.1	Y
Oct 01, 2018		DIST-A	2	2	0.9	1.1	Y
Sep 01, 2018		DIST-A	2	2	0.9	1.1	Y
Aug 01, 2018		DIST-A	2	2	1	1.1	Y
Jul 01, 2018		DIST-A	2	2	0.95	1.0	Y
Jun 01, 2018		DIST-A	2	2	1.05	1.0	Y
May 01, 2018		DIST-A	2	2	1.1	1.1	Y
Apr 01, 2018		DIST-A	2	2	1.1	1.1	Y
Mar 01, 2018		DIST-A	2	2	1.6	1.0	Y
Feb 01, 2018		DIST-A	2	2	1.1	1.0	Y
Jan 01, 2018		DIST-A	2	2	0.9	1.0	Y
Dec 01, 2017		DIST-A	2	2	1.4	1.1	Y
Nov 01, 2017		DIST-A	2	2	0.95	1.1	Y
Oct 01, 2017		DIST-A	2	2	0.95	1.1	Y
Sep 01, 2017		DIST-A	2	2	0.85	1.1	Y
Aug 01, 2017		DIST-A	2	2	0.4	1.1	Y
Jul 01, 2017		DIST-A	2	2	1	1.2	Y
Jun 01, 2017		DIST-A	2	2	1.3	1.1	Y
May 01, 2017		DIST-A	2	2	1.4	1.1	Y
Apr 01, 2017		DIST-A	2	2	0.6	1.1	Y
Mar 01, 2017		DIST-A	2	2	1.6	1.1	Y
Feb 01, 2017		DIST-A	2	2	1	1.1	Y
Jan 01, 2017		DIST-A	2	2	1.75	1.1	Y
Dec 01, 2016		DIST-A	2	2	1.6	1.1	Y
Nov 01, 2016		DIST-A	2	2	1.2	1.1	Y
Oct 01, 2016		DIST-A	2	2	0.65	1.1	Y
Sep 01, 2016		DIST-A	2	2	0.9	1.1	Y
Aug 01, 2016		DIST-A	2	2	0.8	1.1	Y
Jul 01, 2016		DIST-A	2	2	0.8	1.1	Y
Jun 01, 2016		DIST-A	2	2	1.1	1.0	Y
May 01, 2016		DIST-A	2	2	1.3	1.0	Y
Apr 01, 2016		DIST-A	2	2	1	1.0	Y
Mar 01, 2016		DIST-A	2	2	1.1	1.0	Y
Feb 01, 2016		DIST-A	2	2	1	1.1	Y
Jan 01, 2016		DIST-A	2	2	1.5	1.1	Y
Dec 01, 2015		DIST-A	2	2	1.7	1.1	Y
Nov 01, 2015		DIST-A	2	2	1.3	0.9	Y
Oct 01, 2015		DIST-A	2	2	0.9	0.9	Y
Sep 01, 2015		DIST-A	2	2	0.4	0.9	Y
Aug 01, 2015		DIST-A	2	2	0.55	0.9	Y
Jul 01, 2015		DIST-A	2	2	0.55	0.9	Y
Jun 01, 2015		DIST-A	2	2	1	0.9	Y
May 01, 2015		DIST-A	2	2	1.1	0.9	Y
Apr 01, 2015		DIST-A	2	2	1.2	0.9	Y
Mar 01, 2015		DIST-A	2	2	1.4	0.9	Y
Feb 01, 2015		DIST-A	2	2	1.2	0.9	Y
Jan 01, 2015		DIST-A	2	2	1.4	0.9	Y
Dec 01, 2014		DIST-A	2	2	0.06	0.9	Y
Nov 01, 2014		DIST-A	2	2	0.8	1.0	Y
Oct 01, 2014		DIST-A	2	2	0.8	0.9	Y
Sep 01, 2014		DIST-A	2	2	0.8	0.9	Y
Aug 01, 2014		DIST-A	2	2	0.8	0.9	Y
Jul 01, 2014		DIST-A	2	2	0.7	0.9	Y
Jun 01, 2014		DIST-A	2	2	1	0.9	Y
May 01, 2014		DIST-A	2	2	1.2	0.8	Y
Apr 01, 2014		DIST-A	2	2	1	0.7	Y
Mar 01, 2014		DIST-A	2	2	1	0.7	Y
Feb 01, 2014		DIST-A	2	2	1.05	0.6	Y
Jan 01, 2014		DIST-A	2	2	1.25	0.5	Y
Dec 01, 2013		DIST-A	2	2	1.4	0.4	Y
Nov 01, 2013		DIST-A	2	2	0.05	0.3	Y
Oct 01, 2013		DIST-A	2	2	0.8	0.3	Y
Sep 01, 2013		DIST-A	2	2	0.10	0.2	Y
Jul 01, 2013		DIST-A	2	2	0.5	0.4	Y
Jun 01, 2013		DIST-A	2	2	0.5	0.3	Y
May 01, 2013		DIST-A	2	2	0.08	0.3	Y
Apr 01, 2013		DIST-A	2	2	0.5	0.4	Y
Mar 01, 2013		DIST-A	2	2	0.3	0.4	Y
Feb 01, 2013		DIST-A	2	2	0.05	0.4	Y
Jan 01, 2013		DIST-A	2	2	0.05	0.4	Y
Dec 01, 2012		DIST-A	2	2	0.05	0.4	Y
Nov 01, 2012		DIST-A	2	2	0.5	0.5	Y
Oct 01, 2012		DIST-A	2	2	0.05	0.5	Y
Sep 01, 2012		DIST-A	2	2	0.5	0.5	Y
Aug 01, 2012		DIST-A	2	3	1.5	0.5	Y
Jul 01, 2012		DIST-A	2	2	0.05	0.3	Y
Jun 01, 2012		DIST-A	2	2	0.5000	0.3	Y
May 01, 2012		DIST-A	2	2	0.5000	0.3	Y
Apr 01, 2012		DIST-A	2	2	0.5000	0.3	Y
Mar 01, 2012		DIST-A	2	2	0.5000	0.3	Y
Feb 01, 2012		DIST-A	2	2	0.5000	0.2	Y
Jan 01, 2012		DIST-A	2	2	0.0500	0.2	Y
Dec 01, 2011		DIST-A	2	2	0.5000	0.2	Y
Nov 01, 2011		DIST-A	2	2	0.5000	0.2	Y
Oct 01, 2011	Nov 04, 2011	DIST-A	2	1	0.5000	0.1	Y
Sep 01, 2011	Oct 12, 2011	DIST-A	2	2	0	0.1	Y
Aug 01, 2011	Sep 09, 2011	DIST-A	2	2	0	0.1	Y
Jul 01, 2011	Aug 10, 2011	DIST-A	2	2	0	0.2	Y
Jun 01, 2011	Jul 06, 2011	DIST-A	2	2	0	0.2	Y
May 01, 2011	Jun 08, 2011	DIST-A	2	2	0.5000	0.2	Y
Apr 01, 2011	May 05, 2011	DIST-A	2	2	0	0.2	Y
Mar 01, 2011	Apr 06, 2011	DIST-A	2	2	0	0.2	Y
Feb 01, 2011	Mar 08, 2011	DIST-A	2	2	0.5000	0.2	Y
Jan 01, 2011		DIST-A	2	2	0.0500	0.2	Y
Dec 01, 2010		DIST-A	2	2	0.0500	0.2	Y
Nov 01, 2010		DIST-A	2	2	0.0500	0.2	Y
Oct 01, 2010		DIST-A	2	2	0.5000	0.2	Y
Sep 01, 2010		DIST-A	2	2	0.0500	0.2	Y
Aug 01, 2010		DIST-A	2	2	0.5000	0.3	Y
Jul 01, 2010		DIST-A	2	2	0.5000	0.3	Y
Jun 01, 2010		DIST-A	2	2	0.0500	0.2	Y
May 01, 2010		DIST-A	2	2	0.0500	0.2	Y
Apr 01, 2010		DIST-A	2	2	0.0500	0.2	Y
Mar 01, 2010		DIST-A	2	2	0.5000	0.2	Y
Feb 01, 2010		DIST-A	2	2	0.5000	0.2	Y
Jan 01, 2010		DIST-A	2	2	0.0500	0.2	Y
Dec 01, 2009		DIST-A	2	2	0.0500	0.2	Y
Nov 01, 2009		DIST-A	2	2	0.0500	0	Y
Oct 01, 2009		DIST-A	2	2	0.5000	0	Y
Sep 01, 2009		DIST-A	2	2	0.5000	0	Y
Aug 01, 2009	Sep 25, 2009	DIST-A	2	2	0.5000	0	Y
Jul 01, 2009	Sep 25, 2009	DIST-A	2	2	0.0500	0	Y
Jun 01, 2009	Sep 25, 2009	DIST-A	2	2	0.0500	0	Y
May 01, 2009	Jun 04, 2009	DIST-A	2	2		0	Y
Apr 01, 2009	May 20, 2009	DIST-A	2	2	0.0500	0	Y
Mar 01, 2009	May 20, 2009	DIST-A	2	2	0.0500	0	Y
Feb 01, 2009	May 20, 2009	DIST-A	2	2	0.5000	0	Y
Jan 01, 2009	Feb 11, 2009	DIST-A	2	2	0.5000	0	Y
Dec 01, 2008	Jan 12, 2009	DIST-A	2	2		0	Y
Nov 01, 2008	Dec 09, 2008	DIST-A	2	2		0	Y
Oct 01, 2008	Feb 11, 2009	DIST-A	2	2	0.5000	0	Y
Sep 01, 2008		DIST-A	2	2	0.0500	0	Y
Aug 01, 2008		DIST-A	2	2	0.0500	0	Y
Jul 01, 2008		DIST-A	2	2	0.2750	0	Y
Jun 01, 2008	Jul 08, 2008	DIST-A	2	2		0	Y
May 01, 2008		DIST-A	2	2	0.5000	0	Y
Apr 01, 2008		DIST-A	2	2	0.0500	0	Y
Mar 01, 2008		DIST-A	2	2	0.5000	0	Y
Feb 01, 2008		DIST-A	2	1	0.5000	0	Y
Jan 01, 2008		DIST-A	2	2	0.0500	0	Y
Dec 01, 2007		DIST-A	2	3	0.6667	0	Y
Nov 01, 2007		DIST-A	2	2	0.5000	0	Y
Oct 01, 2007		DIST-A	2	2	0.5000	0	Y
Sep 01, 2007	Oct 17, 2007	DIST-A	2	2	0.0500	0	Y
Aug 01, 2007	Oct 17, 2007	DIST-A	2	2	0.0500	0	Y
Jul 01, 2007	Oct 17, 2007	DIST-A	2	2	0.5000	0	Y
Jun 01, 2007	Jul 17, 2007	DIST-A	2	2	0.5000	0	Y
May 01, 2007	Jul 17, 2007	DIST-A	2	2	0.0500	0	Y
Apr 01, 2007	Jul 17, 2007	DIST-A	2	2	0.1500	0	Y
Mar 01, 2007		DIST-A	2	2	0.0500	0	Y
Feb 01, 2007		DIST-A	2	2	0.0500	0	Y
Jan 01, 2007	Apr 16, 2007	DIST-A	2	2	0.0500	0	Y
Dec 01, 2006	Mar 12, 2007	DIST-A	2	2	0.0500	0	Y
Nov 01, 2006	Mar 12, 2007	DIST-A	2	2	0.0500	0	Y
Oct 01, 2006	Mar 12, 2007	DIST-A	2	2	0.5000	0	Y
Sep 01, 2006	Mar 12, 2007	DIST-A	2	2	0.0500	0	Y
Aug 01, 2006	Mar 12, 2007	DIST-A	2	2	0.0500	0	Y
Jul 01, 2006	Mar 12, 2007	DIST-A	2	2	0.5000	0	Y
Jun 01, 2006	Mar 12, 2007	DIST-A	2	2	0.5000	0	Y
May 01, 2006	Mar 12, 2007	DIST-A	2	2	0.0500	0	Y
Apr 01, 2006	Mar 12, 2007	DIST-A	2	2	0.5000	0	Y
Mar 01, 2006	Apr 01, 2006	DIST-A	2	2		0	Y
Feb 01, 2006	Mar 12, 2007	DIST-A	2	2	0.5000	0	Y
Jan 01, 2006	Mar 12, 2007	DIST-A	2	2	0.5000	0	Y
Dec 01, 2005	May 16, 2006	DIST-A	2	2	0.5000	0	Y
Nov 01, 2005	May 16, 2006	DIST-A	2	2	0.0500	0	Y
Oct 01, 2005	May 16, 2006	DIST-A	2	2	0.5000	0	Y
Sep 01, 2005	May 16, 2006	DIST-A	2	2	0.5000	0	Y
Aug 01, 2005	May 16, 2006	DIST-A	2	2	0.5000	0	Y
Jul 01, 2005	May 16, 2006	DIST-A	2	2	0.5000	0	Y
Jun 01, 2005	May 16, 2006	DIST-A	2	2	0.5000	0	Y
May 01, 2005	May 16, 2006	DIST-A	2	2	0.2500	0	Y
Apr 01, 2005	May 16, 2006	DIST-A	2	2	0.5000	0	Y
Mar 01, 2005	May 16, 2006	DIST-A	2	2	0.5000	0	Y
Feb 01, 2005	May 16, 2006	DIST-A	2	2	0.5000	0	Y
Jan 01, 2005	May 16, 2006	DIST-A	2	2	0.5000	0	Y
Dec 01, 2004		DIST-A	2	2	0.5000	0	Y
Nov 01, 2004	Dec 21, 2004	DIST-A	2	2	0.5000	0	Y
Oct 01, 2004		DIST-A	2	2	0.5000	0	Y
Sep 01, 2004	Nov 24, 2004	DIST-A	2	2	0.5000	0	Y

For further information on this public water system, click on the area of interest below:
System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins :: PFAS
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 3998

Information by county:
Inventory :: Surface Water Systems :: Water System Surveys :: Outstanding Performers :: Plan Reviews :: System Scores :: Exceedances
Alerts :: Violations :: Compliance & Enforcement :: Significant Deficiencies :: Cross Connection ASRs :: Treatment Plant Inspections :: Fluoride
Water Advisories :: Contact Reports :: Cyanotoxins :: PFAS :: Post-wildfire VOCs :: Public Notices

Inventory List for all Oregon Drinking Water Systems in Excel or printable screen format
Lab Help: Tools for Laboratories :: Staff/Partner Login

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