OHA Drinking Water Services
OR41
PWS ID: 94063 ---- WEST LINN/WILSONVILLE
Coliform Results

See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  Batch Numbers

Sample types:  AS=Assessment, CO=Confirmation, MU=Make-up, RP=Repeat, RT=Routine, SP=Special, TG=Triggered. See the glossary for more information.

Filter options:  Show special samples  ::  Hide rejected samples  ::  Exclude results older than 2022

Sample
Date		 #
Samples		 Sample
Type		 Coliform
Type		 Result Sample
ID		 Repeat of
Sample ID		 Sample
Site		 Facility Chlorine
Residual		 Received
Date		Rejected
Reason
Dec 12, 2024 1AS Total Absent 24-71104 WELL SRC-AA Dec 17, 2024
Dec 06, 2024 1RT Total Absent 24-69657 DIST-A Dec 10, 2024
Aug 14, 2024 1RT Total Absent 24-46427 DIST-A Aug 19, 2024
Jun 13, 2024 1RT Total Absent 24-32783 DIST-A Jun 17, 2024
Feb 22, 2024 1RT Total Absent 24-09574 DIST-A 0.29Feb 29, 2024
Oct 20, 2023 1RT Total Absent 23-64663 DIST-A Oct 26, 2023
Oct 20, 2023 1AS Total Absent 23-64659 WELL HEAD SRC-AA Oct 26, 2023
Sep 08, 2023 1RT Total Absent 23-54502 DIST-A Sep 11, 2023
May 25, 2023 1RT Total Absent 23-30673 DIST-A 0.10Jun 02, 2023
Mar 14, 2023 1RT Total Absent 23-14134 DIST-A Mar 15, 2023
Aug 24, 2022 1RT Total Absent 22_010127_0001 BOARDROOM HAND SINK DIST-A Sep 01, 2022
Jun 17, 2022 1RT Total Absent 22_007148_0001 BREAKROOM SINK DIST-A Jun 28, 2022
Mar 16, 2022 1RT Total Absent 22_003020_0001 SINK DIST-A Mar 25, 2022
Nov 29, 2021 1RT Total Absent 21_013926_0001 BOARDROOM SINK DIST-A Dec 03, 2021
Sep 22, 2021 1RT Total Absent 21_011153_0001 LUNCHROOM SINK DIST-A Sep 30, 2021
Sep 22, 2021 1AS Total Absent 21_011151_0001 WELL SRC-AA Sep 30, 2021
Jun 23, 2021 1RT Total Absent 21_007058_0001 BOARDROOM SINK DIST-A Jun 28, 2021
Mar 22, 2021 1RT Total Absent 21_003042_0001 BOARDROOM SINK DIST-A Mar 30, 2021
Dec 23, 2020 1RT Total Absent 20_014154_0001 BOARDROOM SINK DIST-A Jan 08, 2021
Dec 23, 2020 1AS Total Absent 20_014152_0001 WELL SRC-AA Jan 08, 2021
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Sep 23, 2020 1RT Total Absent 20_010250_0001 BOARD ROOM SINK DIST-A Oct 08, 2020
Jun 15, 2020 1RT Total Absent 20_006128_0001 BOARDROOM SINK DIST-A Jun 25, 2020
Mar 16, 2020 1RT Total Absent 20_002992_0001 HALLWAY SINK DIST-A Apr 09, 2020
Dec 26, 2019 1RT Total Absent 19_015753_0001 HOSE BIB DIST-A Jan 02, 2020
Oct 31, 2019 1AS Total Absent 19_013318_0001 WELL SRC-AA Nov 07, 2019
Sep 11, 2019 1RT Total Absent 19_010988_0001 BOARD ROOM SINK DIST-A Sep 18, 2019
Jun 12, 2019 1RT Total Absent 19_006771_0001 BOARD ROOM SINK DIST-A Jun 14, 2019
Mar 25, 2019 1RT Total Absent 19_003182_0001 BOARD ROOM SINK DIST-A Apr 03, 2019
Nov 28, 2018 1RT Total Absent 18_010928_0001 BOARDROOM SINK DIST-A Dec 05, 2018
Nov 28, 2018 1AS Total Absent 18_010924_0001 PRESSURE TANK SRC-AA Dec 05, 2018
Aug 22, 2018 1RT Total Absent 18_006846_0001 BOARDROOM FAUCET DIST-A Aug 24, 2018
Jun 14, 2018 1RT Total Absent 18_004269_0001 BOARD ROOM SINK DIST-A Jun 21, 2018
Mar 14, 2018 1RT Total Absent 18_001306_0001 BOARDROOM SINK DIST-A Mar 20, 2018
Nov 09, 2017 1AS Total Absent 711094301 WELL SRC-AA Nov 21, 2017
Nov 09, 2017 1RT Total Absent 711093601 DIST-A Nov 21, 2017
Sep 21, 2017 1RT Total Absent 709220401 BOARD ROOM SINK DIST-A Sep 29, 2017
May 31, 2017 1RT Total Absent 705312501 BOARD ROOM SINK DIST-A Jun 06, 2017
Mar 08, 2017 1RT Total Absent 703083701 BOARD ROOM SINK DIST-A Mar 17, 2017
Nov 30, 2016 1AS Total Absent 611303701 WELL SRC-AA Dec 08, 2016
Nov 30, 2016 1RT Total Absent 611303601 BOARD ROOM SINK DIST-A Dec 08, 2016
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Sep 14, 2016 1RT Total Absent 609145001 BOARD ROOM SINK DIST-A Sep 21, 2016
Jun 27, 2016 1RT Total Absent 606281601 BOARD ROOM SINK DIST-A Jul 01, 2016
Mar 30, 2016 1RT Total Absent 603310201 OUTSIDE HOSE BIB DIST-A Apr 01, 2016
Dec 21, 2015 1AS Total Absent 512220501 WELL SRC-AA Dec 24, 2015
Nov 11, 2015 1RT Total Absent 511114701 BOARD ROOM SINK DIST-A Nov 16, 2015
Sep 24, 2015 1RT Total Absent 509250201 BOARDROOM SINK DIST-A Sep 29, 2015
Jun 04, 2015 1RT Total Absent 506050301 BOARD ROOM SINK DIST-A Jun 09, 2015
Mar 12, 2015 1RT Total Absent 503130201 FRONT HOSE BIB DIST-A Mar 16, 2015
Nov 24, 2014 1RT Total Absent 411250401 BOARD ROOM SINK DIST-A Dec 01, 2014
Sep 29, 2014 1RT Total Absent 409292201 BOARD ROOM SINK DIST-A Oct 02, 2014
Jun 12, 2014 1RT Total Absent 406131401 BOARDROOM SINK DIST-A Jun 18, 2014
Mar 13, 2014 1RT Total Absent 403134401 BOARD ROOM SINK DIST-A Mar 17, 2014
Nov 18, 2013 1RT Total Absent 311183601 BOARD ROOM SINK DIST-A Nov 20, 2013
Sep 26, 2013 1RT Total Absent 309262001 FRONT HOSE BIB DIST-A Sep 30, 2013
Jun 27, 2013 1RT Total Absent 306273101 BOARDROOM SINK DIST-A Jul 02, 2013
Mar 06, 2013 1RT Total Absent 303064201 BOARDROOM SINK DIST-A Mar 08, 2013
Dec 27, 2012 1RT Total Absent 212273701 BOARDROOM SINK DIST-A Jan 03, 2013
Sep 21, 2012 1RT Total Absent 209213001 Boardroom Sink DIST-A Sep 24, 2012
Jun 13, 2012 1RT Total Absent 206132801 Front Hose Bib DIST-A Jun 18, 2012
Mar 23, 2012 1AS Total Absent 203231501 Well Head Hose Bib SRC-AA Apr 02, 2012
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Mar 23, 2012 1RT Total Absent 203231401 Front Hose Bib DIST-A Apr 02, 2012
Nov 28, 2011 1RT Total Absent 111281801 Front Hose Bib DIST-A Dec 01, 2011
Sep 29, 2011 1RT Total Absent 109291701 Hose Bib DIST-A Oct 04, 2011
Jun 22, 2011 1RT Total Absent 106230701 Kitchen Sink DIST-A Jun 27, 2011
Jan 31, 2011 1RT Total Absent 101311601 Office Sink DIST-A Feb 04, 2011
Nov 08, 2010 1RT Total Absent 11083101 Kitchen Sink By Rest DIST-A Nov 11, 2010
Jul 29, 2010 1RT Total Absent 7294705 Hose Bib DIST-A Aug 03, 2010
Jul 29, 2010 1RT Total Absent 7294704 Board Room Restroom DIST-A Aug 03, 2010
Jul 29, 2010 1RT Total Absent 7294703 Mens Restroom DIST-A Aug 03, 2010
Jul 29, 2010 1RT Total Absent 7294702 Womens Restroom DIST-A Aug 03, 2010
Jul 29, 2010 1RT Total Absent 7294701 Board Room Sink DIST-A Aug 03, 2010
Jun 02, 2010 1RP Total Absent 602424 528031 same/os hose bib DIST-A Jun 04, 2010
Jun 02, 2010 1RP Total Absent 602423 528031 same/dwnstrs womens DIST-A Jun 04, 2010
Jun 02, 2010 1RP Total Absent 602422 528031 same/dwnstrs mens bt DIST-A Jun 04, 2010
Jun 02, 2010 1RP Total Absent 602421 528031 22210 sw stafford bo DIST-A Jun 04, 2010
May 27, 2010 1RT Total POSITIVE 528031 22210 Stafford Brd R DIST-A Jun 01, 2010
RT E. coli Absent 528031 22210 Stafford Brd R DIST-A
Mar 08, 2010 1RT Total Absent 3082701 Bathroom Sink DIST-A Mar 15, 2010
Dec 09, 2009 1RT Total Absent 91210035 DIST-A Dec 23, 2009
Dec 09, 2009 1RT Total Absent 91210034 DIST-A Dec 23, 2009
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Dec 09, 2009 1RT Total Absent 91210033 DIST-A Dec 23, 2009
Dec 09, 2009 1RT Total Absent 91210032 DIST-A Dec 23, 2009
Dec 09, 2009 1RT Total Absent 91210031 DIST-A Dec 23, 2009
Oct 02, 2009 1RP Total Absent 91002264 90930031 well head DIST-A Oct 12, 2009
Oct 02, 2009 1RP Total Absent 91002263 90930031 womens bathroom DIST-A Oct 12, 2009
Oct 02, 2009 1RP Total Absent 91002262 90930031 admin south kit sink DIST-A Oct 12, 2009
Oct 02, 2009 1RP Total Absent 91002261 90930031 hose bib DIST-A Oct 12, 2009
Sep 29, 2009 1RT Total POSITIVE 90930031 22210 sw stafford hb DIST-A Sep 30, 2009
RT E. coli Absent 90930031 22210 sw stafford hb DIST-A
Jun 30, 2009 1RT Total Absent 90701021 DIST-A 0.39Jul 06, 2009
Mar 30, 2009 1RT Total Absent A90330S1 WOMENS BATHROOM SINK DIST-A 0.02Apr 08, 2009
Dec 11, 2008 1RT Total Absent A81211AY1 LUNCH ROOM SINK DIST-A 0.07Jan 08, 2009
Sep 25, 2008 1RT Total Absent A80925Q1 RESTROOM SINK DIST-A Oct 08, 2008
Feb 21, 2008 1RT Total Absent A80222B1 RESTROOM SINK DIST-A Mar 03, 2008
Nov 15, 2007 1RT Total Absent A71115AK1 BATHROOM SINK DIST-A Dec 05, 2007
Aug 16, 2007 1RT Total Absent A70816BG1 BATHROOM SINK DIST-A Sep 07, 2007
May 17, 2007 1RT Total Absent A70517BT1 GIRLS BATHROOM SINK DIST-A Jun 06, 2007
Feb 15, 2007 1RT Total Absent A70215AQ1 BATH SINK DIST-A Mar 06, 2007
Oct 19, 2006 1RT Total Absent A61019Y1 RESTROOM SINK DIST-A Nov 07, 2006
Jul 20, 2006 1RT Total Absent A60720AG1 MENS RESTROOM SINK DIST-A Jul 24, 2006
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Apr 20, 2006 1RT Total Absent A60420AM1 MENS RESTROOM SINK DIST-A May 04, 2006
Jan 19, 2006 1RT Total Absent A60119AQ1 RESTROOM DIST-A Feb 06, 2006
Oct 13, 2005 1RT Total Absent A51014E1 MENS RESTROOM SINK DIST-A Nov 08, 2005
Jul 21, 2005 1RT Total Absent A50722F1 RESTROOM SINK DIST-A Aug 02, 2005
Apr 14, 2005 1RT Total Absent A50414AT1 RESTROOM SINK DIST-A Apr 20, 2005
Jan 13, 2005 1RT Total Absent A50114K1 RESTROOM SINK DIST-A Jan 24, 2005
Oct 14, 2004 1RT Total Absent A41015L1 RESTROOM SINK DIST-A Oct 22, 2004
Jul 08, 2004 1RT Total Absent A40709I-1 RESTROOM SINK DIST-A Jul 21, 2004
Apr 08, 2004 1RT Total Absent A40409B1 RESTROOM SINK DIST-A Apr 14, 2004
Jan 15, 2004 1RT Total Absent A40116C1 LUNCH ROOM SINK DIST-A Jan 20, 2004
Oct 09, 2003 1RT Total Absent A31009BH1 RESTROOM SINK DIST-A Oct 15, 2003
Jul 17, 2003 1RT Total Absent A30717CF1 MENS RESTROOM SINK DIST-A Jul 21, 2003
Apr 10, 2003 1RT Total Absent A30410BK1 MENS RESTROOM SINK DIST-A May 06, 2003
Jan 16, 2003 1RT Total Absent A30116AO1 MEN S REST ROOM SINK DIST-A Feb 06, 2003
Oct 10, 2002 1RT Total Absent A21010BX1 RESTROOM SINK DIST-A Nov 06, 2002
Jul 11, 2002 1RT Total Absent A20711CC1 Mens Restroom Sink DIST-A
Apr 11, 2002 1RT Total Absent A20411BJ1 Restroom Sink Down S DIST-A
Jan 10, 2002 1RT Total Absent A20110BA1 Mens Restroom Sink DIST-A Feb 08, 2002



See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  Batch Numbers

Sample types:  AS=Assessment, CO=Confirmation, MU=Make-up, RP=Repeat, RT=Routine, SP=Special, TG=Triggered. See the glossary for more information.

Filter options:  Show special samples  ::  Hide rejected samples  ::  Exclude results older than 2022


More information for this water system: SDWIS ID 1557
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