OHA Drinking Water Services
OR41
PWS ID: 94901 ---- RIVERSIDE HIGH SCHOOL
Coliform Results

See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  MRDL Summary  ::  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  ::  Show 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
Dec 12, 2024 1AS Total Absent 24-71108 WELL SRC-AA Dec 17, 2024
Dec 06, 2024 1RT Total Absent 24-69672 DIST-A Dec 10, 2024
Aug 14, 2024 1RT Total Absent 24-46419 DIST-A Aug 19, 2024
Jun 13, 2024 1RT Total Absent 24-32770 DIST-A Jun 17, 2024
Feb 22, 2024 1RT Total Absent 24-09580 DIST-A 0.22Feb 29, 2024
Oct 20, 2023 1AS Total Absent 23-64655 WELL SRC-AA Oct 26, 2023
Oct 20, 2023 1RT Total Absent 23-64652 DIST-A Oct 26, 2023
Aug 08, 2023 1RT Total Absent 23-47220 DIST-A Aug 09, 2023
May 25, 2023 1RT Total Absent 23-30659 DIST-A 0.12Jun 02, 2023
Mar 14, 2023 1RT Total Absent 23-14131 DIST-A Mar 15, 2023
Aug 24, 2022 1RT Total Absent 22_010130_0001 HEALTH ROOM SINK DIST-A 0.13Sep 01, 2022
Jun 17, 2022 1RT Total Absent 22_007143_0001 KITCHEN FAUCET DIST-A Jun 28, 2022
Mar 16, 2022 1RT Total Absent 22_003017_0001 SINK DIST-A 0.08Mar 25, 2022
Nov 29, 2021 1RT Total Absent 21_013920_0001 OFFICE SINK DIST-A 0.58Dec 03, 2021
Sep 22, 2021 1RT Total Absent 21_011144_0001 OFFICE SINK DIST-A 0.24Sep 30, 2021
Sep 22, 2021 1AS Total Absent 21_011132_0001 WELL SRC-AA Sep 30, 2021
Jun 23, 2021 1RT Total Absent 21_007055_0001 OFFICE SINK DIST-A 0.53Jun 28, 2021
Mar 22, 2021 1RT Total Absent 21_003047_0001 HOSE BIB DIST-A 0.17Mar 30, 2021
Dec 23, 2020 1AS Total Absent 20_014150_0001 WELL SRC-AA Jan 08, 2021
Dec 23, 2020 1RT Total Absent 20_014143_0001 OFFICE SINK DIST-A 0.41Jan 08, 2021
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Sep 23, 2020 1RT Total Absent 20_010247_0001 OFFICE SINK DIST-A 0.35Oct 08, 2020
Jun 15, 2020 1RT Total Absent 20_006125_0001 HOSE BIB DIST-A 0.05Jun 25, 2020
Mar 16, 2020 1RT Total Absent 20_002990_0001 HOSE BIB DIST-A 0.23Apr 09, 2020
Dec 26, 2019 1RT Total Absent 19_015749_0001 HOSE BIB DIST-A 0.20Jan 02, 2020
Oct 28, 2019 1AS Total Absent 19_013130_0001 WELL SRC-AA Nov 05, 2019
Sep 11, 2019 1RT Total Absent 19_010984_0001 OFFICE SINK DIST-A 0.30Sep 18, 2019
Jun 05, 2019 1RT Total Absent 19_006428_0001 OFFICE SINK DIST-A 0.37Jun 11, 2019
Mar 25, 2019 1RT Total Absent 19_003181_0001 HOSE BIB DIST-A 0.00Apr 03, 2019
Nov 28, 2018 1RT Total Absent 18_010932_0001 OFFICE SINK DIST-A 0.48Dec 05, 2018
Nov 28, 2018 1AS Total Absent 18_010919_0001 WELL SRC-AA Dec 05, 2018
Sep 20, 2018 1RT Total Absent 18_008158_0001 OFFICE SINK DIST-A 0.52Sep 27, 2018
Jun 14, 2018 1RT Total Absent 18_004270_0001 OFFICE SINK DIST-A 0.00Jun 21, 2018
Mar 14, 2018 1RT Total Absent 18_001303_0001 NURSES OFFICE SINK DIST-A 0.21Mar 20, 2018
Nov 09, 2017 1AS Total Absent 711094101 WELL #1 SRC-AA Nov 21, 2017
Nov 09, 2017 1RT Total Absent 711093401 DIST-A 0.65Nov 21, 2017
Sep 21, 2017 1RT Total Absent 709220501 NURSES OFFICE SINK DIST-A 0.38Sep 29, 2017
May 31, 2017 1RT Total Absent 705312001 OFFICE SINK DIST-A 0.21Jun 06, 2017
Mar 08, 2017 1RT Total Absent 703083401 OFFICE SINK DIST-A 0.27Mar 17, 2017
Nov 30, 2016 1RT Total Absent 611302801 OFFICE SINK DIST-A 0.56Dec 08, 2016
Nov 30, 2016 1AS Total POSITIVE 611302901 WELL #1 SRC-AA Dec 05, 2016
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
AS E. coli Absent 611302901 WELL #1 SRC-AA
Sep 14, 2016 1RT Total Absent 609144501 OFFICE SINK DIST-A 0.45Sep 21, 2016
May 31, 2016 1RT Total Absent 605311201 HEALTH ROOM DIST-A 0.39Jun 03, 2016
Mar 30, 2016 1RT Total Absent 603310001 FRONT HOSE BIB DIST-A 0.46Apr 01, 2016
Nov 23, 2015 1RT Total Absent 511240501 STAFF LUNCHROOM DIST-A 0.21Nov 30, 2015
Nov 23, 2015 1AS Total Absent 511240401 WELL SRC-AA Nov 30, 2015
Sep 24, 2015 1RT Total Absent 509250701 OFFICE SINK DIST-A 0.31Sep 29, 2015
Jun 04, 2015 1RT Total Absent 506050101 OFFICE SINK DIST-A 0.45Jun 09, 2015
Mar 12, 2015 1RT Total Absent 503130001 FRONT HOSE BIB DIST-A 0.31Mar 16, 2015
Nov 24, 2014 1RT Total Absent 411250801 FRONT HOSE BIB DIST-A 0.13Dec 01, 2014
Nov 24, 2014 1AS Total Absent 411250601 WELLHEAD SRC-AA Dec 01, 2014
Sep 29, 2014 1RT Total Absent 409292401 FRONT HOSE BIB DIST-A 0.37Oct 02, 2014
Jun 12, 2014 1RT Total Absent 406130401 OFFICE SINK DIST-A 0.31Jun 18, 2014
Mar 13, 2014 1RT Total Absent 403134201 FRONT HOSE BIB DIST-A 1.80Mar 17, 2014
Nov 18, 2013 1AS Total Absent 311183301 WELL HEAD SRC-AA Nov 20, 2013
Nov 18, 2013 1RT Total Absent 311183201 FRONT HOSE BIB DIST-A 1.60Nov 20, 2013
Sep 26, 2013 1RT Total Absent 309261801 FRONT HOSE BIB DIST-A 0.34Sep 30, 2013
Jun 27, 2013 1RT Total Absent 306273001 FRONT HOSE BIB DIST-A 0.09Jul 02, 2013
Mar 06, 2013 1RT Total Absent 303064101 FRONT HOSE BIB DIST-A 0.23Mar 08, 2013
Nov 29, 2012 1RT Total Absent 211294901 NURSES OFFICE SINK DIST-A 0.89Dec 03, 2012
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Nov 29, 2012 1AS Total Absent 211294801 WELL HEAD SRC-AA Dec 03, 2012
Sep 21, 2012 1RT Total Absent 209212801 Front Hose Bib DIST-A 0.49Sep 24, 2012
Jun 13, 2012 1RT Total Absent 206132601 Front Hose Bib DIST-A 0.38Jun 18, 2012
Mar 23, 2012 1RT Total Absent 203231001 Front Hose Bib DIST-A 0.30Apr 02, 2012
Nov 17, 2011 1RT Total Absent 111174101 Front Hose Bib DIST-A 0.48Nov 22, 2011
Sep 29, 2011 1RT Total Absent 109291501 Hose Bib DIST-A 0.17Oct 04, 2011
Jun 22, 2011 1RT Total Absent 106230401 Sink in Office Healt DIST-A 0.44Jun 27, 2011
Jan 31, 2011 1RT Total Absent 101311701 Office Health Room S DIST-A 0.28Feb 04, 2011
Nov 08, 2010 1RT Total Absent 11083001 Health Room Sink DIST-A 0.52Nov 11, 2010
Sep 23, 2010 1RT Total Absent 9240301 Sink in Office Healt DIST-A 0.31Sep 28, 2010
Jun 02, 2010 1RT Total Absent 6024101 Office Sink DIST-A 1.90Jun 09, 2010
Mar 08, 2010 1RT Total Absent 3082601 Hose Bib DIST-A 0.08Mar 15, 2010
Oct 29, 2009 1RT Total Absent 91030011-5 DIST-A 0.42Nov 06, 2009
Oct 29, 2009 1RT Total Absent 91030011-4 DIST-A 0.42Nov 06, 2009
Oct 29, 2009 1RT Total Absent 91030011-3 DIST-A 0.42Nov 06, 2009
Oct 29, 2009 1RT Total Absent 91030011-2 DIST-A 0.42Nov 06, 2009
Oct 29, 2009 1RT Total Absent 91030011-1 DIST-A 0.42Nov 06, 2009
Oct 02, 2009 1RP Total Absent 91002274 90930011 nurses sink DIST-A 0.61Oct 12, 2009
Oct 02, 2009 1RP Total Absent 91002273 90930011 boiler rm hose valve DIST-A 0.71Oct 12, 2009
Oct 02, 2009 1RP Total Absent 91002272 90930011 boiler room valve DIST-A 1.19Oct 12, 2009
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Oct 02, 2009 1RP Total Absent 91002271 90930011 kitchen sink DIST-A 0.09Oct 12, 2009
Sep 29, 2009 1RT Total POSITIVE 90930011 2900 sw borland hb DIST-A 0.05Sep 30, 2009
RT E. coli Absent 90930011 2900 sw borland hb DIST-A 0.05
Jun 30, 2009 1RT Total Absent 90701001 DIST-A 0.51Jul 06, 2009
Mar 30, 2009 1RT Total Absent A90330Q1 HEALTH ROOM SINK DIST-A 0.38Apr 08, 2009
Dec 11, 2008 1RT Total Absent A81211AV1 HEALTH ROOM SINK DIST-A 0.22Jan 08, 2009
Sep 25, 2008 1RT Total Absent A80925T1 HEATHROOM SINK DIST-A Oct 08, 2008
Feb 21, 2008 1RT Total Absent A80222C1 OFFICE SINK DIST-A Mar 03, 2008
Nov 15, 2007 1RT Total Absent A71115AN1 OFFICE SINK DIST-A Dec 05, 2007
Aug 16, 2007 1RT Total Absent A70816BH1 OFFICE SINK DIST-A Sep 07, 2007
May 17, 2007 1RT Total Absent A70517BU1 OFFICE SINK DIST-A Jun 06, 2007
Feb 15, 2007 1RT Total Absent A70215AR1 OFFICE SINK DIST-A Mar 06, 2007
Oct 19, 2006 1RT Total Absent A61019AA1 NURSES ROOM SINK DIST-A Nov 07, 2006
Jul 20, 2006 1RT Total Absent A60720AI1 JANITORS ROOM DIST-A Jul 24, 2006
Apr 20, 2006 1RT Total Absent A60420AN1 NURSES SINK DIST-A May 04, 2006
Jan 19, 2006 1RT Total Absent A60119AR1 OFFICE SINK DIST-A Feb 06, 2006
Oct 13, 2005 1RT Total Absent A51014F1 NURSES ROOM SINK DIST-A Nov 08, 2005
Jul 21, 2005 1RT Total Absent A50722G1 OFFICE SINK DIST-A Aug 02, 2005
Apr 14, 2005 1RT Total Absent A50414AU1 OFFICE SINK DIST-A Apr 20, 2005
Jan 13, 2005 1RT Total Absent A50114M1 OFFICE SINK DIST-A Jan 24, 2005
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Oct 28, 2004 1RT Total Absent A41028AF1 OFFICE SINK DIST-A Nov 05, 2004
Oct 14, 2004 1RT Total Absent A41015M1 OFFICE SINK DIST-A Oct 22, 2004
Jul 08, 2004 1RT Total Absent A40709K-1 OFFICE SINK DIST-A Jul 21, 2004
Apr 08, 2004 1RT Total Absent A40409C1 OFFICE SINK DIST-A Apr 14, 2004
Jan 29, 2004 1RT Total Absent A40130B1 OFFICE SINK DIST-A Feb 04, 2004
Nov 26, 2003 1RT Total Absent A31126AM5 LARGE KITCHEN SINK DIST-A Dec 02, 2003
Nov 26, 2003 1RT Total Absent A31126AM4 KITCHEN HANDWASH SIN DIST-A Dec 02, 2003
Nov 26, 2003 1RT Total Absent A31126AM3 JANITORS OFFICE SINK DIST-A Dec 02, 2003
Nov 26, 2003 1RT Total Absent A31126AM2 NURSES ROOM SINK DIST-A Dec 02, 2003
Nov 26, 2003 1RT Total Absent A31126AM1 OFFICE SINK DIST-A Dec 02, 2003
Oct 16, 2003 1RP Total Absent A31016BO4 A31009BI1 STOREROOM SINK DIST-A Oct 22, 2003
Oct 16, 2003 1RP Total Absent A31016BO3 A31009BI1 CUSTODIAN OFFICE SIN DIST-A Oct 22, 2003
Oct 16, 2003 1RP Total Absent A31016BO2 A31009BI1 KITCHEN HAND WASH SI DIST-A Oct 22, 2003
Oct 16, 2003 1RP Total Absent A31016BO1 A31009BI1 NURSES ROOM SINK DIST-A Oct 22, 2003
Oct 09, 2003 1RT Total POSITIVE A31009BI1 OFFICE SINK DIST-A Oct 15, 2003
RT E. coli Absent A31009BI1 OFFICE SINK DIST-A
Jul 17, 2003 1RT Total Absent A30717CG1 NURSES ROOM SINK DIST-A Jul 21, 2003
Apr 10, 2003 1RT Total Absent A30410BL1 NURSES ROOM SINK DIST-A May 06, 2003
Jan 16, 2003 1RT Total Absent A30116AQ1 NURSES SINK DIST-A Feb 06, 2003
Oct 10, 2002 1RT Total Absent A21010CB1 NURSES ROOM SINK DIST-A Nov 06, 2002
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Jul 11, 2002 1RT Total Absent A20711CA1 Nurses Room Sink DIST-A
Apr 11, 2002 1RT Total Absent A20411BK1 Office Sink in Nurse DIST-A
Jan 10, 2002 1RT Total Absent A20110AY1 Nurses Room Sink DIST-A Feb 08, 2002



See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  MRDL Summary  ::  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  ::  Show rejected samples  ::  Exclude results older than 2022


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