OHA Drinking Water Services
OR41
PWS ID: 05026 ---- ILLINOIS VALLEY HOUSING
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:  Hide special samples  ::  Show rejected samples  ::  Exclude results older than 2023

Sample
Date		 #
Samples		 Sample
Type		 Coliform
Type		 Result Sample
ID		 Repeat of
Sample ID		 Sample
Site		 Facility Chlorine
Residual		 Received
Date
Mar 11, 2026 1RT Total Absent 22600764AA KITCHEN SINK #0 DIST-A Mar 20, 2026
Dec 21, 2025 1RT Total Absent 22504566AA KITCHEN - 0 DIST-A 0.50Dec 30, 2025
Dec 21, 2025 1AS Total Absent 22504560AA WELL SRC-AA Dec 30, 2025
Sep 29, 2025 1RP Total Absent 22503530AA 22503397AA KITCHEN SINK #8 DIST-A Oct 07, 2025
Sep 29, 2025 1TG Total Absent 22503529AA 22503397AA WELL SRC-AA Oct 07, 2025
Sep 22, 2025 1RT Total POSITIVE 22503397AA KITCHEN SINK #8 DIST-A 0.05Sep 26, 2025
RT E. coli Absent 22503397AA KITCHEN SINK #8 DIST-A 0.05
Jun 23, 2025 1RT Total Absent 22502084AA KITCHEN SINK #8 DIST-A 0.05Jun 27, 2025
Dec 26, 2024 1AS Total Absent 22404351AA WELL SRC-AA Jan 03, 2025
Dec 26, 2024 1RT Total Absent 22404350AA KITCHEN SINK #7 DIST-A 0.05Jan 03, 2025
Sep 23, 2024 1RT Total Absent 22403275AA MOBILE KITCHEN SINK DIST-A 0.05Sep 26, 2024
Jun 18, 2024 1RT Total Absent 22402021AA KITCHEN SINK #9 DIST-A 0.05Jun 27, 2024
Mar 23, 2024 1RT Total Absent 22500887AA KITCHEN SINK #2 DIST-A 0.05Apr 02, 2025
Mar 20, 2024 1RT Total Absent 22400881AA KITCHEN SINK #0 DIST-A 0.05Apr 02, 2024
Dec 18, 2023 1RT Total Absent 22304327AA #9 SINK DIST-A Dec 20, 2023
Dec 18, 2023 1AS Total Absent 22304326AA WELL SRC-AA Dec 20, 2023
Sep 19, 2023 1RP Total Absent 22303221AA 22303206AA SINK #5 DIST-A 1.00Sep 20, 2023
Sep 19, 2023 1TG Total Absent 22303220AA 22303206AA WELL SRC-AA Sep 20, 2023
Sep 15, 2023 1RT Total POSITIVE 22303206AA #5 KITCHEN DIST-A 1.00Sep 18, 2023
RT E. coli Absent 22303206AA #5 KITCHEN DIST-A 1.00
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Apr 06, 2023 1RT Total Absent 22301016AA KITCHEN SINK DIST-A 0.05Apr 19, 2023
Dec 29, 2022 1RT Total Absent 22204317AA #2 KITCHEN SINK DIST-A 0.50Jan 04, 2023
Dec 29, 2022 1AS Total Absent 22204316AA WELL SRC-AA Jan 04, 2023
Oct 05, 2022 1RT Total Absent 22203390AA KITCHEN SINK #8 DIST-A 0.05Oct 06, 2022
Jul 13, 2022 1RT Total Absent 22202285AA KITCHEN - HOUSE DIST-A 1.00Jul 21, 2022
Apr 08, 2022 1RT Total Absent 22201140AA #7 KITCHEN SINK DIST-A 1.00Apr 14, 2022
Dec 29, 2021 1RT Total Absent 22104340AA KITCHEN SNIK #2 DIST-A 1.00Jan 04, 2022
Dec 29, 2021 1AS Total Absent 22104339AA WELL SRC-AA Jan 04, 2022
Sep 28, 2021 1RT Total Absent 22103248AA KITCHEN SINK #7 DIST-A 1.00Oct 05, 2021
Jul 07, 2021 1RT Total Absent 22102226AA KITCHEN SINK #0 DIST-A Jul 09, 2021
Apr 09, 2021 1RT Total Absent 22101165AA #7 - KITCHEN SINK DIST-A 0.05Apr 12, 2021
Dec 29, 2020 1AS Total Absent 22004366AA WELL SRC-AA Dec 30, 2020
Dec 29, 2020 1RT Total Absent 22004365AA KITCHEN #4 DIST-A Dec 30, 2020
Oct 02, 2020 1RT Total Absent 22003288AA KITCHEN SINK #4 DIST-A 1.00Oct 08, 2020
Jun 05, 2020 1RT Total Absent 22001711AA KITCHEN SINK #2 DIST-A 0.05Jun 08, 2020
Dec 27, 2019 1RT Total Absent 21904728AA KITCHEN SINK #2 DIST-A 1.00Dec 31, 2019
Dec 27, 2019 1AS Total Absent 21904727AA WELL SRC-AA Dec 31, 2019
Sep 13, 2019 1RT Total Absent 21903451AA KITCHEN SINK - APT 4 DIST-A Sep 30, 2019
Jun 25, 2019 1RT Total Absent 21902291AA KITCHEN SINK #7 DIST-A 0.50Jul 02, 2019
Mar 19, 2019 1RT Total Absent 21900931AA #7 KITCHEN DIST-A 0.50Apr 01, 2019
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Dec 14, 2018 1AS Total Absent 21804324AA WELL SRC-AA SRC-AA Dec 21, 2018
Nov 01, 2018 1RT Total Absent 21803819AA KITCHEN SINK #7 DIST-A 0.50Nov 02, 2018
Jun 27, 2018 1RT Total Absent 21802226AA MOBILE KITCHEN SINK DIST-A Jul 02, 2018
Mar 29, 2018 1RT Total Absent 21800983AA HOUSE KITCHEN SINK DIST-A 0.50Apr 02, 2018
Dec 28, 2017 1AS Total Absent 21704548AA WELL SRC-AA Jan 03, 2018
Dec 28, 2017 1RT Total Absent 21704547AA KITCHEN SINK #7 DIST-A 1.00Jan 03, 2018
Nov 27, 2017 1RT Total Absent 21704212AA KITCHEN SINK #8 DIST-A 0.50Dec 06, 2017
Sep 28, 2017 1RT Total Absent 21703469AA KITCHEN SINK #8 DIST-A 1.00Oct 02, 2017
Jun 27, 2017 1RT Total Absent 21702230AA KITCHEN SINK - HOUSE DIST-A 0.05Jun 30, 2017
Apr 26, 2017 1RT Total Absent 21701456AA KITCHEN SINK #2 DIST-A Apr 28, 2017
Dec 19, 2016 1AS Total Absent 21604576AA WELL SRC-AA Dec 27, 2016
Dec 29, 2015 1AS Total Absent 21504732AB WELL SRC-AA Jan 07, 2016
Dec 22, 2015 1RT Total Absent 21504689AB #8 KITCHEN SINK DIST-A 0.50Dec 23, 2015
Nov 05, 2014 1RT Total Absent 21404311AA #4 BATHROOM DIST-A 1.00Nov 18, 2014
Jan 17, 2014 1RT Total Absent 21400248AA UNIT 7 KITCHEN DIST-A 1.00Jan 28, 2014
Apr 19, 2013 1RT Total Absent 21301676AA BARH RM FAUCET DIST-A 1.50Apr 22, 2013
Sep 07, 2012 1RT Total Absent 21203541AA Apt #2 Kitchen Sink DIST-A 1.00Sep 18, 2012
Mar 01, 2012 1RT Total Absent 21200747AA #8 Kitchen Sink DIST-A 1.50Mar 05, 2012
Dec 30, 2011 1RT Total Absent 21104914AA 5 Kitchen Sink DIST-A Jan 03, 2012
Aug 24, 2011 1TG Total Absent 21103215AA 21103109AA Well SRC-AA Aug 26, 2011
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Aug 24, 2011 1RP Total Absent 21103214AD 21103109AA Big House Outside Fa DIST-A 4.00Aug 26, 2011
Aug 24, 2011 1RP Total Absent 21103214AC 21103109AA Mobile A Kitchen DIST-A 4.00Aug 26, 2011
Aug 24, 2011 1RP Total Absent 21103214AB 21103109AA #2 Bathroom DIST-A 4.00Aug 26, 2011
Aug 24, 2011 1RP Total POSITIVE 21103214AA 21103109AA #9 kitchen DIST-A 4.00Aug 25, 2011
RP E. coli Absent 21103214AA 21103109AA #9 kitchen DIST-A 4.00
Aug 15, 2011 1RT Total POSITIVE 21103109AA apt #9 DIST-A 1.00Aug 17, 2011
RT E. coli Absent 21103109AA apt #9 DIST-A 1.00
Nov 29, 2010 1RT Total Absent 21004771AA Mobile A Kitchen Sin DIST-A 1.00Nov 30, 2010
Jun 15, 2010 1RT Total Absent 21002319AA 32429 Redwood Hwy DIST-A 1.50Jun 17, 2010
Mar 16, 2010 1RT Total Absent 21001023AA Unit #0 Kitchen DIST-A 1.20Mar 19, 2010
Oct 22, 2009 1RT Total Absent 20903636AA #0 32429 Redwood Hwy DIST-A 1.00Nov 04, 2009
Jun 15, 2009 1RT Total Absent 20901820AA 32429 #2 DIST-A 1.00Jun 16, 2009
Feb 18, 2009 1RT Total Absent 20900481AA 32429 1/2 KITCHEN SI DIST-A 2.00Feb 19, 2009
Oct 30, 2008 1RT Total Absent 20803839AA 32429 1/2 HOUSE KITC DIST-A 2.00Oct 31, 2008
Jul 09, 2008 1RT Total Absent 20802263AA MANAGERS HOUSE (KITC DIST-A 0.50Jul 10, 2008
May 21, 2008 1RT Total Absent 20801601AA MANAGERS KITCHEN SIN DIST-A 3.00May 22, 2008
Feb 29, 2008 1RT Total Absent 20800599AA THE BIG HOUSE KITSHE DIST-A 1.00Mar 03, 2008
Oct 15, 2007 1SP Total Absent 20703786AB #8 UNIT KITCHEN DIST-A 1.00Oct 17, 2007
Oct 15, 2007 1SP Total Absent 20703786AA HOUSE KITCHEN DIST-A 1.00Oct 17, 2007
Oct 12, 2007 1SP Total Absent 20703770AB HOUSE KITCHEN FAUCET DIST-A 1.50Oct 13, 2007
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Oct 12, 2007 1SP Total Absent 20703770AA WELL HEAD DIST-A 1.50Oct 13, 2007
Oct 08, 2007 1RT Total POSITIVE 20703714AA KITCHEN FAUCET DIST-A Oct 10, 2007
RT E. coli Absent 20703714AA KITCHEN FAUCET DIST-A
Mar 28, 2007 1RT Total Absent 20701051AA 32429 1/2 REDWOOD HW DIST-A 0.50Mar 30, 2007
Mar 30, 2005 1RT Total Absent 251262 DIST-A Apr 06, 2005
Jan 11, 2005 1RT Total Absent 250136 DIST-A Jan 18, 2005
Oct 07, 2004 1RT Total Absent 244458 DIST-A Oct 18, 2004
Jul 06, 2004 1RT Total Absent 242742 DIST-A Jul 12, 2004
Mar 29, 2004 1RT Total Absent 241163 DIST-A Apr 07, 2004
Jan 05, 2004 1RT Total Absent 240011 DIST-A Jan 14, 2004
Sep 26, 2003 1RT Total Absent 234091 DIST-A Oct 06, 2003
Jun 30, 2003 1RT Total Absent 232507 DIST-A Jul 14, 2003
Mar 24, 2003 1RT Total Absent 26-231060 DIST-A Mar 31, 2003
Dec 26, 2002 1RT Total Absent 225128 DIST-A Jan 02, 2003
Sep 27, 2002 1RT Total Absent 223874 DIST-A Oct 04, 2002
Jun 18, 2002 1RT Total Absent 222280 DIST-A Jun 24, 2002
Mar 12, 2002 1RT Total Absent 220892 DIST-A Mar 25, 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:  Hide special samples  ::  Show rejected samples  ::  Exclude results older than 2023