OHA Drinking Water Services
OR41
PWS ID: 05979 ---- HIDDEN VALLEY WATER SYSTEM
Coliform Results

See also:  Coliform Fact Sheet  ::  MRDL Summary  ::  Archived Results (prior to 2002)  ::  Recent 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  ::  Exclude results older than 2021

Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Apr 03, 2024 1RT Total Absent 20240403027 32431 HIDDEN VALLEY DIST-A 0.05Apr 12, 2024
Mar 14, 2023 1RT Total Absent 20230314027 32431 HIDDEN VALLEY DIST-A 0.50Mar 21, 2023
Nov 28, 2022 1RT Total Absent 20221128030 KITCHEN SINK DIST-A 0.70Dec 02, 2022
Sep 26, 2022 1RT Total Absent 20220926032 32431 HIDDEN VALLEY DIST-A 0.50Oct 04, 2022
Aug 29, 2022 1AS Total Absent 20220829015 WELL LINN 9115 SRC-AA 0.50Sep 02, 2022
Jun 23, 2022 1RT Total Absent 20220623005 32431 HIDDEN VALLEY DIST-A 0.50Jul 06, 2022
Feb 25, 2022 1RT Total Absent 20220225013 32431 HIDDEN VALLEY DIST-A 0.80Mar 07, 2022
Nov 23, 2021 1RT Total Absent 20211123017 32431 HIDDEN VALLEY DIST-A 0.40Dec 02, 2021
Sep 07, 2021 1RT Total Absent 20210907074 32431 HIDDEN VALLEY DIST-A 0.50Sep 15, 2021
Jun 25, 2021 1RT Total Absent 20210625032 32431 HIDDEN VALLEY DIST-A 0.95Jun 30, 2021
Jun 25, 2021 1AS Total POSITIVE 20210625031 WELL SRC-AA Jun 30, 2021
AS E. coli Absent 20210625031 WELL SRC-AA
Mar 11, 2021 1RT Total Absent 20210311018 KITCHEN TAP DIST-A 0.80Mar 16, 2021
Dec 21, 2020 1AS Total POSITIVE 20201221069 WELL SRC-AA Dec 22, 2020
AS E. coli Absent 20201221069 WELL SRC-AA
Nov 06, 2020 1RT Total Absent 20201106021 32431 HIDDEN VALLEY DIST-A 0.90Nov 09, 2020
Aug 17, 2020 1RT Total Absent 20200817024 32431 HIDDEN VALLEY DIST-A 0.50Sep 01, 2020
May 06, 2020 1RT Total Absent 20200506031 32431 HIDDEN VALLEY DIST-A 0.65May 12, 2020
Apr 27, 2020 1RP Total POSITIVE 20200427039 20200420016 32431 HIDDEN VALLEY RD OS TAP DIST-A Apr 28, 2020
RP E. coli Absent 20200427039 20200420016 32431 HIDDEN VALLEY RD OS TAP DIST-A
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Apr 27, 2020 1RP Total POSITIVE 20200427022 20200420016 32431 HIDDEN VALLEY RD KIT TAP DIST-A Apr 28, 2020
RP E. coli Absent 20200427022 20200420016 32431 HIDDEN VALLEY RD KIT TAP DIST-A
Apr 27, 2020 1RP Total POSITIVE 20200427021 20200420016 32479 HIDDENVLLYRD HOLDING TNK DIST-A Apr 28, 2020
RP E. coli Absent 20200427021 20200420016 32479 HIDDENVLLYRD HOLDING TNK DIST-A
Apr 27, 2020 1TG Total Absent 20200427020 20200420016 WELL SRC-AA Apr 28, 2020
Apr 20, 2020 1RT Total POSITIVE 20200420016 32431 HIDDEN VALLEY DIST-A Apr 21, 2020
RT E. coli Absent 20200420016 32431 HIDDEN VALLEY DIST-A
Apr 07, 2020 1RT Total Absent 20200407005 32431 HIDDEN VALLEY DIST-A Apr 13, 2020
Apr 02, 2020 1RT Total Absent 20200402005 32431 HIDDEN VALLEY DIST-A 0.60Apr 13, 2020
Mar 24, 2020 1TG Total Absent 20200324023 20200320010 WELL SRC-AA Mar 26, 2020
Mar 24, 2020 1RP Total Absent 20200324022 20200320010 32431 HIDDEN VALLEY DIST-A Mar 26, 2020
Mar 24, 2020 1RP Total Absent 20200324021 20200320010 32431 HIDDEN VALLEY DIST-A Mar 26, 2020
Mar 24, 2020 1RP Total Absent 20200324020 20200320010 32479 HIDDEN VALLEY DIST-A Mar 26, 2020
Mar 20, 2020 1RT Total POSITIVE 20200320010 32431 HIDDENVALLEYRD KITCH SNK DIST-A 0.90Mar 23, 2020
RT E. coli Absent 20200320010 32431 HIDDENVALLEYRD KITCH SNK DIST-A 0.90
Dec 26, 2019 1AS Total Absent 20191226019 SRC AA WELL SRC-AA Jan 07, 2020
Dec 26, 2019 1RT Total Absent 20191226018 32431 HIDDEN VALLEY DIST-A Jan 07, 2020
Sep 24, 2019 1RT Total Absent 20190924060 32431 HIDDEN VALLEY DIST-A Sep 26, 2019
Jul 01, 2019 1RP Total Absent 20190701041 20190627021 32479 HIDDEN VALLEY DIST-A Jul 09, 2019
Jul 01, 2019 1RP Total Absent 20190701040 20190627021 32431 HIDDEN VALLEY DIST-A Jul 09, 2019
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Jul 01, 2019 1RP Total Absent 20190701039 20190627021 32431 HIDDEN VALLEY DIST-A Jul 09, 2019
Jul 01, 2019 1TG Total Absent 20190701038 20190627021 WELL SRC-AA Jul 09, 2019
Jun 27, 2019 1RT Total POSITIVE 20190627021 32431 HIDDENVALLEYRD KTCHNSNK DIST-A Jun 28, 2019
RT E. coli Absent 20190627021 32431 HIDDENVALLEYRD KTCHNSNK DIST-A
Mar 21, 2019 1RT Total Absent 20190321008 32431 HIDDEN VALLEY DIST-A 0.80Apr 03, 2019
Dec 19, 2018 1RT Total Absent 20181219018 32431 HIDDEN VALLEY DIST-A Dec 28, 2018
Sep 12, 2018 1RT Total Absent 20180912026 KITCHEN SINK DIST-A Sep 21, 2018
Jun 15, 2018 1AS Total Absent 20180615015 WELL SRC-AA Jun 27, 2018
Jun 15, 2018 1RT Total Absent 20180615014 WELL DIST-A 1.20Jun 27, 2018
Feb 02, 2018 1RT Total Absent 20180202022 32431 HIDDEN VALLEY DIST-A 0.75Feb 06, 2018
Dec 08, 2017 1RT Total Absent 20171208021 32431 HIDDEN VALLEY DIST-A Dec 15, 2017
Dec 08, 2017 1AS Total Absent 20171208020 WELL SRC-AA Dec 15, 2017
Aug 11, 2017 1RT Total Absent 20170811026 32431 HIDDEN VALLEY DIST-A Aug 16, 2017
May 11, 2017 1RT Total Absent 20170511017 38684 NELSON LN KIT DIST-A 3.50May 16, 2017
Mar 07, 2017 1RT Total Absent 20170307059 38684 NELSON KIT TAP DIST-A 1.00Mar 10, 2017
Dec 22, 2016 1RT Total Absent 20161222024 PALMER KITCHEN SINK DIST-A Jan 05, 2017
Dec 11, 2016 1AS Total Absent 20161212018 WELL HEAD SRC-AA Dec 23, 2016
Sep 21, 2016 1RT Total Absent 20160921063 PALMER KITCHEN SINK DIST-A 1.30Sep 29, 2016
Jun 27, 2016 1RT Total Absent 20160627087 PALMERS KITCHEN SINK DIST-A 0.50Jul 07, 2016
Mar 18, 2016 1RT Total Absent 20160318022 PALMERS KIT TAP DIST-A Mar 23, 2016
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Dec 21, 2015 1RT Total Absent 20151221033 38684 NELSON LN DIST-A 1.80Jan 07, 2016
Dec 03, 2015 1AS Total Absent 20151203001 WELL SRC-AA Dec 22, 2015
Sep 21, 2015 1RT Total Absent 20150921003 PALMERS KIT SINK DIST-A 0.50Oct 02, 2015
Jun 16, 2015 1RT Total Absent 20150617008 PALMERS OS FAUCET DIST-A 0.10Jun 24, 2015
Feb 05, 2015 1RT Total Absent 20150205093 38687 NELSON LN KITC DIST-A Feb 13, 2015
Dec 03, 2014 1AS Total Absent 20141204005 WELL SRC-AA Dec 17, 2014
Nov 13, 2014 1RT Total Absent 20141113022 38684 NELSON LANE KI DIST-A 1.40Nov 21, 2014
Aug 29, 2014 1RT Total Absent 20140829003 38684 NELSON LANE KI DIST-A 0.30Sep 05, 2014
Jun 13, 2014 1RT Total Absent 20140613001 28684 NELSON LN KITC DIST-A 0.40Jun 23, 2014
Feb 28, 2014 1RT Total Absent 20140228006 SINK DIST-A 0.40Mar 05, 2014
Dec 18, 2013 1AS Total Absent 20131218042 SRC AA WELL SRC-AA Jan 09, 2014
Nov 15, 2013 1RT Total Absent 20131115001 PALMERS KITCHEN SINK DIST-A 1.50Nov 27, 2013
Sep 06, 2013 1RT Total Absent 20130906007 38684 NELSON LANE KI DIST-A 1.20Sep 30, 2013
Jun 18, 2013 1RT Total Absent 20130618012 38684 NELSON LANE KI DIST-A Jun 26, 2013
Mar 25, 2013 1RT Total Absent 20130325005 38684 NELSON LANE KI DIST-A 0.80Apr 04, 2013
Dec 26, 2012 1RT Total Absent 20121226051 38684 NELSON LANE KI DIST-A 1.80Jan 07, 2013
Sep 21, 2012 1RT Total Absent 20120921003 38684 NELSON LANE KI DIST-A 2.00Sep 26, 2012
Jun 27, 2012 1RT Total Absent 20120627016 38684 Nelson Lane Pa DIST-A 1.20Jun 29, 2012
Feb 24, 2012 1RT Total Absent 20120224001 38684 Nelson Lane Le DIST-A 0.60Mar 05, 2012
Dec 30, 2011 1RT Total Absent 20111230010 38684 Nelson Ln kitc DIST-A 2.10Jan 06, 2012
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Sep 27, 2011 1RT Total Absent 20110927002 38684 Nelson Lane k DIST-A 1.50Oct 04, 2011
Jun 30, 2011 1RT Total Absent 20110630018 38684 Nelson Ln kit DIST-A 1.00Jul 08, 2011
Feb 11, 2011 1RT Total Absent 20110211005 38684 Nelson Lane ki DIST-A 0.80Feb 18, 2011
Nov 19, 2010 1RT Total Absent 20101119004 38684 Nelson Lane DIST-A 0.20Dec 03, 2010
Jun 28, 2010 1RT Total Absent 20100628028 38684 Nelson Ln DIST-A 0.30Jul 08, 2010
Feb 03, 2010 1RT Total Absent 20100203007 38684 Nelson Ln kitc DIST-A Feb 18, 2010
Aug 03, 2009 1SP Total Absent 20090803041 32475 HIDDEN VALLEY DIST-A 1.50Sep 04, 2009
Aug 03, 2009 1SP Total Absent 20090803044 32431 HIDDEN VALLEY DIST-A 1.50Sep 04, 2009
Aug 03, 2009 1SP Total Absent 20090803042 32421 HIDDEN VALLEY DIST-A 1.50Sep 04, 2009
Aug 03, 2009 1SP Total Absent 20090803043 38684 NELSON LANE B DIST-A 1.50Sep 04, 2009
Mar 02, 2009 1SP Total Absent 20090302017 38684 NELSON LN KIT DIST-A Mar 25, 2009
Jan 09, 2009 1RT Total POSITIVE 20090109031 32475 HIDDEN VALLEY DIST-A 0.00Jan 13, 2009
RT E. coli Absent 20090109031 32475 HIDDEN VALLEY DIST-A 0.00
Oct 08, 2008 1RT Total Absent 20081008043 38684 NELSON LN OS DIST-A 0.20Oct 24, 2008
Jul 09, 2008 1RT Total Absent 20080709043 32431 HIDDEN VALLEY DIST-A 0.60Jul 17, 2008
May 30, 2008 1RT Total Absent 20080530010 32403 HIDDEN VALLEY DIST-A 0.04Jun 06, 2008
May 30, 2008 1RT Total Absent 20080530006 38684 NELSON LN KT DIST-A 0.04Jun 06, 2008
May 30, 2008 1RT Total Absent 20080530007 32475 HIDDEN VALLY R DIST-A 0.04Jun 06, 2008
May 30, 2008 1RT Total Absent 20080530008 32431 HIDDEN VALLY R DIST-A 0.04Jun 06, 2008
May 30, 2008 1RT Total Absent 20080530009 32421 HIDDEN VALLEY DIST-A 0.04Jun 06, 2008
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Apr 15, 2008 1SP Total Absent 20080415006 38684 NELSON LN KT DIST-A Apr 30, 2008
Apr 15, 2008 1SP Total POSITIVE 20080415007 GARDEN 32403 HIDDEN DIST-A Apr 17, 2008
SP E. coli Absent 20080415007 GARDEN 32403 HIDDEN DIST-A
Apr 15, 2008 1SP Total POSITIVE 20080415008 FERCH 32437 HIDDEN V DIST-A Apr 17, 2008
SP E. coli Absent 20080415008 FERCH 32437 HIDDEN V DIST-A
Apr 15, 2008 1SP Total POSITIVE 20080415010 BEAUDIN S 32475 HIDD DIST-A Apr 17, 2008
SP E. coli Absent 20080415010 BEAUDIN S 32475 HIDD DIST-A
Apr 02, 2008 1RT Total POSITIVE 20080402061 32475 HIDDEN VALLEY DIST-A 0.10Apr 07, 2008
RT E. coli Absent 20080402061 32475 HIDDEN VALLEY DIST-A 0.10
Jan 11, 2008 1RT Total Absent 20080111026 38684 NELSON LANE DIST-A 0.10Jan 25, 2008
Oct 08, 2007 1SP Total POSITIVE 20071008013 BATHROOM TAP DIST-A 0.00Oct 10, 2007
SP E. coli Absent 20071008013 BATHROOM TAP DIST-A 0.00
Oct 08, 2007 1SP Total POSITIVE 20071008014 OUTSIDE TAP DIST-A 0.00Oct 10, 2007
SP E. coli Absent 20071008014 OUTSIDE TAP DIST-A 0.00
Oct 08, 2007 1SP Total POSITIVE 20071008015 32475 HIDDEN VALLEY DIST-A Oct 10, 2007
SP E. coli Absent 20071008015 32475 HIDDEN VALLEY DIST-A
Oct 08, 2007 1SP Total POSITIVE 20071008016 32431 HIDDEN VALLEY DIST-A Oct 10, 2007
SP E. coli Absent 20071008016 32431 HIDDEN VALLEY DIST-A
Oct 03, 2007 1RT Total POSITIVE 20071003044 38684 NELSON LN DIST-A Oct 05, 2007
RT E. coli Absent 20071003044 38684 NELSON LN DIST-A
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Jul 11, 2007 1SP Total Absent 20070712017 GOLDEN VALLEY RD WEL DIST-A Aug 01, 2007
Jul 11, 2007 1SP Total Absent 20070712018 38684 NELSON LANE DIST-A Aug 01, 2007
Jul 11, 2007 1SP Total Absent 20070712020 FINCH 32431 HIDDEN V DIST-A Aug 01, 2007
Jul 11, 2007 1RP Total POSITIVE 20070712019 20070705089 GARDEN HOUSE 32043 DIST-A Jul 19, 2007
RP E. coli Absent 20070712019 20070705089 GARDEN HOUSE 32043 DIST-A
Jul 05, 2007 1RT Total POSITIVE 20070705089 32475 HIDDEN VALLEY DIST-A Jul 10, 2007
RT E. coli Absent 20070705089 32475 HIDDEN VALLEY DIST-A
Apr 04, 2007 1RT Total Absent 20070404050 32431 HIDDEN VALLEY DIST-A Apr 19, 2007
Mar 06, 2007 1SP Total Absent 20070306018 38684 NELSON LANE DIST-A Mar 23, 2007
Feb 21, 2007 1SP Total POSITIVE 20070221023 32475 HIDDEN VALLEY DIST-A Mar 02, 2007
SP E. coli Absent 20070221023 32475 HIDDEN VALLEY DIST-A
Feb 21, 2007 1SP Total Absent 20070221024 32437 HIDDEN VALLEY DIST-A Mar 02, 2007
Feb 21, 2007 1SP Total POSITIVE 20070221025 KITCHEN TAP 38684 DIST-A Mar 02, 2007
SP E. coli Absent 20070221025 KITCHEN TAP 38684 DIST-A
Feb 21, 2007 1SP Total POSITIVE 20070221026 32421 HIDDEN VALLEY DIST-A Mar 02, 2007
SP E. coli Absent 20070221026 32421 HIDDEN VALLEY DIST-A
Feb 16, 2007 1RT Total POSITIVE 20070216009 38684 NELSON LN DIST-A Feb 20, 2007
RT E. coli Absent 20070216009 38684 NELSON LN DIST-A
Oct 04, 2006 1RT Total Absent 20061004047 32431 HIDDEN VALLEY DIST-A Oct 12, 2006
Jul 05, 2006 1RT Total Absent 20060705089 32475 HIDDEN VALLEY DIST-A Jul 13, 2006
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Apr 05, 2006 1RT Total Absent 20060405040 38684 NELSON LN. DIST-A May 04, 2006
Jan 18, 2006 1RT Total Absent 20060118059 32431 HIDDEN VALLEY DIST-A Feb 02, 2006
Oct 06, 2004 1RT Total Absent 20041006_041 32475/OS TAP DIST-A Nov 09, 2004
Jul 07, 2004 1RT Total Absent 20040707_085 38684 NELSON LANE, O DIST-A Aug 05, 2004
Apr 07, 2004 1RT Total Absent 20040407_054 32431 HIDDEN VALLEY DIST-A May 07, 2004
Jan 15, 2004 1RT Total Absent 20040115_045 32475 HIDDEN VALLEY DIST-A Feb 26, 2004
Oct 01, 2003 1RT Total Absent 20031001093 38684 NELSON/OS TAP DIST-A Nov 14, 2003
Aug 14, 2003 1SP Total Absent 030814041 (32471 HIDDN VALLY)3 DIST-A Sep 02, 2003
Aug 14, 2003 1SP Total Absent 030814040 (WELL SOURCE)GOLDEN DIST-A Sep 02, 2003
Aug 14, 2003 1SP Total Absent 030814039 (JAN S)32421 HIDDEN DIST-A Sep 02, 2003
Aug 14, 2003 1SP Total Absent 030814038 (BARB,PAT)32431 HIDD DIST-A Sep 02, 2003
Apr 02, 2003 1RT Total POSITIVE 030402055 32431 HIDDEN VALLEY DIST-A May 06, 2003
RT E. coli Absent 030402055 32431 HIDDEN VALLEY DIST-A
Jan 15, 2003 1RT Total Absent 030115049 32475 HIDDEN VALLEY DIST-A Feb 07, 2003
Oct 15, 2002 1RT Total Absent 021015054 32471 HIDDEN VALLEY DIST-A Nov 06, 2002
Jul 16, 2002 1RT Total POSITIVE 020716046 32431 Hidden Valley DIST-A
RT Fecal Absent 020716046 32431 Hidden Valley DIST-A
Apr 16, 2002 1RT Total Absent 020416048 32475 Hidden Valley DIST-A May 06, 2002
Jan 16, 2002 1RT Total Absent 020116033 32475 Hidden Valley DIST-A Feb 04, 2002



See also:  Coliform Fact Sheet  ::  MRDL Summary  ::  Archived Results (prior to 2002)  ::  Recent 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  ::  Exclude results older than 2021



More information for this water system: SDWIS ID 4313
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