OHA Drinking Water Services
OR41
PWS ID: 91908 ---- HIDDEN VALLEY HIGH
Coliform Results

See also:  Coliform Fact Sheet  ::  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:  Show 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 08, 2024 1RT Total Absent 24040391_01A KITCHEN FOOD PREP DIST-A Apr 12, 2024
Jan 09, 2024 1RT Total Absent 24010297_01A SCIENCE ROOM B2 DIST-A Jan 12, 2024
Oct 18, 2023 1RT Total Absent 23100779_01A MENS RESTROOM DIST-A Oct 20, 2023
Jul 24, 2023 1RT Total Absent 23071015_01A FOOD LAB-YELLOW SINK DIST-A Aug 04, 2023
Apr 14, 2023 1RT Total Absent 23040568_01A KITCHEN FOOD PREP DIST-A Apr 21, 2023
Jan 13, 2023 1RT Total Absent 23010540_01A NEAR SCIENCE ROOM DIST-A Jan 23, 2023
Oct 20, 2022 1RT Total Absent 22100907_01A MENS RR SINK DIST-A Oct 25, 2022
Jul 06, 2022 1RT Total Absent 22070172_01A FOOD LAB YELLOW SINK DIST-A Jul 28, 2022
Apr 15, 2022 1RT Total Absent 22040760_01A KITCHEN FOOD PREP DIST-A Apr 28, 2022
Jan 07, 2022 1RT Total Absent 22010279_01A BOYS RR NEAR ROOM B-2 DIST-A Jan 18, 2022
Oct 18, 2021 1RT Total Absent 21100681_01A MENS RR SINK DIST-A Oct 27, 2021
Jul 19, 2021 1RT Total Absent 21070899_01A FOOD LAB YELLOW SINK DIST-A Jul 26, 2021
Apr 19, 2021 1RT Total Absent 21040971_01A CAFETERIA KITCHEN FOOD PREP DIST-A Apr 21, 2021
Feb 23, 2021 1RT Total Absent 21021287_01A SCIENCE ROOM B2 DIST-A Mar 01, 2021
Dec 10, 2020 1RT Total Absent 20120657_01A ROOM B2 FAUCET SINK BY DOOR DIST-A Dec 17, 2020
Jul 30, 2020 1RT Total Absent 20071333_01A FOOD LAB YELLOW SINK DIST-A Aug 04, 2020
Apr 09, 2020 1RT Total Absent 20040334_01A KITCHEN FOOD PREP DIST-A Apr 13, 2020
Jan 28, 2020 1RT Total Absent 20011016_01A MENS RESTROOM S HALL DIST-A Feb 04, 2020
Oct 15, 2019 1RT Total Absent 19100713_01A ROOM B 2 SINK DIST-A Oct 24, 2019
Jul 11, 2019 1RT Total Absent 19070504_01A FOOD CLASS SINK (YELLOW) DIST-A Jul 15, 2019
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Apr 24, 2019 1RT Total Absent 19041033_01A KITCHEN FOOD PREP DIST-A Apr 29, 2019
Jan 28, 2019 1RT Total Absent 1901933_01A ROOM B2 SINK DIST-A Feb 04, 2019
Oct 25, 2018 1RT Total Absent 1810A01_01A FOOD LAB YELLOW SINK DIST-A Nov 08, 2018
Jul 12, 2018 1RT Total Absent 1807544_01A KITCHEN FOOD PREP SINK DIST-A Jul 14, 2018
Apr 19, 2018 1RT Total Absent 1804792_01A B2 SCIENCE ROOM DIST-A Apr 25, 2018
Feb 05, 2018 1RT Total Absent 1802148_03A DAYCARE SINK DIST-A Feb 12, 2018
Feb 05, 2018 1RT Total Absent 1802148_02A F13 SINK DIST-A Feb 12, 2018
Feb 05, 2018 1RT Total Absent 1802148_01A FOOD LAB SINK DIST-A Feb 12, 2018
Jan 23, 2018 1RP Total Absent 180179803A 180174501A SINK AT DAYCARE DIST-A Feb 08, 2018
Jan 23, 2018 1TG Total Absent 1801798_06A 180174501A WELL #3 SRC-AC Jan 26, 2018
Jan 23, 2018 1TG Total Absent 1801798_05A 180174501A WELL #2 SRC-AB Jan 26, 2018
Jan 23, 2018 1TG Total Absent 1801798_04A 180174501A WELL #1 SRC-AA Jan 26, 2018
Jan 23, 2018 1RP Total Absent 1801798_02A 180174501A F13 SINK DIST-A Jan 26, 2018
Jan 23, 2018 1RP Total Absent 1801798_01A 180174501A FOOD LAB DIST-A Jan 26, 2018
Jan 22, 2018 1RT Total POSITIVE 180174501A FOOD LAB YELLOW SINK DIST-A Jan 23, 2018
RT E. coli Absent 180174501A FOOD LAB YELLOW SINK DIST-A
Oct 19, 2017 1RT Total Absent 1710721_01A KITCHEN FOOD PREP SINK DIST-A Oct 27, 2017
Jul 10, 2017 1RT Total Absent 1707319_01A LAB SINK DIST-A Jul 14, 2017
Apr 19, 2017 1RT Total Absent 21701360AA JANITORS FAUCET DIST-A Apr 28, 2017
Mar 08, 2017 1RT Total Absent 21700770AA TEACHERS ROOM DIST-A Mar 16, 2017
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Dec 07, 2016 1RT Total Absent 21604430AA KITCHEN SINK DIST-A Dec 15, 2016
Sep 13, 2016 1RT Total Absent 21603327AA TEACHERS ROOM DIST-A Sep 19, 2016
Jun 06, 2016 1RT Total Absent 21601788AA KITCHEN SINK DIST-A Jun 15, 2016
Apr 19, 2016 1RT Total Absent 21601229AA LIBRARY DIST-A Apr 28, 2016
Feb 22, 2016 1RT Total Absent 21600551AA KITCHEN SINK DIST-A Mar 01, 2016
Dec 14, 2015 1RT Total Absent 21504612AA JANITORS FAUCET DIST-A Dec 23, 2015
Sep 21, 2015 1RT Total Absent 21503619AA KITCHEN SINK DIST-A Sep 29, 2015
Apr 13, 2015 1RT Total Absent 21501506AA KITCHEN SINK DIST-A Apr 17, 2015
Mar 19, 2015 1RT Total Absent 21501057AA KITCHEN SINK DIST-A Apr 03, 2015
Oct 27, 2014 1RT Total Absent 21404161AA TEACHERS ROOM DIST-A Oct 30, 2014
Sep 10, 2014 1RT Total Absent 21403517AA KITCHEN SINK DIST-A Sep 19, 2014
Jun 09, 2014 1RT Total Absent 21402145AA KITCHEN SINK DIST-A Jun 18, 2014
Feb 06, 2014 1RT Total Absent 21400497AA KITCHEN SINK DIST-A Feb 21, 2014
Dec 03, 2013 1RT Total Absent 21305330AA TEACHERS ROOM DIST-A Dec 05, 2013
Sep 16, 2013 1RT Total Absent 21304193AA KITCHEN SINK DIST-A Sep 27, 2013
Jun 05, 2013 1RT Total Absent 21302424AA JANITORS FAUCET DIST-A Jun 07, 2013
Feb 25, 2013 1RT Total Absent 21300759AA KITCHEN SINK DIST-A Feb 27, 2013
Feb 25, 2013 1AS Total Absent 21300741AA WELL #3 BEHIND SCHOO SRC-AC Feb 26, 2013
Feb 25, 2013 1AS Total Absent 21300740AA WELL #2 SRC-AB Feb 26, 2013
Feb 25, 2013 1AS Total Absent 21300739AA WELL #1 SRC-AA Feb 26, 2013
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Dec 03, 2012 1RT Total Absent 21204741AA LIBRARY SINK DIST-A Dec 06, 2012
Jul 25, 2012 1RT Total Absent 21202838AA Janitors Faucet DIST-A Jul 26, 2012
Jun 11, 2012 1RT Total Absent 21202176AA Teachers Room DIST-A Jun 13, 2012
Mar 26, 2012 1RT Total Absent 21201084AA Janitors Faucet DIST-A Mar 28, 2012
Dec 06, 2011 1RT Total Absent 21104672AA Outside Faucet DIST-A Dec 15, 2011
Aug 11, 2011 1RT Total Absent 21103077AA Kitchen Sink DIST-A Aug 12, 2011
Jun 09, 2011 1RT Total Absent 21102118AA Janitors Faucet DIST-A Jun 13, 2011
Feb 23, 2011 1RT Total Absent 21100714AA Kitchen Sink DIST-A Feb 25, 2011
Dec 23, 2010 1RT Total Absent 21005138AA Well #2 - Well Tap DIST-A Dec 27, 2010
Dec 10, 2010 1RT Total Absent 21004939AE F-17 DIST-A Dec 13, 2010
Dec 10, 2010 1RT Total Absent 21004939AD Kitchen Sink DIST-A Dec 13, 2010
Dec 10, 2010 1RT Total Absent 21004939AC Library Sink DIST-A Dec 13, 2010
Dec 10, 2010 1RT Total Absent 21004939AB Teachers Room DIST-A Dec 13, 2010
Dec 10, 2010 1RT Total Absent 21004939AA Well DIST-A Dec 13, 2010
Nov 04, 2010 1TG Total POSITIVE 21004463AD 21004421AA well tap SRC-AA Nov 05, 2010
TG E. coli Absent 21004463AD 21004421AA well tap SRC-AA
Nov 04, 2010 1RP Total Absent 21004463AC 21004421AA Kitchen Sink DIST-A Nov 05, 2010
Nov 04, 2010 1RP Total Absent 21004463AB 21004421AA Library Sink DIST-A Nov 05, 2010
Nov 04, 2010 1RP Total Absent 21004463AA 21004421AA Teachers Room DIST-A Nov 05, 2010
Nov 02, 2010 1RT Total POSITIVE 21004421AA kitchen sink DIST-A Nov 03, 2010
RT E. coli Absent 21004421AA kitchen sink DIST-A
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Aug 09, 2010 1RT Total Absent 21003225AA Janitors Faucet DIST-A Aug 11, 2010
Jun 16, 2010 1RT Total Absent 21002343AA Teachers Room DIST-A Jun 22, 2010
Feb 17, 2010 1RT Total Absent 21000570AA Kitchen Sink DIST-A Feb 18, 2010
Nov 18, 2009 1RT Total Absent 20903976AA Teachers Room DIST-A Nov 23, 2009
Jul 27, 2009 1RT Total Absent 20902469AA JANITORS FAUCET DIST-A Jul 29, 2009
May 11, 2009 1RT Total Absent 20901398AA TEACHERS ROOM DIST-A May 12, 2009
Mar 09, 2009 1RT Total Absent 20900689AA KITCHEN SINK DIST-A Mar 12, 2009
Nov 24, 2008 1RT Total Absent 20804096AA KITCHEN SINK DIST-A Nov 26, 2008
Sep 10, 2008 1RT Total Absent 20803174AA TEACHERS ROOM DIST-A Sep 11, 2008
Jun 16, 2008 1RT Total Absent 20801947AA TEACHERS ROOM DIST-A Jun 17, 2008
Mar 19, 2008 1RT Total Absent 20800859AA KITCHEN SINK DIST-A Mar 20, 2008
Oct 24, 2007 1RT Total Absent 20703965AA WELL TAP DIST-A Oct 25, 2007
Aug 08, 2007 1RT Total Absent 20702828AA KITCHEN DIST-A Aug 13, 2007
May 30, 2007 1RT Total Absent 20701813AA KITCHEN DIST-A May 31, 2007
Feb 14, 2007 1RT Total Absent 20700570AA KITCHEN DIST-A Feb 23, 2007
Dec 07, 2006 1RT Total Absent 20601227AA KITCHEN DIST-A Dec 11, 2006
Sep 25, 2006 1RT Total Absent 20600321AA HIDDEN VALLEY HIGH C DIST-A Oct 03, 2006
May 26, 2006 1RT Total Absent 263133 HIDDEN VALLEY HIGH S DIST-A Jun 12, 2006
Mar 13, 2006 1RT Total Absent 261000 HIDDEN VALLEY HIGH S DIST-A Mar 17, 2006
Oct 26, 2005 1RT Total Absent 254987 HIDDEN VALLEY HIGH S DIST-A Nov 03, 2005
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Jul 20, 2005 1RT Total Absent 253110 HIDDEN VALLEY HIGH S DIST-A Aug 03, 2005
Apr 18, 2005 1RT Total Absent 251578 HIDDEN VALLEY HIGH S DIST-A May 03, 2005
Mar 10, 2005 1RT Total Absent 250986 HIDDEN VALLEY HIGH S DIST-A Mar 30, 2005
Oct 28, 2004 1RT Total Absent 244806 HIDDEN VALLEY HIGH S DIST-A Nov 02, 2004
Sep 14, 2004 1RT Total Absent 244049 HIDDEN VALLEY HIGH S DIST-A Oct 03, 2004
Aug 17, 2004 1RT Total Absent 243581 HIDDEN VALLEY HIGH S DIST-A Sep 02, 2004
Jun 03, 2004 1RT Total Absent 242231 HIDDEN VALLEY HIGH S DIST-A Jun 08, 2004
Jan 26, 2004 1RT Total Absent 240329 DIST-A Feb 04, 2004
Oct 09, 2003 1RT Total Absent 234342 DIST-A Nov 10, 2003
Jul 21, 2003 1RT Total Absent 232884 DIST-A Aug 06, 2003
Apr 24, 2003 1RT Total Absent 231546 DIST-A May 05, 2003
Feb 14, 2003 1RT Total Absent 20-230534 DIST-A Mar 06, 2003
Dec 06, 2002 1RT Total Absent 224872 DIST-A Dec 30, 2002
Sep 05, 2002 1RT Total Absent 223534 DIST-A Oct 02, 2002
Jun 14, 2002 1RT Total Absent 222220 DIST-A Dec 31, 1969
Mar 26, 2002 1RT Total Absent 221076 DIST-A Apr 05, 2002



See also:  Coliform Fact Sheet  ::  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:  Show special samples  ::  Exclude results older than 2021


More information for this water system: SDWIS ID 1088
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