OHA Drinking Water Services
PWS ID: 05979 ---- HIDDEN VALLEY WATER SYSTEM
Water Quality Alerts

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Alert Date Range: From to
Alert Type
 Alert ID Sample Date Alert Date Contact
Report		 Response
Time (Days)		 Location Analyte
 Result
 Current
Alert Level		 Current
MCL		 Units Sample Type Lab Sample ID SelectAtype FilterAlertDate
TCR ARCHIVE 09/22/1997 01/26/1998 COLIFORM, TOTAL (TCR) Present Present Routine 970923-023 Alert TCR0 1998-01-26
IOC ARCHIVE 09/22/1997 01/28/1998 AA SODIUM 61.2 20 MG/L 970923-022 Alert Chem IOC0 1998-01-28
TCR ARCHIVE 10/16/1997 01/26/1998 COLIFORM, TOTAL (TCR) Present Present Repeat 971017-012 Alert TCR0 1998-01-26
TCR ARCHIVE 10/16/1997 01/26/1998 COLIFORM, TOTAL (TCR) Present Present Repeat 971017-013 Alert TCR0 1998-01-26
TCR ARCHIVE 10/16/1997 01/26/1998 COLIFORM, TOTAL (TCR) Present Present Repeat 971017-014 Alert TCR0 1998-01-26
TCR ARCHIVE 10/16/1997 01/26/1998 COLIFORM, TOTAL (TCR) Present Present Repeat 971017-015 Alert TCR0 1998-01-26
TCR ARCHIVE 11/24/1997 01/26/1998 COLIFORM, TOTAL (TCR) Present Present Repeat 971125-035 Alert TCR0 1998-01-26
TCR ARCHIVE 11/24/1997 01/26/1998 COLIFORM, TOTAL (TCR) Present Present Repeat 971125-037 Alert TCR0 1998-01-26
TCR ARCHIVE 11/24/1997 01/26/1998 COLIFORM, TOTAL (TCR) Present Present Repeat 971125-039 Alert TCR0 1998-01-26
TCR ARCHIVE 11/19/1998 12/10/1998 COLIFORM, TOTAL (TCR) Present Present Routine 981120027 Alert TCR0 1998-12-10
TCR ARCHIVE 12/17/1998 01/15/1999 COLIFORM, TOTAL (TCR) Present Present Repeat 981218016 Alert TCR0 1999-01-15
TCR ARCHIVE 01/14/1999 02/10/1999 COLIFORM, TOTAL (TCR) Present Present Repeat 990115014 Alert TCR0 1999-02-10
TCR ARCHIVE 01/14/1999 02/10/1999 COLIFORM, TOTAL (TCR) Present Present Repeat 990115015 Alert TCR0 1999-02-10
TCR ARCHIVE 01/14/1999 02/10/1999 COLIFORM, TOTAL (TCR) Present Present Repeat 990115016 Alert TCR0 1999-02-10
TCR ARCHIVE 01/14/1999 02/10/1999 COLIFORM, TOTAL (TCR) Present Present Repeat 990115017 Alert TCR0 1999-02-10
TCR ARCHIVE 03/28/2000 04/10/2000 COLIFORM, TOTAL (TCR) Present Present Routine 000328004 Alert TCR0 2000-04-10
TCR ARCHIVE 07/13/2000 08/08/2000 COLIFORM, TOTAL (TCR) Present Present Routine 000713062 Alert TCR0 2000-08-08
TCR ARCHIVE 10/12/2000 11/06/2000 COLIFORM, TOTAL (TCR) Present Present Routine 001012049 Alert TCR0 2000-11-06
TCR ARCHIVE 01/11/2001 02/02/2001 COLIFORM, TOTAL (TCR) Present Present Routine 010111039 Alert TCR0 2001-02-02
TCR ARCHIVE 07/12/2001 08/03/2001 COLIFORM, TOTAL (TCR) Present Present Routine 010712032 Alert TCR0 2001-08-03
TCR ARCHIVE 07/16/2002 08/06/2002 COLIFORM, TOTAL (TCR) Present Present Routine 020716046 Alert TCR0 2002-08-06
TCR COLI195 04/02/2003 05/07/2003 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 030402055 Alert TCR0 2003-05-07
TCR COLI3988 02/16/2007 02/20/2007 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 20070216009 Alert TCR0 2007-02-20
TCR COLI4006 02/21/2007 03/05/2007 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 20070221023 Alert TCR0 2007-03-05
TCR COLI4006 02/21/2007 03/05/2007 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 20070221025 Alert TCR0 2007-03-05
TCR COLI4006 02/21/2007 03/05/2007 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 20070221026 Alert TCR0 2007-03-05
TCR COLI4266 07/05/2007 07/10/2007 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 20070705089 Alert TCR0 2007-07-10
TCR COLI4293 07/11/2007 07/19/2007 07/11/2007 -8 DIST-A COLIFORM, TOTAL (TCR) Present Present Repeat 20070712019 Alert TCR0 2007-07-19
TCR COLI4645 10/03/2007 10/05/2007 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 20071003044 Alert TCR0 2007-10-05
TCR COLI4660 10/08/2007 10/10/2007 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 20071008013 Alert TCR0 2007-10-10
TCR COLI4660 10/08/2007 10/10/2007 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 20071008014 Alert TCR0 2007-10-10
TCR COLI4660 10/08/2007 10/10/2007 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 20071008015 Alert TCR0 2007-10-10
TCR COLI4660 10/08/2007 10/10/2007 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 20071008016 Alert TCR0 2007-10-10
TCR COLI5138 04/02/2008 04/07/2008 04/07/2008 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 20080402061 Alert TCR0 2008-04-07
TCR COLI5155 04/15/2008 04/17/2008 04/17/2008 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 20080415007 Alert TCR0 2008-04-17
TCR COLI5155 04/15/2008 04/17/2008 04/17/2008 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 20080415008 Alert TCR0 2008-04-17
TCR COLI5155 04/15/2008 04/17/2008 04/17/2008 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 20080415010 Alert TCR0 2008-04-17
TCR COLI6057 01/09/2009 01/13/2009 01/20/2009 7 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 20090109031 Alert TCR0 2009-01-13
TCR COLI18968 06/27/2019 06/28/2019 07/01/2019 3 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 20190627021 Alert TCR0 2019-06-28
TCR COLI19769 03/20/2020 03/23/2020 03/25/2020 2 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 20200320010 Alert TCR0 2020-03-23
TCR COLI19813 04/20/2020 04/21/2020 04/22/2020 1 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 20200420016 Alert TCR0 2020-04-21
TCR COLI19819 04/27/2020 04/29/2020 04/29/2020 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Repeat 20200427021 Alert TCR0 2020-04-29
TCR COLI19819 04/27/2020 04/29/2020 04/29/2020 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Repeat 20200427022 Alert TCR0 2020-04-29
TCR COLI19819 04/27/2020 04/29/2020 04/29/2020 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Repeat 20200427039 Alert TCR0 2020-04-29
Notice - Source COLI20687 12/21/2020 12/22/2020 SRC-AA COLIFORM, TOTAL (TCR) Present Present Assessment 20201221069 Notice Source 2020-12-22
Notice - Source COLI21074 06/25/2021 06/30/2021 SRC-AA COLIFORM, TOTAL (TCR) Present Present Assessment 20210625031 Notice Source 2021-06-30
ARS CHEM9415 08/10/2021 08/12/2021 08/12/2021 0 SRC-AA ARSENIC 0.0112 0.0105 0.01 MG/L 20210810018-I Alert Chem CMCL ARS0 2021-08-12


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