OHA Drinking Water Services
OR41
PWS ID: 00741 ---- HILAND WC - HELTON
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
NO3 ARCHIVE 03/11/1997 04/16/1997 AA NITRATE 7.16 5 10 MG/L 9703-056-1 Alert Chem NO30 1997-04-16
TCR ARCHIVE 05/13/1997 05/20/1997 COLIFORM (TCR) Present Present Routine 4458 Alert TCR0 1997-05-20
TCR ARCHIVE 12/02/1999 01/03/2000 COLIFORM (TCR) Present Present Routine 991202031 Alert TCR0 2000-01-03
NO3 ARCHIVE 12/13/1999 12/27/1999 BA NITRATE 6.4 5 10 MG/L 991213008 Alert Chem NO30 1999-12-27
TCR ARCHIVE 12/13/1999 01/03/2000 COLIFORM (TCR) Present Present Repeat 991214004 Alert TCR0 2000-01-03
NO3 ARCHIVE 01/03/2000 01/13/2000 BA NITRATE 7 5 10 MG/L 000103048 Alert Chem NO30 2000-01-13
TCR ARCHIVE 01/03/2000 02/03/2000 COLIFORM (TCR) Present Present Repeat 000103046 Alert TCR0 2000-02-03
TCR ARCHIVE 01/03/2000 02/03/2000 COLIFORM (TCR) Present Present Repeat 000103047 Alert TCR0 2000-02-03
TCR ARCHIVE 01/21/2000 02/03/2000 COLIFORM (TCR) Present Present Routine 000121010 Alert TCR0 2000-02-03
TCR ARCHIVE 01/21/2000 02/03/2000 COLIFORM (TCR) Present Present Routine 000121011 Alert TCR0 2000-02-03
TCR ARCHIVE 04/06/2000 05/01/2000 COLIFORM (TCR) Present Present Routine 000406047 Alert TCR0 2000-05-01
NO3 ARCHIVE 04/06/2000 05/01/2000 BA NITRATE 8.7 5 10 MG/L 0000406079 Alert Chem NO30 2000-05-01
TCR ARCHIVE 05/04/2000 06/06/2000 COLIFORM (TCR) Present Present Routine 000504027 Alert TCR0 2000-06-06
TCR ARCHIVE 06/08/2000 07/04/2000 COLIFORM (TCR) Present Present Routine 000608032 Alert TCR0 2000-07-04
TCR ARCHIVE 06/21/2000 07/04/2000 COLIFORM (TCR) Present Present Repeat 000621039 Alert TCR0 2000-07-04
NO3 ARCHIVE 10/05/2000 11/07/2000 BA NITRATE 8.4 5 10 MG/L 0001005086 Alert Chem NO30 2000-11-07
NO3 ARCHIVE 01/04/2001 01/16/2001 BA NITRATE 8 5 10 MG/L 0010104073 Alert Chem NO30 2001-01-16
NO3 ARCHIVE 04/05/2001 05/03/2001 BA NITRATE 7.5 5 10 MG/L 0010405082 Alert Chem NO30 2001-05-03
NO3 ARCHIVE 07/05/2001 08/03/2001 BA NITRATE 8.3 5 10 MG/L 0010705070 Alert Chem NO30 2001-08-03
NO3 ARCHIVE 10/04/2001 10/18/2001 BA NITRATE 6.9 5 10 MG/L 0011004101 Alert Chem NO30 2001-10-18
NO3 ARCHIVE 11/26/2001 12/03/2001 AA NITRATE 6.7 5 10 MG/L 0011126099 Alert Chem NO30 2001-12-03
TCR ARCHIVE 01/22/2002 02/04/2002 COLIFORM (TCR) Present Present Routine 020122033 Alert TCR0 2002-02-04
NO3 CHEM57 01/22/2002 08/15/2002 EP-B NITRATE 7.4 5 10 MG/L 20020122-065 Alert Chem NO30 2002-08-15
NO3 CHEM31 04/18/2002 08/07/2002 EP-B NITRATE 7.7 5 10 MG/L 20020418-100 Alert Chem NO30 2002-08-07
NO3 CHEM73 07/18/2002 08/20/2002 EP-B NITRATE 6.9 5 10 MG/L 20020718-075 Alert Chem NO30 2002-08-20
TCR COLI434 07/23/2003 08/05/2003 DIST-A COLIFORM (TCR) Present Present Routine 030723039 Alert TCR0 2003-08-05
TCR COLI434 07/25/2003 08/05/2003 DIST-A COLIFORM (TCR) Present Present Repeat 030725025 Alert TCR0 2003-08-05
TCR COLI434 07/25/2003 08/05/2003 DIST-A COLIFORM (TCR) Present Present Repeat 030725027 Alert TCR0 2003-08-05
TCR COLI434 07/31/2003 08/05/2003 DIST-A COLIFORM (TCR) Present Present Repeat 030731010 Alert TCR0 2003-08-05
TCR COLI620 08/18/2003 09/23/2003 DIST-A COLIFORM (TCR) Present Present Repeat 030818007 Alert TCR0 2003-09-23
TCR COLI620 08/18/2003 09/23/2003 DIST-A COLIFORM (TCR) Present Present Repeat 030818008 Alert TCR0 2003-09-23
NO3 CHEM645 12/31/2003 01/14/2004 EP-A NITRATE 5.5 5 10 MG/L 20031231-009 Alert Chem NO30 2004-01-14
NO3 CHEM645 12/31/2003 01/14/2004 EP-B NITRATE 7.7 5 10 MG/L 20031231-010 Alert Chem NO30 2004-01-14
TCR COLI1479 08/04/2004 09/14/2004 DIST-A COLIFORM (TCR) Present Present Routine 20040804_030 Alert TCR0 2004-09-14
TCR COLI1479 08/09/2004 09/14/2004 DIST-A COLIFORM (TCR) Present Present Repeat 20040809_087 Alert TCR0 2004-09-14
TCR COLI1479 08/09/2004 09/14/2004 DIST-A COLIFORM (TCR) Present Present Repeat 20040809_088 Alert TCR0 2004-09-14
TCR COLI1479 08/09/2004 09/14/2004 DIST-A COLIFORM (TCR) Present Present Repeat 20040809_089 Alert TCR0 2004-09-14
TCR COLI1479 08/09/2004 09/14/2004 DIST-A COLIFORM (TCR) Present Present Repeat 20040809_090 Alert TCR0 2004-09-14
TCR COLI1558 09/09/2004 10/11/2004 DIST-A COLIFORM (TCR) Present Present Routine 20040909_015 Alert TCR0 2004-10-11
TCR COLI1558 09/09/2004 10/11/2004 DIST-A COLIFORM (TCR) Present Present Routine 20040909_016 Alert TCR0 2004-10-11
TCR COLI1558 09/09/2004 10/11/2004 DIST-A COLIFORM (TCR) Present Present Routine 20040909_017 Alert TCR0 2004-10-11
TCR COLI1790 12/01/2004 01/10/2005 DIST-A COLIFORM (TCR) Present Present Routine 20041201_032 Alert TCR0 2005-01-10
TCR COLI2494 09/07/2005 10/06/2005 DIST-A COLIFORM (TCR) Present Present Routine 20050907054 Alert TCR0 2005-10-06
NO3 CHEM1804 10/19/2005 12/19/2005 EP-B NITRATE 5.7 5 10 MG/L 20051019-075 Alert Chem NO30 2005-12-19
TCR COLI2742 12/05/2005 01/05/2006 DIST-A COLIFORM (TCR) Present Present Routine 20051205039 Alert TCR0 2006-01-05
NO3 CHEM2420 07/27/2006 04/04/2007 EP-A NITRATE 5.8 5 10 MG/L 20060727025 Alert Chem NO30 2007-04-04
NIT CHEM3108 07/27/2006 08/29/2008 EP-A NITRATE-NITRITE 5.8 10 MG/L 20060727025 Alert Chem NIT0 2008-08-29
TCR COLI3709 10/30/2006 11/01/2006 DIST-A COLIFORM (TCR) Present Present Routine 20061030004 Alert TCR0 2006-11-01
TCR COLI3715 11/01/2006 11/06/2006 DIST-A COLIFORM (TCR) Present Present Repeat 20061101015 Alert TCR0 2006-11-06
TCR COLI3715 11/01/2006 11/06/2006 DIST-A COLIFORM (TCR) Present Present Repeat 20061101017 Alert TCR0 2006-11-06
NO3 CHEM2466 04/02/2007 05/03/2007 05/04/2007 1 EP-A NITRATE 5.8 5 10 MG/L 424676N Alert Chem NO30 2007-05-03
TCR COLI4097 04/16/2007 04/17/2007 DIST-A COLIFORM (TCR) Present Present Routine 425423 Alert TCR0 2007-04-17
TCR COLI4104 04/19/2007 04/20/2007 DIST-A COLIFORM (TCR) Present Present Repeat 425728 Alert TCR0 2007-04-20
TCR COLI4104 04/19/2007 04/20/2007 DIST-A COLIFORM (TCR) Present Present Repeat 425729 Alert TCR0 2007-04-20
TCR COLI4104 04/19/2007 04/20/2007 DIST-A COLIFORM (TCR) Present Present Repeat 425730 Alert TCR0 2007-04-20
TCR COLI4104 04/19/2007 04/20/2007 DIST-A COLIFORM (TCR) Present Present Repeat 425731 Alert TCR0 2007-04-20
TCR COLI4132 05/07/2007 05/09/2007 DIST-A COLIFORM (TCR) Present Present Routine 426531 Alert TCR0 2007-05-09
TCR COLI4781 11/06/2007 11/07/2007 11/07/2007 0 DIST-A COLIFORM (TCR) Present Present Routine 436098 Alert TCR0 2007-11-07
TCR COLI4798 11/09/2007 11/13/2007 11/14/2007 1 DIST-A COLIFORM (TCR) Present Present Repeat 436441 Alert TCR0 2007-11-13
TCR COLI4813 11/15/2007 11/16/2007 11/19/2007 3 DIST-A E. COLI Present 0 Repeat 436771 Alert TCR0 2007-11-16
TCR COLI4813 11/15/2007 11/16/2007 11/19/2007 3 DIST-A COLIFORM (TCR) Present Present Repeat 436771 Alert TCR0 2007-11-16
TCR COLI4813 11/15/2007 11/16/2007 11/19/2007 3 DIST-A COLIFORM (TCR) Present Present Repeat 436773 Alert TCR0 2007-11-16
TCR COLI4813 11/15/2007 11/16/2007 11/19/2007 3 DIST-A COLIFORM (TCR) Present Present Repeat 436774 Alert TCR0 2007-11-16
NO3 CHEM2901 01/01/2008 04/10/2008 04/11/2008 1 EP-A NITRATE 5.8 5 10 MG/L 0800208-I Alert Chem NO30 2008-04-10
TCR COLI5307 06/29/2008 07/01/2008 07/08/2008 7 DIST-A COLIFORM (TCR) Present Present Routine 448265 Alert TCR0 2008-07-01
NO3 CHEM3936 01/04/2010 02/09/2010 02/10/2010 1 EP-A NITRATE 8 5 10 MG/L 1000503-I Alert Chem NO30 2010-02-09
TCR COLI8552 11/01/2010 11/02/2010 11/03/2010 1 DIST-A COLIFORM (TCR) Present Present Routine 499008 Alert TCR0 2010-11-02
TCR COLI8639 11/12/2010 11/15/2010 12/02/2010 17 DIST-A COLIFORM (TCR) Present Present Repeat 500008 Alert TCR0 2010-11-15
NO3 CHEM4730 11/14/2010 01/20/2011 01/20/2011 0 EP-A NITRATE 6.2 5 10 MG/L 031900101-I Alert Chem NO30 2011-01-20
NIT CHEM4732 11/14/2010 01/24/2011 EP-A NITRATE-NITRITE 6.2 10 MG/L 031900101-I Alert Chem NIT0 2011-01-24
NO3 CHEM4812 01/03/2011 04/01/2011 04/06/2011 5 EP-A NITRATE 6 5 10 MG/L 100401802-I Alert Chem NO30 2011-04-01
NIT CHEM5430 05/15/2012 07/11/2012 EP-A NITRATE-NITRITE 5 10 MG/L 213700601-I Alert Chem NIT0 2012-07-11
NO3 CHEM5423 05/15/2012 07/11/2012 07/11/2012 0 EP-A NITRATE 5 5 10 MG/L 213700601-I Alert Chem NO30 2012-07-11
TCR COLI10654 07/02/2012 07/06/2012 07/06/2012 0 SRC-AA E. COLI Present 0 Assessment 532078 Alert TCR0 2012-07-06
Notice - Source COLI10654 07/02/2012 07/06/2012 07/06/2012 0 SRC-AA COLIFORM (TCR) Present Present Assessment 532078 Notice Source 2012-07-06
TCR COLI10675 07/09/2012 07/11/2012 07/11/2012 0 SRC-AA E. COLI Present 0 Confirmation 532325 Alert TCR0 2012-07-11
TCR COLI10675 07/09/2012 07/11/2012 07/11/2012 0 SRC-AA E. COLI Present 0 Confirmation 532326 Alert TCR0 2012-07-11
TCR COLI10675 07/09/2012 07/11/2012 07/11/2012 0 SRC-AA E. COLI Present 0 Confirmation 532327 Alert TCR0 2012-07-11
TCR COLI10675 07/09/2012 07/11/2012 07/11/2012 0 SRC-AA E. COLI Present 0 Confirmation 532328 Alert TCR0 2012-07-11
TCR COLI10675 07/09/2012 07/11/2012 07/11/2012 0 SRC-AA E. COLI Present 0 Confirmation 532329 Alert TCR0 2012-07-11
Notice - Source COLI10675 07/09/2012 07/11/2012 07/11/2012 0 SRC-AA COLIFORM (TCR) Present Present Confirmation 532325 Notice Source 2012-07-11
Notice - Source COLI10675 07/09/2012 07/11/2012 07/11/2012 0 SRC-AA COLIFORM (TCR) Present Present Confirmation 532326 Notice Source 2012-07-11
Notice - Source COLI10675 07/09/2012 07/11/2012 07/11/2012 0 SRC-AA COLIFORM (TCR) Present Present Confirmation 532327 Notice Source 2012-07-11
Notice - Source COLI10675 07/09/2012 07/11/2012 07/11/2012 0 SRC-AA COLIFORM (TCR) Present Present Confirmation 532328 Notice Source 2012-07-11
Notice - Source COLI10675 07/09/2012 07/11/2012 07/11/2012 0 SRC-AA COLIFORM (TCR) Present Present Confirmation 532329 Notice Source 2012-07-11
NO3 CHEM5495 07/13/2012 08/30/2012 08/31/2012 1 EP-B NITRATE 7 5 10 MG/L 219502201-I Alert Chem NO30 2012-08-30
Notice - Source COLI10882 09/05/2012 09/06/2012 SRC-BA COLIFORM (TCR) Present Present Assessment 535145 Notice Source 2012-09-06
TCR COLI11129 11/01/2012 11/06/2012 11/06/2012 0 DIST-A COLIFORM (TCR) Present Present Routine 538516 Alert TCR0 2012-11-06
NO3 CHEM5631 11/08/2012 12/11/2012 12/12/2012 1 EP-B NITRATE 8 5 10 MG/L 231301001-I Alert Chem NO30 2012-12-11
NO3 CHEM5682 01/01/2013 02/01/2013 02/01/2013 0 EP-B NITRATE 7.6 5 10 MG/L 300202401-I Alert Chem NO30 2013-02-01
NO3 CHEM5746 04/05/2013 04/11/2013 04/12/2013 1 EP-B NITRATE 7.4 5 10 MG/L 309501501-I Alert Chem NO30 2013-04-11
NO3 CHEM6139 11/05/2013 01/09/2014 01/09/2014 0 EP-B NITRATE 8 5 10 MG/L 330901001-I Alert Chem NO30 2014-01-09
NIT CHEM6144 11/05/2013 01/10/2014 EP-B NITRATE-NITRITE 8 10 MG/L 330901001-I Alert Chem NIT0 2014-01-10
NO3 CHEM6583 11/12/2014 12/29/2014 12/30/2014 1 EP-B NITRATE 7.27 5 10 MG/L 431602401-I Alert Chem NO30 2014-12-29
NO3 CHEM6943 09/02/2015 11/17/2015 11/20/2015 3 EP-B NITRATE 5.26 5 10 MG/L 524505001-I Alert Chem NO30 2015-11-17
NO3 CHEM7462 11/03/2016 12/28/2016 12/29/2016 1 EP-B NITRATE 6.12 5 10 MG/L 630802701-I Alert Chem NO30 2016-12-28
NIT CHEM7471 11/03/2016 01/04/2017 01/04/2017 0 EP-B NITRATE-NITRITE 6.15 10 MG/L 630802701-I Alert Chem NIT0 2017-01-04
NO3 CHEM7817 12/07/2017 12/21/2017 12/21/2017 0 EP-B NITRATE 8.6 5 10 MG/L 734200601-I Alert Chem NO30 2017-12-21
NO3 CHEM8067 09/04/2018 09/14/2018 09/14/2018 0 EP-B NITRATE 5.68 5 10 MG/L 824800501-I Alert Chem NO30 2018-09-14
NO3 CHEM8648 09/26/2019 10/31/2019 10/31/2019 0 EP-B NITRATE 6.96 5 10 MG/L 926902101-I Alert Chem NO30 2019-10-31
NIT CHEM8657 09/26/2019 11/01/2019 11/01/2019 0 EP-B NITRATE-NITRITE 7 10 MG/L 926902101-I Alert Chem NIT0 2019-11-01
NO3 CHEM9194 11/12/2020 12/30/2020 12/31/2020 1 EP-B NITRATE 5.77 5 10 MG/L 031702401-I Alert Chem NO30 2020-12-30
Notice - Source COLI21372 09/09/2021 09/10/2021 09/10/2021 0 SRC-AA COLIFORM (TCR) Present Present Assessment 125201601 Notice Source 2021-09-10
TCR TCR-1756 02/06/2024 02/08/2024 02/08/2024 0 DIST-A COLIFORM (TCR) Present Present Routine 4038014-01 Alert TCR0 2024-02-08



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