OHA Drinking Water Services
OR41
PWS ID: 05775 ---- OSU HORTICULTURE VEG RESEARCH
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 04/12/1994 04/26/1994 AA NITRATE 8.8 5 10 MG/L 940412-096 Alert Chem NO30 1994-04-26
NO3 ARCHIVE 10/11/1994 10/28/1994 AA NITRATE 5.1 5 10 MG/L 941011-068 Alert Chem NO30 1994-10-28
NO3 ARCHIVE 01/16/1995 02/09/1995 AA NITRATE 5.5 5 10 MG/L 950116-028 Alert Chem NO30 1995-02-09
NO3 ARCHIVE 04/11/1995 06/19/1995 AA NITRATE 9.68 5 10 MG/L 950411-079 Alert Chem NO30 1995-06-19
NO3 ARCHIVE 07/11/1995 08/04/1995 AA NITRATE 10.7 5 10 MG/L 950711-101 Alert Chem NO30 1995-08-04
NO3 ARCHIVE 08/28/1995 09/28/1995 AA NITRATE 10.4 5 10 MG/L 950829-025 Alert Chem NO30 1995-09-28
NO3 ARCHIVE 10/10/1995 10/25/1995 AA NITRATE 8.14 5 10 MG/L 951010-072 Alert Chem NO30 1995-10-25
NO3 ARCHIVE 04/09/1996 04/30/1996 AA NITRATE 6.9 5 10 MG/L 960409-071 Alert Chem NO30 1996-04-30
NO3 CHEM2321 04/09/1996 02/07/2007 EP-A NITRATE 6.9 5 10 MG/L 960409-071 Alert Chem NO30 2007-02-07
NO3 ARCHIVE 10/08/1996 11/22/1996 AA NITRATE 6.7 5 10 MG/L 961008-054 Alert Chem NO30 1996-11-22
NO3 ARCHIVE 04/08/1997 04/21/1997 AA NITRATE 8.2 5 10 MG/L 970408-058 Alert Chem NO30 1997-04-21
NO3 ARCHIVE 08/12/1997 08/27/1997 AA NITRATE 6.1 5 10 MG/L 970812-042 Alert Chem NO30 1997-08-27
NO3 ARCHIVE 02/10/1998 03/23/1998 AA NITRATE 8.3 5 10 MG/L 980210-052 Alert Chem NO30 1998-03-23
NO3 ARCHIVE 04/14/1998 05/26/1998 AA NITRATE 6.1 5 10 MG/L 980414-067 Alert Chem NO30 1998-05-26
NO3 ARCHIVE 07/14/1998 09/14/1998 AA NITRATE 6.4 5 10 MG/L 980714-071 Alert Chem NO30 1998-09-14
NO3 ARCHIVE 07/13/1999 07/26/1999 AA NITRATE 8.7 5 10 MG/L 990713091 Alert Chem NO30 1999-07-26
NO3 ARCHIVE 10/12/1999 10/22/1999 AA NITRATE 6.8 5 10 MG/L 991012068 Alert Chem NO30 1999-10-22
NO3 ARCHIVE 04/11/2000 05/01/2000 AA NITRATE 9.1 5 10 MG/L 0000411064 Alert Chem NO30 2000-05-01
NO3 ARCHIVE 07/18/2000 07/24/2000 AA NITRATE 8.5 5 10 MG/L 0000718066 Alert Chem NO30 2000-07-24
NO3 ARCHIVE 10/10/2000 11/07/2000 AA NITRATE 6.1 5 10 MG/L 0001010069 Alert Chem NO30 2000-11-07
NO3 CHEM38 04/09/2002 08/07/2002 EP-A NITRATE 5.1 5 10 MG/L 20020409-028 Alert Chem NO30 2002-08-07
NO3 CHEM75 07/09/2002 08/20/2002 EP-A NITRATE 5.6 5 10 MG/L 20020709-076 Alert Chem NO30 2002-08-20
NO3 CHEM468 07/08/2003 08/04/2003 EP-A NITRATE 6.8 5 10 MG/L 20030708-080 Alert Chem NO30 2003-08-04
NO3 CHEM555 10/14/2003 10/30/2003 EP-A NITRATE 6.5 5 10 MG/L 20061014-068 Alert Chem NO30 2003-10-30
NO3 CHEM782 04/13/2004 06/11/2004 EP-A NITRATE 7.8 5 10 MG/L 20040413-054 Alert Chem NO30 2004-06-11
NO3 CHEM844 07/13/2004 08/23/2004 EP-A NITRATE 7.9 5 10 MG/L 20040713-074 Alert Chem NO30 2004-08-23
NO3 CHEM1035 10/12/2004 12/10/2004 EP-A NITRATE 6.1 5 10 MG/L 20041012-080 Alert Chem NO30 2004-12-10
NO3 CHEM1147 01/11/2005 02/01/2005 EP-A NITRATE 7.1 5 10 MG/L 20050111-071 Alert Chem NO30 2005-02-01
NO3 CHEM1606 04/12/2005 05/12/2005 EP-A NITRATE 5.8 5 10 MG/L 20050412-042 Alert Chem NO30 2005-05-12
NO3 CHEM1723 07/12/2005 08/16/2005 EP-A NITRATE 6.5 5 10 MG/L 20050712-068 Alert Chem NO30 2005-08-16
NO3 CHEM1830 10/11/2005 12/19/2005 EP-A NITRATE 6.1 5 10 MG/L 20051011-090 Alert Chem NO30 2005-12-19
NO3 CHEM1996 04/11/2006 05/11/2006 EP-A NITRATE 6.9 5 10 MG/L 20060411-057 Alert Chem NO30 2006-05-11
NO3 CHEM2024 04/11/2006 06/13/2006 EP-A NITRATE 6.9 5 10 MG/L 20060411057 Alert Chem NO30 2006-06-13
NO3 CHEM2123 07/18/2006 08/07/2006 EP-A NITRATE 7.9 5 10 MG/L 20060718-081 Alert Chem NO30 2006-08-07
NO3 CHEM2247 10/10/2006 10/24/2006 EP-A NITRATE 6.9 5 10 MG/L 20061010041 Alert Chem NO30 2006-10-24
NO3 CHEM2321 01/09/2007 02/07/2007 EP-A NITRATE 6.3 5 10 MG/L 20070109-069 Alert Chem NO30 2007-02-07
NO3 CHEM2455 04/10/2007 04/25/2007 05/03/2007 8 EP-A NITRATE 7.6 5 10 MG/L 20070410084 Alert Chem NO30 2007-04-25
NO3 CHEM2572 07/12/2007 08/03/2007 EP-A NITRATE 7.6 5 10 MG/L 20070712040 Alert Chem NO30 2007-08-03
NO3 CHEM2690 10/09/2007 10/31/2007 EP-A NITRATE 7.3 5 10 MG/L 20071009065 Alert Chem NO30 2007-10-31
NO3 CHEM2846 01/15/2008 02/15/2008 EP-A NITRATE 6.2 5 10 MG/L 20080115068 Alert Chem NO30 2008-02-15
NO3 CHEM2941 04/09/2008 05/05/2008 05/06/2008 1 EP-A NITRATE 7.6 5 10 MG/L 20080409041-I Alert Chem NO30 2008-05-05
NO3 CHEM4503 10/18/2010 11/01/2010 11/01/2010 0 EP-A NITRATE 7.9 5 10 MG/L 20101018061-I Alert Chem NO30 2010-11-01
NO3 CHEM4740 01/18/2011 01/28/2011 01/28/2011 0 EP-A NITRATE 5.9 5 10 MG/L 20110118069-I Alert Chem NO30 2011-01-28
NO3 CHEM4846 04/12/2011 04/25/2011 04/26/2011 1 EP-A NITRATE 7.51 5 10 MG/L 20110412030-I Alert Chem NO30 2011-04-25
NO3 CHEM4996 07/20/2011 08/12/2011 08/16/2011 4 EP-A NITRATE 8.86 5 10 MG/L 20110720075-I Alert Chem NO30 2011-08-12
TCR COLI9791 10/11/2011 10/14/2011 10/13/2011 -1 DIST-A COLIFORM (TCR) Present Present Routine 20111011049 Alert TCR0 2011-10-14
NO3 CHEM5107 10/11/2011 10/20/2011 10/21/2011 1 EP-A NITRATE 8.65 5 10 MG/L 20111011051-I Alert Chem NO30 2011-10-20
NO3 CHEM5227 01/10/2012 01/18/2012 01/18/2012 0 EP-A NITRATE 7.48 5 10 MG/L 20120110055-I Alert Chem NO30 2012-01-18
NO3 CHEM5345 04/10/2012 04/27/2012 04/30/2012 3 EP-A NITRATE 7.579 5 10 MG/L 20120410051-I Alert Chem NO30 2012-04-27
NO3 CHEM5514 09/11/2012 09/17/2012 09/21/2012 4 EP-A NITRATE 8.6 5 10 MG/L 26774-I Alert Chem NO30 2012-09-17
TCR COLI12084 09/10/2013 09/12/2013 09/13/2013 1 DIST-A COLIFORM (TCR) Present Present Routine 38361 Alert TCR0 2013-09-12
NO3 CHEM5936 09/10/2013 09/13/2013 09/16/2013 3 EP-A NITRATE 5.4 5 10 MG/L 38362-I Alert Chem NO30 2013-09-13
TCR COLI12305 10/10/2013 10/11/2013 10/14/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 44103 Alert TCR0 2013-10-11
TCR COLI12305 10/10/2013 10/11/2013 10/14/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 44104 Alert TCR0 2013-10-11
TCR COLI12305 10/10/2013 10/11/2013 10/14/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 44106 Alert TCR0 2013-10-11
TCR COLI12449 11/21/2013 11/25/2013 11/22/2013 -3 DIST-A COLIFORM (TCR) Present Present Routine 1350716 Alert TCR0 2013-11-25
NO3 CHEM6296 05/20/2014 05/22/2014 05/27/2014 5 EP-A NITRATE 5.3 5 10 MG/L 1421636-I Alert Chem NO30 2014-05-22
NO3 CHEM6706 05/19/2015 05/22/2015 05/27/2015 5 EP-A NITRATE 7.8 5 10 MG/L 1522426-I Alert Chem NO30 2015-05-22
NO3 CHEM7058 02/24/2016 02/26/2016 03/08/2016 11 EP-A NITRATE 5.3 5 10 MG/L 1609405-I Alert Chem NO30 2016-02-26
NO3 CHEM7531 03/14/2017 03/17/2017 03/20/2017 3 EP-A NITRATE 8.6 5 10 MG/L 1713128-I Alert Chem NO30 2017-03-17
NO3 CHEM7592 05/26/2017 05/31/2017 05/31/2017 0 EP-A NITRATE 8.9 5 10 MG/L 1728488-I Alert Chem NO30 2017-05-31
NO3 CHEM7934 05/17/2018 05/21/2018 05/21/2018 0 EP-A NITRATE 8.8 5 10 MG/L 1835733-I Alert Chem NO30 2018-05-21


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