OHA Drinking Water Services
OR41
PWS ID: 00200 ---- COBURG, CITY OF
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 01/10/1994 02/11/1994 A NITRATE 5.7 5 10 MG/L 40654 Alert Chem NO30 1994-02-11
NO3 ARCHIVE 03/07/1994 03/18/1994 A NITRATE 5.6 5 10 MG/L 42237 Alert Chem NO30 1994-03-18
TCR ARCHIVE 08/08/1996 08/19/1996 COLIFORM (TCR) Present Present Routine 69659 Alert TCR0 1996-08-19
NO3 ARCHIVE 06/05/2001 06/18/2001 AB NITRATE 5.1 5 10 MG/L 29516 Alert Chem NO30 2001-06-18
NO3 CHEM366 04/01/2003 04/17/2003 SRC-AB NITRATE 6.3 5 10 MG/L 56661 Alert Chem NO30 2003-04-17
TCR COLI1044 03/01/2004 03/09/2004 DIST-A COLIFORM (TCR) Present Present Routine 68863 Alert TCR0 2004-03-09
NO3 CHEM824 07/01/2004 08/11/2004 SRC-AB NITRATE 5.8 5 10 MG/L 73339 Alert Chem NO30 2004-08-11
NO3 CHEM2011 05/04/2006 06/13/2006 SRC-AB NITRATE 5.6 5 10 MG/L 96707 Alert Chem NO30 2006-06-13
NO3 CHEM2414 02/01/2007 04/02/2007 EP-A NITRATE 5.8 5 10 MG/L 17008 Alert Chem NO30 2007-04-02
NO3 CHEM2588 08/03/2007 08/22/2007 EP-A NITRATE 5.5 5 10 MG/L 23855 Alert Chem NO30 2007-08-22
NO3 CHEM2874 03/06/2008 03/18/2008 EP-A NITRATE 5.9 5 10 MG/L 31283 Alert Chem NO30 2008-03-18
NO3 CHEM2907 04/03/2008 04/15/2008 EP-A NITRATE 5.8 5 10 MG/L 32220-I Alert Chem NO30 2008-04-15
NO3 CHEM2951 05/01/2008 05/14/2008 EP-A NITRATE 5.5 5 10 MG/L 33569-I Alert Chem NO30 2008-05-14
NO3 CHEM2999 06/05/2008 06/27/2008 EP-A NITRATE 5.7 5 10 MG/L 35010-I Alert Chem NO30 2008-06-27
NO3 CHEM3035 07/09/2008 07/23/2008 EP-A NITRATE 5.5 5 10 MG/L 36408-I Alert Chem NO30 2008-07-23
NO3 CHEM3072 08/07/2008 08/27/2008 EP-A NITRATE 5.9 5 10 MG/L 37544-I Alert Chem NO30 2008-08-27
NO3 CHEM3099 09/04/2008 09/23/2008 EP-A NITRATE 5.7 5 10 MG/L 38822-I Alert Chem NO30 2008-09-23
NO3 CHEM3430 03/05/2009 03/31/2009 04/09/2009 9 EP-A NITRATE 5.9 5 10 MG/L 45927-I Alert Chem NO30 2009-03-31
NO3 CHEM3796 10/01/2009 10/27/2009 10/27/2009 0 EP-A NITRATE 5.1 5 10 MG/L 54399-I Alert Chem NO30 2009-10-27
NO3 CHEM3796 10/01/2009 10/27/2009 10/27/2009 0 EP-A NITRATE 5.4 5 10 MG/L 54400-I Alert Chem NO30 2009-10-27
NO3 CHEM3796 10/09/2009 10/27/2009 10/27/2009 0 EP-A NITRATE 5 5 10 MG/L 54850-I Alert Chem NO30 2009-10-27
NO3 CHEM3861 12/03/2009 12/10/2009 12/10/2009 0 EP-A NITRATE 5.5 5 10 MG/L 56993-I Alert Chem NO30 2009-12-10
NO3 CHEM3903 01/07/2010 01/14/2010 01/13/2010 -1 EP-A NITRATE 6 5 10 MG/L 58312-I Alert Chem NO30 2010-01-14
NO3 CHEM3913 01/14/2010 01/21/2010 01/21/2010 0 EP-A NITRATE 5.4 5 10 MG/L 58642-I Alert Chem NO30 2010-01-21
NO3 CHEM3950 02/04/2010 02/17/2010 02/18/2010 1 EP-A NITRATE 5.4 5 10 MG/L 59546-I Alert Chem NO30 2010-02-17
NO3 CHEM4500 07/01/2010 10/29/2010 11/01/2010 3 EP-A NITRATE 5.6 5 10 MG/L 65398-I Alert Chem NO30 2010-10-29
NO3 CHEM4387 09/02/2010 09/29/2010 10/05/2010 6 EP-A NITRATE 5.2 5 10 MG/L 68211-I Alert Chem NO30 2010-09-29
NO3 CHEM4547 11/04/2010 11/15/2010 11/18/2010 3 EP-A NITRATE 5.2 5 10 MG/L 70880-I Alert Chem NO30 2010-11-15
NO3 CHEM4729 01/06/2011 01/20/2011 01/10/2011 -10 EP-A NITRATE 6 5 10 MG/L 110112302-I Alert Chem NO30 2011-01-20
NO3 CHEM4729 01/06/2011 01/20/2011 01/10/2011 -10 EP-A NITRATE 6.2 5 10 MG/L 110112303-I Alert Chem NO30 2011-01-20
NO3 CHEM4756 02/03/2011 02/10/2011 02/14/2011 4 EP-A NITRATE 6.5 5 10 MG/L 110212002-I Alert Chem NO30 2011-02-10
NO3 CHEM4838 04/07/2011 04/15/2011 EP-A NITRATE 5.4 5 10 MG/L 110419802-I Alert Chem NO30 2011-04-15
NO3 CHEM4863 05/03/2011 05/17/2011 05/17/2011 0 EP-A NITRATE 5.1 5 10 MG/L 110507902-I Alert Chem NO30 2011-05-17
NO3 CHEM4902 06/02/2011 06/13/2011 06/16/2011 3 EP-A NITRATE 5.6 5 10 MG/L 110607702-I Alert Chem NO30 2011-06-13
NO3 CHEM4971 07/07/2011 07/26/2011 07/26/2011 0 EP-A NITRATE 5.5 5 10 MG/L 110717702-I Alert Chem NO30 2011-07-26
NO3 CHEM4998 08/04/2011 08/19/2011 08/22/2011 3 EP-A NITRATE 6 5 10 MG/L 110816902-I Alert Chem NO30 2011-08-19
NO3 CHEM5047 09/02/2011 09/20/2011 09/21/2011 1 SRC-AB NITRATE 6.1 5 10 MG/L 110904302-I Alert Chem NO30 2011-09-20
TCR COLI10179 02/02/2012 02/06/2012 02/07/2012 1 DIST-A COLIFORM (TCR) Present Present Routine 120207301 Alert TCR0 2012-02-06
NO3 CHEM5304 03/01/2012 03/08/2012 03/22/2012 14 SRC-AB NITRATE 5.9 5 10 MG/L 120301102-I Alert Chem NO30 2012-03-08
NO3 CHEM5648 12/10/2012 12/24/2012 12/26/2012 2 EP-A NITRATE 5 5 10 MG/L 121223301-I Alert Chem NO30 2012-12-24
NO3 CHEM5716 02/04/2013 03/11/2013 03/22/2012 -354 EP-A NITRATE 5.5 5 10 MG/L 130205501-I Alert Chem NO30 2013-03-11
NO3 CHEM6246 02/10/2014 03/26/2014 03/27/2014 1 EP-A NITRATE 5.4 5 10 MG/L 140644-I Alert Chem NO30 2014-03-26
NO3 CHEM6626 02/06/2015 02/18/2015 02/18/2015 0 EP-A NITRATE 5.18 5 10 MG/L 1502325001-I Alert Chem NO30 2015-02-18
NO3 CHEM8090 09/19/2018 09/26/2018 EP-A NITRATE 5.25 5 10 MG/L 1809883001-I Alert Chem NO30 2018-09-26
NO3 CHEM8090 09/19/2018 09/26/2018 EP-A NITRATE 6.31 5 10 MG/L 1809884001-I Alert Chem NO30 2018-09-26
NO3 CHEM8868 02/26/2020 03/05/2020 EP-A NITRATE 6.77 5 10 MG/L 2002904001-I Alert Chem NO30 2020-03-05
TCR COLI19931 06/15/2020 06/17/2020 DIST-A COLIFORM (TCR) Present Present Routine 2006668002 Alert TCR0 2020-06-17
TCR COLI19950 06/17/2020 06/19/2020 DIST-A COLIFORM (TCR) Present Present Repeat 2006778003 Alert TCR0 2020-06-19
NO3 CHEM9424 08/18/2021 08/23/2021 EP-A NITRATE 6.47 5 10 MG/L 2108804001-I Alert Chem NO30 2021-08-23


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