OHA Drinking Water Services
OR41
PWS ID: 00474 ---- LAWRENCE SUBDIVISION WTR ASSN
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 02/18/1992 08/21/1992 AA NITRATE 6.1 5 10 MG/L -1968266 Alert Chem NO30 1992-08-21
IOC ARCHIVE 02/18/1992 08/21/1992 AA SODIUM 28.1 20 MG/L -1968240 Alert Chem IOC0 1992-08-21
NO3 ARCHIVE 02/18/1992 08/21/1992 AB NITRATE 5.18 5 10 MG/L -1968223 Alert Chem NO30 1992-08-21
IOC ARCHIVE 02/18/1992 08/21/1992 AB SODIUM 30.1 20 MG/L -1968210 Alert Chem IOC0 1992-08-21
IOC ARCHIVE 07/13/1993 02/11/1994 AA SODIUM 34.5 20 MG/L 930713-011 Alert Chem IOC0 1994-02-11
IOC ARCHIVE 07/13/1993 02/11/1994 AB SODIUM 31.3 20 MG/L 930713-012 Alert Chem IOC0 1994-02-11
LCR CHEM1229 08/26/1997 03/21/2005 07/07/2008 1204 DIST-A COPPER SUMMARY 1.664 1.3 MG/L Alert Chem LCR0 2005-03-21
IOC ARCHIVE 11/17/1998 02/25/1999 A SODIUM 45.3 20 MG/L 981117-011 Alert Chem IOC0 1999-02-25
LCR CHEM1229 09/11/2000 03/21/2005 07/07/2008 1204 DIST-A COPPER SUMMARY 1.75 1.3 MG/L Alert Chem LCR0 2005-03-21
LCR CHEM1229 04/09/2001 03/21/2005 07/07/2008 1204 DIST-A COPPER SUMMARY 1.74 1.3 MG/L Alert Chem LCR0 2005-03-21
IOC ARCHIVE 05/25/2001 06/25/2001 A SODIUM 34.5 20 MG/L 29147 Alert Chem IOC0 2001-06-25
LCR CHEM1229 10/15/2001 03/21/2005 07/07/2008 1204 DIST-A COPPER SUMMARY 2.08 1.3 MG/L Alert Chem LCR0 2005-03-21
TCR COLI111 03/11/2003 03/17/2003 DIST-A COLIFORM (TCR) Present Present Routine 55938 Alert TCR0 2003-03-17
TCR COLI120 03/12/2003 03/25/2003 DIST-A COLIFORM (TCR) Present Present Repeat 56043 Alert TCR0 2003-03-25
TCR COLI161 04/07/2003 04/15/2003 DIST-A COLIFORM (TCR) Present Present Routine 56891 Alert TCR0 2003-04-15
TCR COLI244 05/12/2003 05/20/2003 DIST-A COLIFORM (TCR) Present Present Routine 58167 Alert TCR0 2003-05-20
TCR COLI232 05/13/2003 05/20/2003 DIST-A COLIFORM (TCR) Present Present Routine 58164 Alert TCR0 2003-05-20
LCRE LCRE4153 08/01/2003 09/09/2003 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2003-09-09
LCRE LCRE5950 06/01/2004 07/07/2004 EP-A LCR EXCURSION 7 >0 Alert Chem LCRE0 2004-07-07
LCRE LCRE1220 05/01/2005 06/03/2005 EP-A LCR EXCURSION 4 >0 Alert Chem LCRE0 2005-06-03
LCRE LCRE8049 07/01/2007 08/06/2007 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2007-08-06
TCR COLI4713 10/19/2007 10/22/2007 10/22/2007 0 DIST-A COLIFORM (TCR) Present Present Routine 26787 Alert TCR0 2007-10-22
LCRE LCRE8672 05/01/2008 06/11/2008 06/19/2008 8 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2008-06-11
LCRE LCRE8782 06/01/2008 07/03/2008 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2008-07-03
Notice - Sodium CHEM4579 07/30/2010 11/23/2010 EP-A SODIUM 60.8 20 MG/L 66687-I Notice Sodium 2010-11-23
LCRE LCRE11979 11/01/2010 12/22/2010 05/18/2011 147 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2010-12-22
LCRE LCRE12455 03/01/2011 04/06/2011 EP-A LCR EXCURSION 2 >0 Alert Chem LCRE0 2011-04-06
Notice - Source COLI9087 04/15/2011 04/18/2011 SRC-AA COLIFORM (TCR) Present Present Assessment 110439202 Notice Source 2011-04-18
LCRE LCRE12639 05/01/2011 06/02/2011 06/01/2011 -1 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2011-06-02
LCRE LCRE13696 02/01/2012 03/06/2012 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2012-03-06
Notice - Source COLI11273 12/07/2012 12/10/2012 SRC-AA COLIFORM (TCR) Present Present Assessment 121220602 Notice Source 2012-12-10
LCRE LCRE15670 07/01/2013 08/12/2013 08/26/2013 14 EP-A LCR EXCURSION 5 >0 Alert Chem LCRE0 2013-08-12
Notice - Source COLI12417 11/11/2013 11/13/2013 SRC-AA COLIFORM (TCR) Present Present Assessment 131122702 Notice Source 2013-11-13
Notice - Source COLI12497 12/17/2013 12/19/2013 SRC-AA COLIFORM (TCR) Present Present Assessment 131240603 Notice Source 2013-12-19
Notice - Source COLI12576 01/13/2014 01/15/2014 SRC-AA COLIFORM (TCR) Present Present Assessment 140127202 Notice Source 2014-01-15
Notice - Source COLI12614 02/11/2014 02/13/2014 SRC-AA COLIFORM (TCR) Present Present Assessment 140222102 Notice Source 2014-02-13
Notice - Source COLI12761 04/15/2014 04/17/2014 SRC-AB COLIFORM (TCR) Present Present Assessment 140442903 Notice Source 2014-04-17
Notice - Sodium CHEM8354 05/06/2019 06/17/2019 EP-A SODIUM 40.2 20 MG/L 1905253001-I Notice Sodium 2019-06-17


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