OHA Drinking Water Services
OR41
PWS ID: 91830 ---- LONDON ELEMENTARY SD 45J3
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 12/16/1998 12/28/1998 COLIFORM (TCR) Present Present Routine 1530 Alert TCR0 1998-12-28
IOC ARCHIVE 12/16/1998 02/22/1999 A SODIUM 27.7 20 MG/L 81217-26 Alert Chem IOC0 1999-02-22
LCR CHEM1425 09/20/2000 03/21/2005 DIST-A LEAD SUMMARY 0.029 0.015 MG/L Alert Chem LCR0 2005-03-21
IOC ARCHIVE 02/22/2001 03/14/2001 A SODIUM 29 20 MG/L A01223L*A Alert Chem IOC0 2001-03-14
LCR CHEM542 09/18/2003 10/21/2003 DIST-A LEAD SUMMARY 0.023 0.015 MG/L Alert Chem LCR0 2003-10-21
Notice - Sodium CHEM724 02/25/2004 04/08/2004 EP-A SODIUM 40.9 20 MG/L 40227-9 Notice Sodium 2004-04-08
LCR CHEM854 05/25/2004 08/26/2004 DIST-A COPPER SUMMARY 1.4 1.3 MG/L Alert Chem LCR0 2004-08-26
LCR CHEM1500 03/22/2005 03/24/2005 DIST-A COPPER SUMMARY 1.25 1.3 MG/L Alert Chem LCR0 2005-03-24
TCR COLI7340 02/04/2010 02/08/2010 02/09/2010 1 DIST-A COLIFORM (TCR) Present Present Routine 100523 Alert TCR0 2010-02-08
LCR CHEM4930 06/23/2011 07/05/2011 07/06/2011 1 DIST-A COPPER SUMMARY 1.7 1.3 MG/L Alert Chem LCR0 2011-07-05
Notice - Source COLI11186 11/15/2012 11/19/2012 SRC-AA COLIFORM (TCR) Present Present Assessment 125654 Notice Source 2012-11-19
TCR COLI12111 09/12/2013 09/16/2013 09/17/2013 1 DIST-A COLIFORM (TCR) Present Present Routine 133960 Alert TCR0 2013-09-16
Notice - Source COLI12111 09/12/2013 09/16/2013 09/17/2013 1 SRC-AA COLIFORM (TCR) Present Present Assessment 133959 Notice Source 2013-09-16
TCR COLI12130 09/17/2013 09/19/2013 09/20/2013 1 DIST-A COLIFORM (TCR) Present Present Repeat 134028 Alert TCR0 2013-09-19
Notice - Source COLI12130 09/17/2013 09/19/2013 09/20/2013 1 SRC-AA COLIFORM (TCR) Present Present Triggered 134029 Notice Source 2013-09-19
Notice - Source COLI12583 01/16/2014 01/21/2014 SRC-AA COLIFORM (TCR) Present Present Assessment 140309 Notice Source 2014-01-21
TCR COLI13335 09/25/2014 09/29/2014 09/29/2014 0 DIST-A COLIFORM (TCR) Present Present Routine 1409B23001 Alert TCR0 2014-09-29
TCR COLI13356 09/26/2014 10/01/2014 10/03/2014 2 DIST-A COLIFORM (TCR) Present Present Repeat 1409C09004 Alert TCR0 2014-10-01
TCR COLI13356 09/29/2014 10/01/2014 10/03/2014 2 DIST-A COLIFORM (TCR) Present Present Repeat 1409C09001 Alert TCR0 2014-10-01
TCR COLI13356 09/29/2014 10/01/2014 10/03/2014 2 DIST-A COLIFORM (TCR) Present Present Repeat 1409C09002 Alert TCR0 2014-10-01
Notice - Source COLI13356 09/29/2014 10/01/2014 10/03/2014 2 SRC-AA COLIFORM (TCR) Present Present Triggered 1409C09005 Notice Source 2014-10-01
Notice - Source COLI14992 11/23/2015 11/30/2015 SRC-AA COLIFORM (TCR) Present Present Assessment 1511970001 Notice Source 2015-11-30
Notice - Source COLI15766 07/20/2016 07/22/2016 SRC-AA COLIFORM (TCR) Present Present Assessment 1607A18002 Notice Source 2016-07-22
Notice - Sodium CHEM8435 06/24/2019 08/02/2019 EP-A SODIUM 46 20 MG/L 1906A24001-I Notice Sodium 2019-08-02
Notice - Source COLI19380 10/01/2019 10/03/2019 SRC-AA COLIFORM (TCR) Present Present Assessment 1910066002 Notice Source 2019-10-03
LCR CHEM9113 10/15/2020 10/21/2020 10/22/2020 1 DIST-A COPPER SUMMARY 2.54 1.3 MG/L Alert Chem LCR0 2020-10-21
Notice - Source COLI22450 08/16/2022 08/17/2022 08/17/2022 0 SRC-AA COLIFORM (TCR) Present Present Assessment 2208702001 Notice Source 2022-08-17
LCR LCR-33 10/10/2023 10/12/2023 10/13/2023 1 DIST-A COPPER SUMMARY 1.44 1.3 MG/L Alert Chem LCR0 2023-10-12
Notice - Source TCR-1116 10/18/2023 10/19/2023 10/20/2023 1 SRC-AA COLIFORM (TCR) Present Present Assessment 2310684-001 Notice Source 2023-10-19


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