PWS ID: 91830 ---- LONDON ELEMENTARY SD 45J3

Alerts indicate water quality tests with analytical results greater than the detection limit or one-half of the maximum allowable contaminant level which may require some follow-up actions by Drinking Water Services. See the Contacts link for reports on follow-up actions. Alerts are not water quality violations. Violations for this water system can be found here.

Alert Type Abbreviations:  COLI = Coliform, SOURCE = Coliform source sample*, LCR = Lead and copper 90th percentile, SODIUM = Sodium*
*Non-alert (water quality notice)
Results:  23 alerts found for this water system.Show response time
Water Quality Alerts
Alert ID Sample
Date
Alert
Date
Source
ID
Source Name Alert
Type
Contaminant Result Alert
Level
MCL Contact
Report
CHEM9113 10/15/2020 10/21/2020 LCR COPPER 90TH % VALUE 2.541.35 10/22/2020
COLI19380 10/01/2019 10/03/2019 SRC-AA wellhead SOURCE* COLIFORM, TOTAL (TCR) Present Present Present
CHEM8435 06/24/2019 08/02/2019 EP-A EP for WELL SODIUM* SODIUM 4620
COLI15766 07/20/2016 07/22/2016 SRC-AA well SOURCE* COLIFORM, TOTAL (TCR) Present Present Present
COLI14992 11/23/2015 11/30/2015 SRC-AA well SOURCE* COLIFORM, TOTAL (TCR) Present Present Present
COLI13356 09/26/2014 10/01/2014 DIST-A health room sink COLI COLIFORM, TOTAL (TCR) Present Present Present10/03/2014
COLI13356 09/29/2014 10/01/2014 DIST-A grade 2/3 rm sink COLI COLIFORM, TOTAL (TCR) Present Present Present10/03/2014
COLI13356 09/29/2014 10/01/2014 DIST-A kinder 1st rm sink COLI COLIFORM, TOTAL (TCR) Present Present Present10/03/2014
COLI13356 09/29/2014 10/01/2014 SRC-AA well SOURCE* COLIFORM, TOTAL (TCR) Present Present Present10/03/2014
COLI13335 09/25/2014 09/29/2014 DIST-A health rm sink COLI COLIFORM, TOTAL (TCR) Present Present Present09/29/2014
COLI12583 01/16/2014 01/21/2014 SRC-AA well SOURCE* COLIFORM, TOTAL (TCR) Present Present Present
COLI12130 09/17/2013 09/19/2013 DIST-A girls rr lt sink COLI COLIFORM, TOTAL (TCR) Present Present Present09/20/2013
COLI12130 09/17/2013 09/19/2013 SRC-AA well SOURCE* COLIFORM, TOTAL (TCR) Present Present Present09/20/2013
COLI12111 09/12/2013 09/16/2013 DIST-A resource ctr sink COLI COLIFORM, TOTAL (TCR) Present Present Present09/17/2013
COLI12111 09/12/2013 09/16/2013 SRC-AA well SOURCE* COLIFORM, TOTAL (TCR) Present Present Present09/17/2013
COLI11186 11/15/2012 11/19/2012 SRC-AA well SOURCE* COLIFORM, TOTAL (TCR) Present Present Present
CHEM4930 06/23/2011 07/05/2011 LCR COPPER 90TH % VALUE 1.71.35 07/06/2011
COLI7340 02/04/2010 02/08/2010 DIST-A nurse's sink COLI COLIFORM, TOTAL (TCR) Present Present Present02/09/2010
CHEM1500 03/09/2005 03/24/2005 LCR COPPER 90TH % VALUE 1.551.35
CHEM1425 09/20/2000 03/21/2005 LCR LEAD 90TH % VALUE 0.0290.0155
CHEM854 05/25/2004 08/26/2004 LCR COPPER 90TH % VALUE 1.41.35
CHEM724 02/25/2004 04/08/2004 EP-A EP for WELL SODIUM* SODIUM 40.920
CHEM542 09/18/2003 10/21/2003 LCR LEAD 90TH % VALUE 0.0230.0155
*Non-alert (water quality notice)


Archived Alerts (SWS database)
Date Source Chemical Results mg/l MCL mg/l
12/16/1998Coliform
02/22/2001A--EP for WELLSodium29
12/16/1998A--EP for WELLSodium27.7



For further information on this public water system, click on the area of interest below:
System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 1041