PWS ID: 94203 ---- COE JOHN DAY DAM

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:  CHEM = Chemical, COLI = Coliform, SODIUM = Sodium*
*Non-alert (water quality notice)
Results:  8 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
COLI18317 10/11/2018 10/12/2018 DIST-A Men's Sink COLI COLIFORM, TOTAL (TCR) Present Present Present10/17/2018
COLI15715 07/11/2016 07/12/2016 DIST-A service bldg faucet sink COLI COLIFORM, TOTAL (TCR) Present Present Present07/13/2016
COLI10530 06/04/2012 06/05/2012 DIST-A 8th fl women rr sink COLI COLIFORM, TOTAL (TCR) Present Present Present06/06/2012
CHEM5003 08/02/2011 08/19/2011 EP-A EP FOR WELL #3 CHEM FLUORIDE 3.082.39 4
CHEM5003 08/02/2011 08/19/2011 EP-A EP FOR WELL #3 SODIUM* SODIUM 60.520
COLI5620 09/11/2008 09/12/2008 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present09/15/2008
CHEM1130 12/14/2004 01/20/2005 EP-A EP FOR WELLS #1 & #3 CHEM FLUORIDE 2.92.39 4
CHEM1130 12/14/2004 01/20/2005 EP-A EP FOR WELLS #1 & #3 SODIUM* SODIUM 64.220
*Non-alert (water quality notice)


Archived Alerts (SWS database)
Date Source Chemical Results mg/l MCL mg/l
11/08/1995Coliform
07/25/1995Coliform
07/18/1995Coliform
03/07/1991AA--WELL #1Dichloromethane (Methylene Chloride)3.3 0.005
03/07/1991AB--WELL #3Dichloromethane (Methylene Chloride)3.5 0.005
12/28/1994A--EP FOR WELLS #1 & #3Fluoride3.1 4
12/27/2001A--EP FOR WELLS #1 & #3Sodium45.3
02/11/1999BA--WELL #2Sodium23
12/28/1998A--EP FOR WELLS #1 & #3Sodium35.5
12/28/1994A--EP FOR WELLS #1 & #3Sodium63.6



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
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: 1643