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, SODIUM = Sodium*
*Non-alert (water quality notice)
Results:  8 alerts found for this water system.Show response time
Water Quality Alerts
Alert ID Sample
Source Name Alert
Contaminant Result Alert
MCL Contact
CHEM5510 08/01/2012 09/13/2012 EP-A EP: WELL #3 SODIUM* SODIUM 53.720
CHEM151 03/18/2002 10/07/2002 EP-A EP: WELL #3 SODIUM* SODIUM 4920
COLI10828 08/15/2012 08/20/2012 DIST-A os tap COLI COLIFORM, E. COLI Present Present Present08/17/2012
COLI20615 12/02/2020 12/04/2020 DIST-A 82437 Dufur Vly Rd os tap COLI COLIFORM, TOTAL (TCR) Present Present Present12/04/2020
COLI19969 06/22/2020 06/24/2020 DIST-A 82439 Dufur Vly os tap COLI COLIFORM, TOTAL (TCR) Present Present Present07/06/2020
COLI19958 06/17/2020 06/19/2020 DIST-A 82439 Dufur Valley Rd OS Tap COLI COLIFORM, TOTAL (TCR) Present Present Present06/23/2020
COLI10828 08/15/2012 08/20/2012 DIST-A os tap COLI COLIFORM, TOTAL (TCR) Present Present Present08/17/2012
COLI10839 08/17/2012 08/20/2012 DIST-A 80872 s valley dwnstrm COLI COLIFORM, TOTAL (TCR) Present Present Present08/20/2012
*Non-alert (water quality notice)

Archived Alerts (SWS database)
Date Source Chemical Results mg/l MCL mg/l
07/06/1999AA--WELL #3Sodium47.7
11/10/1997A--EP: WELL #3Sodium48.1
01/25/1993A--WELL #3 (SOUTH BASIN)Sodium49.5
01/15/1991A--WELL #3 (SOUTH BASIN)Sodium34.7

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: 3582