Data Online - Oregon Drinking Water Services
Entry Point Chemical Detection Summary   PWS ID: 94713 ---- COLUMBIA RIDGE LANDFILL/RECYCL
These entry point concentrations are greater than non-detect and do not necessarily exceed an action level, MCL, or other threshold.
Links to sample results for specific contaminants in the distribution system, can be found here.
Sample
Date
Receive
Date
Sample
Point ID
Sample
Location
Analyte Result UOM MCL Sample ID
11/18/202012/09/2020EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.8300000MG/L 10.000000T0K190201-I
03/18/201903/22/2019EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.3200000MG/L 10.000000190318N4-I
06/18/201807/09/2018EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)ARSENIC 0.0090000MG/L 0.010000180619B4-I
06/18/201807/05/2018EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 2.1900000MG/L 10.000000180619B4
05/04/201705/22/2017EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.8000000MG/L 10.000000170504E1-I
02/11/201602/16/2016EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.8800000MG/L 10.000000160211K1B-I
04/07/201405/09/2014EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.6200000MG/L 10.000000409800801-I
08/29/201310/21/2013EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)ARSENIC 0.0070000MG/L 0.010000250138691-I
08/29/201310/21/2013EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)BARIUM 0.0240000MG/L 2.000000250138691-I
08/29/201310/21/2013EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)FLUORIDE 0.4700000MG/L 4.000000250138691-I
08/29/201310/21/2013EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)SODIUM 51.0000000MG/L 250138691-I
05/06/201305/16/2013EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.8000000MG/L 10.000000312700603-I
05/06/2013EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE-NITRITE 1.8000000MG/L 10.000000312700603-I
04/03/201204/11/2012EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.5000000MG/L 10.000000717TD-I
01/12/201101/27/2011EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.2200000MG/L 10.000000PUA0347-I
01/12/2011EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE-NITRITE 1.2200000MG/L 10.000000PUA0347-I
08/15/201009/13/2010EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)ARSENIC 0.0030200MG/L 0.010000PTH052505-I
07/28/201008/16/2010EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 0.2600000MG/L 10.000000PTG079801-I
07/28/2010EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE-NITRITE 0.2600000MG/L 10.000000PTG079801-I
01/28/200903/20/2009EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.6000000MG/L 10.000000PSA078602-I
02/18/200805/05/2008EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.5100000MG/L 10.000000PRB049102-I
11/06/200701/10/2008EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)ARSENIC 0.0071000MG/L 0.010000A71107P1-I
11/06/200701/10/2008EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)BARIUM 0.0230000MG/L 2.000000A71107P1-I
11/06/200701/10/2008EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)FLUORIDE 0.4000000MG/L 4.000000A71107P1-I
11/06/200701/10/2008EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.8000000MG/L 10.000000A71107P1-I
11/06/2007EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE-NITRITE 1.8000000MG/L 10.000000A71107P1-I
11/06/200701/10/2008EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)SODIUM 48.0000000MG/L A71107P1-I
04/30/200705/14/2007EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.4000000MG/L 10.000000A70501V1
09/06/200609/18/2006EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.2000000MG/L 10.000000A60907AP1
09/07/200509/26/2005EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.4000000MG/L 10.000000A50908BY-1
09/13/200410/27/2004EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)ARSENIC 0.0072000MG/L 0.010000A40914P-1I
09/13/200410/27/2004EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)BARIUM 0.0220000MG/L 2.000000A40914P-1I
09/13/200410/27/2004EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)FLUORIDE 0.4000000MG/L 4.000000A40914P-1I
09/13/200410/27/2004EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.3000000MG/L 10.000000A40914P-1I
09/13/2004EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE-NITRITE 1.3000000MG/L 10.000000A40914P-1I
09/13/200410/27/2004EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)SODIUM 49.0000000MG/L A40914P-1I
08/27/200309/10/2003EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 0.2000000MG/L 10.000000A30828AD-1
08/26/200309/05/2003EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 1.3000000MG/L 10.000000A30827BB-1
09/24/200210/14/2002EP-AEP FOR WELLFIELD (WELLS #1, #2, #6)NITRATE 0.0700000MG/L 10.000000A20925K-1
Archived Chemical Detections - PWS ID: 94713
Sample
Date
Receive
Date
Source ID Source Name Analyte
Name
Results MCL
08/07/200109/10/2001AWELLFIELD (WELLS #1 & #2)Arsenic 0.0074000 0.0500
08/07/200109/10/2001AWELLFIELD (WELLS #1 & #2)Barium 0.0200000 2.0000
08/07/200109/10/2001AWELLFIELD (WELLS #1 & #2)Fluoride 0.5000000 4.0000
08/07/200109/10/2001AWELLFIELD (WELLS #1 & #2)Nitrate 1.200000010.0000
08/07/200109/10/2001AWELLFIELD (WELLS #1 & #2)Sodium 17.0000000
07/24/200109/06/2001AWELLFIELD (WELLS #1 & #2)Nitrate 1.200000010.0000
09/29/199910/15/1999AWELLFIELD (WELLS #1 & #2)Nitrate 1.200000010.0000
09/16/199810/14/1998AWELLFIELD (WELLS #1 & #2)Arsenic 0.0072000 0.0500
09/16/199810/14/1998AWELLFIELD (WELLS #1 & #2)Barium 0.0220000 2.0000
09/16/199810/14/1998AWELLFIELD (WELLS #1 & #2)Chromium 0.0010000 0.1000
09/16/199810/14/1998AWELLFIELD (WELLS #1 & #2)Fluoride 0.5000000 4.0000
09/16/199810/14/1998AWELLFIELD (WELLS #1 & #2)Nitrate 1.300000010.0000
09/16/199810/14/1998AWELLFIELD (WELLS #1 & #2)Sodium 54.0000000
09/16/199810/14/1998AWELLFIELD (WELLS #1 & #2)Sulfate 62.0000000
02/26/199803/05/1998AWELLFIELD (WELLS #1 & #2)Nitrate 0.100000010.0000
10/13/199710/23/1997AWELLFIELD (WELLS #1 & #2)Nitrate 0.070000010.0000
03/04/199703/17/1997AWELLFIELD (WELLS #1 & #2)Nitrate 0.030000010.0000
09/24/199610/23/1996AWELLFIELD (WELLS #1 & #2)Nitrate 0.070000010.0000
04/05/199406/02/1994AWELLFIELD (WELLS #1 & #2)Nitrate 0.800000010.0000
07/29/199302/25/1994AWELLFIELD (WELLS #1 & #2)Nitrate 0.040000010.0000
07/29/199302/25/1994AWELLFIELD (WELLS #1 & #2)Nitrate-Nitrite 0.040000010.0000
07/24/200107/30/2001AAWELL 1Nitrate 1.200000010.0000
07/05/199509/19/1995AAWELL 1Sodium 48.0000000
07/05/199509/19/1995ABWELL #2Barium 0.0390000 2.0000
07/05/199509/19/1995ABWELL #2Fluoride 0.4000000 4.0000
07/05/199509/19/1995ABWELL #2Nitrate 0.040000010.0000
07/05/199509/19/1995ABWELL #2Sodium 46.0000000
07/05/199509/19/1995ABWELL #2Sulfate 71.0000000

Health effects informational fact sheets are available for most chemicals here.



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