Data Online - Oregon Drinking Water Services
Entry Point Chemical Detection Summary   PWS ID: 91712 ---- SEVEN OAK MIDDLE SCHOOL
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
04/13/202104/15/2021EP-AEP for WELL #1NITRATE 3.0200000MG/L 10.0000002104573001-I
04/14/202004/15/2020EP-AEP for WELL #1NITRATE 2.9600000MG/L 10.0000002004490001-I
04/16/201904/18/2019EP-AEP for WELL #1NITRATE 3.1600000MG/L 10.0000001904756001-I
10/09/201810/24/2018EP-AEP for WELL #1NITRATE 3.3600000MG/L 10.0000001810425001-I
10/09/2018EP-AEP for WELL #1NITRATE-NITRITE 3.3600000MG/L 10.0000001810425001-I
10/09/201810/24/2018EP-AEP for WELL #1SODIUM 10.5000000MG/L 1810425001-I
06/12/201806/15/2018EP-AEP for WELL #1NITRATE 2.5900000MG/L 10.0000001806600001-I
04/11/201704/14/2017EP-AEP for WELL #1NITRATE 2.5200000MG/L 10.0000001704384001-I
04/26/201604/29/2016EP-AEP for WELL #1NITRATE 2.4400000MG/L 10.0000001604A86001-I
06/16/201506/22/2015EP-AEP for WELL #1NITRATE 2.7500000MG/L 10.0000001506723001-I
06/10/201406/16/2014EP-AEP for WELL #1NITRATE 2.8100000MG/L 10.000000140630201-I
04/09/201304/17/2013EP-AEP for WELL #1NITRATE 2.9000000MG/L 10.000000130427001-I
04/10/201204/18/2012EP-AEP for WELL #1NITRATE 3.5000000MG/L 10.000000120429101-I
04/19/201104/27/2011EP-AEP for WELL #1NITRATE 2.9000000MG/L 10.000000110446801-I
04/13/201004/21/2010EP-AEP for WELL #1NITRATE 3.2000000MG/L 10.00000062311-I
06/09/200907/08/2009EP-AEP for WELL #1NITRATE 2.9000000MG/L 10.00000049643-I
04/29/200805/07/2008EP-AEP for WELL #1NITRATE 3.0000000MG/L 10.00000033455-I
05/22/200705/29/2007EP-AEP for WELL #1NITRATE 2.8000000MG/L 10.00000021208
05/09/200606/12/2006EP-AEP for WELL #1NITRATE 2.9000000MG/L 10.00000096842
05/09/2006EP-AEP for WELL #1NITRATE-NITRITE 2.9000000MG/L 10.00000096842
05/09/200606/12/2006EP-AEP for WELL #1SODIUM 11.3000000MG/L 96842
04/12/200504/18/2005EP-AEP for WELL #1NITRATE 3.4000000MG/L 10.00000083075
04/20/200405/03/2004EP-AEP for WELL #1NITRATE 3.1000000MG/L 10.00000070747
05/13/200306/16/2003EP-AEP for WELL #1NITRATE 3.2000000MG/L 10.00000058202I
05/13/2003EP-AEP for WELL #1NITRATE-NITRITE 3.2000000MG/L 10.00000058202I
05/13/200306/16/2003EP-AEP for WELL #1SODIUM 15.4000000MG/L 58202I
04/09/200204/15/2002EP-AEP for WELL #1NITRATE 3.5000000MG/L 10.00000042920
Archived Chemical Detections - PWS ID: 91712
Sample
Date
Receive
Date
Source ID Source Name Analyte
Name
Results MCL
12/28/199501/07/1996AEP for WELL #1Nitrate 2.800000010.0000
04/09/200104/16/2001AAWELL #1Nitrate 3.700000010.0000
06/02/200006/26/2000AAWELL #1Lead 0.0088000 0.0150
04/11/200005/30/2000AAWELL #1Lead 0.0196000 0.0150
04/11/200005/30/2000AAWELL #1Nitrate 3.000000010.0000
04/11/200005/30/2000AAWELL #1Pentachlorophenol 0.0000800 0.0010
04/11/200005/30/2000AAWELL #1Sodium 9.0000000
04/13/199904/26/1999AAWELL #1Nitrate 3.100000010.0000
04/02/199804/13/1998AAWELL #1Nitrate 2.900000010.0000
04/08/199704/21/1997AAWELL #1Nitrate 2.900000010.0000
04/08/199704/21/1997AAWELL #1Sodium 9.1000000
04/08/199704/21/1997AAWELL #1Sulfate 5.3000000
07/03/199607/16/1996AAWELL #1Nitrate 2.900000010.0000
06/05/199606/24/1996AAWELL #1Tetrachloroethylene 0.0010000 0.0050
02/14/199603/11/1996AAWELL #1Tetrachloroethylene 0.0016000 0.0050
12/28/199501/23/1996AAWELL #1Tetrachloroethylene 0.0015000 0.0050
01/14/199406/30/1994AAWELL #1Nitrate 2.500000010.0000
01/14/199406/30/1994AAWELL #1Nitrate-Nitrite 2.500000010.0000
01/14/199406/30/1994AAWELL #1Tetrachloroethylene 0.0007000 0.0050
07/29/199306/30/1994AAWELL #1Sodium 8.5000000

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



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