OHA Drinking Water Services
PWS ID: 00305 ---- FOREST GROVE, CITY OF
Excel Spreadsheet

MCL = 10 mg/L; MCL exceedances are indicated with red text.
ND = Not detected at the minimum reporting level.
Nitrate Samples
Sample ID Sample
Date
Date
Received
Analyte Name Source Name Source
ID
Result
(mg/L)
Comments
2141168-I 06/15/2021 07/01/2021 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.2
2028980 05/12/2020 05/22/2020 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.11
1934049-I 05/14/2019 05/24/2019 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.14
1866508-I 09/04/2018 10/04/2018 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.16
1733316-I 06/20/2017 07/24/2017 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.15
1634684-I 06/28/2016 07/08/2016 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.1
1527372-I 06/16/2015 06/23/2015 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.12
14_03022-I-I 01/21/2014 02/03/2014 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.17
OR10006304533-I 02/05/2013 02/19/2013 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.08
OR100063-1212-I 01/10/2012 03/02/2012 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.1
106701001-I 03/08/2011 05/23/2011 NITRATE EP FOR CREEKS - FOREST GROVE EP-AND
102501503-I 01/25/2011 02/23/2011 NITRATE EP FOR CREEKS - FOREST GROVE EP-AND
1000539-I 01/05/2010 02/01/2010 NITRATE EP FOR CREEKS - FOREST GROVE EP-AND
0902008-I 01/20/2009 01/27/2009 NITRATE EP FOR CREEKS - FOREST GROVE EP-AND
0802208-I 01/22/2008 02/05/2008 NITRATE EP FOR CREEKS - FOREST GROVE EP-AND
0726803 09/25/2007 11/06/2007 NITRATE EP FOR CREEKS - FOREST GROVE EP-AND
0629752 10/24/2006 04/03/2007 NITRATE EP FOR CREEKS - FOREST GROVE EP-AND
05291/17 10/18/2005 11/01/2005 NITRATE EP FOR CREEKS - FOREST GROVE EP-AND
04293/14 10/19/2004 11/08/2004 NITRATE EP FOR CREEKS - FOREST GROVE EP-AND
03294/13I 10/21/2003 11/12/2003 NITRATE EP FOR CREEKS - FOREST GROVE EP-A0.6
02274/19I 10/01/2002 11/12/2002 NITRATE EP FOR CREEKS - FOREST GROVE EP-AND
 

Archived Nitrate Samples
Sample ID Sample
Date
Date
Received
Analyte Name Source Name Source
ID
Result
P1J015807 10/03/2001 11/06/2001 Nitrate WTP EP A0.132
0R0040 10/04/2000 11/09/2000 Nitrate WTP EP A0.151
191007-14 10/06/1999 11/03/1999 Nitrate WTP EP A0.12
980513CS*A 05/12/1998 05/27/1998 Nitrate WTP EP A0.06
980513CS*C 05/12/1998 05/27/1998 Nitrate WTP EP A0.06
980513CS*B 05/12/1998 05/27/1998 Nitrate WTP EP A0.06
9704-119-1 04/16/1997 05/27/1997 Nitrate WTP EP A0.09
9611-107-1 11/20/1996 01/29/1997 Nitrate WTP EP A0.25
24117 06/28/1995 08/20/1996 Nitrate WTP EP AND
21013 08/09/1994 08/20/1996 Nitrate WTP EP A0.6
18761 12/15/1993 08/19/1994 Nitrate EP FOR WTP A1.5
17542 08/25/1993 08/17/1994 Nitrate EP FOR WTP AND
17038 06/30/1993 08/17/1994 Nitrate EP FOR WTP A0.42
16226 03/30/1993 08/17/1994 Nitrate EP FOR WTP A0.29
-1978876 04/22/1992 05/13/1992 Nitrate CLEAR CREEK A0.05
-1978600 04/22/1992 05/13/1992 Nitrate WTP EP A0.7
-1978637 04/22/1992 05/13/1992 Nitrate WTP EP A0.7
-1978638 05/15/1991 07/05/1991 Nitrate WTP EP A1
-1978601 05/15/1991 07/05/1991 Nitrate WTP EP A1
-1978877 05/15/1991 07/05/1991 Nitrate CLEAR CREEK A0.66
-1978878 05/03/1990 09/13/1990 Nitrate CLEAR CREEK A0.7
-1978879 05/03/1989 06/12/1989 Nitrate CLEAR CREEK A0.05
-1978880 04/25/1988 06/10/1988 Nitrate CLEAR CREEK AND
-1978881 05/19/1987 06/24/1987 Nitrate CLEAR CREEK AND
-1978882 05/22/1986 03/06/1987 Nitrate CLEAR CREEK A0.15
 




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Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins :: PFAS
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 3887