OHA Drinking Water Services
PWS ID: 00706 ---- RIDDLE, 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
205180401-I 05/18/2022 05/27/2022 NITRATE EP FOR COW CREEK EP-AND
110132801-I 10/13/2021 10/26/2021 NITRATE EP FOR COW CREEK EP-AND
006100501-I 06/10/2020 06/17/2020 NITRATE EP FOR COW CREEK EP-AND
904170401-I 04/17/2019 04/30/2019 NITRATE EP FOR COW CREEK EP-A0.11
806130601-I 06/13/2018 06/22/2018 NITRATE EP FOR COW CREEK EP-AND
705160501-I 05/16/2017 06/01/2017 NITRATE EP FOR COW CREEK EP-A0.19
602170301-I 02/17/2016 02/26/2016 NITRATE EP FOR COW CREEK EP-A0.13
504083201-I 04/08/2015 04/21/2015 NITRATE EP FOR COW CREEK EP-AND
404222001-I 04/22/2014 05/19/2014 NITRATE EP FOR COW CREEK EP-AND
304170401-I 04/17/2013 05/24/2013 NITRATE EP FOR COW CREEK EP-AND
204120501-I 04/12/2012 04/20/2012 NITRATE EP FOR COW CREEK EP-AND
102171301-I 02/17/2011 03/14/2011 NITRATE EP FOR COW CREEK EP-A0.17
007212301-I 07/21/2010 08/05/2010 NITRATE EP FOR COW CREEK EP-AND
907160501-I 07/16/2009 07/27/2009 NITRATE EP FOR COW CREEK EP-AND
805070701-I 05/07/2008 05/23/2008 NITRATE EP FOR COW CREEK EP-AND
703281401-I 03/28/2007 04/26/2007 NITRATE EP FOR COW CREEK EP-AND
60317-23 03/17/2006 04/28/2006 NITRATE EP FOR COW CREEK EP-AND
6031723 03/17/2006 04/28/2006 NITRATE EP FOR COW CREEK EP-AND
50721-48 07/21/2005 08/26/2005 NITRATE EP FOR COW CREEK EP-A0.1
40908-10 09/08/2004 09/27/2004 NITRATE EP FOR COW CREEK EP-A0.25
40825-28 08/25/2004 12/13/2005 NITRATE EP FOR COW CREEK EP-AND
31219-2I 12/19/2003 01/15/2004 NITRATE EP FOR COW CREEK EP-A0.14
30311-20 03/11/2003 03/26/2003 NITRATE EP FOR COW CREEK EP-AND
 

Archived Nitrate Samples
Sample ID Sample
Date		 Date
Received		 Analyte Name Source Name Source
ID		 Result
1122823 12/28/2001 01/31/2002 Nitrate EP for Cow Creek A0.119
1102463 10/24/2001 11/23/2001 Nitrate EP for Cow Creek AND
2011201 11/20/2000 01/16/2001 Nitrate EP for Cow Creek AND
90312-32 03/12/1999 12/23/1999 Nitrate EP for Cow Creek AND
81218-23 12/18/1998 02/04/1999 Nitrate EP for Cow Creek AND
71230-2 12/30/1997 02/04/1998 Nitrate EP for Cow Creek AND
60627-2 06/27/1996 07/25/1996 Nitrate EP for Cow Creek AND
60416-6 04/16/1996 05/07/1996 Nitrate EP for Cow Creek AND
60416-5 04/16/1996 05/07/1996 Nitrate COW CREEK AAND
60130-16 01/30/1996 03/05/1996 Nitrate EP for Cow Creek AND
60130-15 01/30/1996 03/05/1996 Nitrate EP for Cow Creek AND
51030-8 10/30/1995 12/14/1995 Nitrate EP for Cow Creek A0.15
50711-22 07/11/1995 08/23/1995 Nitrate EP for Cow Creek AND
50711-21 07/11/1995 08/28/1995 Nitrate RUSSELL CREEK ABND
50508-7 05/08/1995 07/10/1995 Nitrate EP for Cow Creek AND
50224-3 02/24/1995 03/21/1995 Nitrate EP for Cow Creek AND
41027-9 10/27/1994 12/23/1994 Nitrate EP for Cow Creek AND
40609-2 06/09/1994 07/27/1994 Nitrate COW CREEK - COW CREEK AAND
40609-3 06/09/1994 07/27/1994 Nitrate RUSSELL CREEK ABND
-1951705 03/23/1993 06/17/1993 Nitrate EP for Cow Creek A0.11
-1951706 02/06/1992 03/25/1992 Nitrate EP for Cow Creek AND
-1951707 02/13/1991 03/22/1991 Nitrate EP for Cow Creek A0.1
-1951593 02/13/1991 08/02/1991 Nitrate RUSSELL CREEK AB0.1
-1951708 02/02/1990 02/27/1990 Nitrate EP for Cow Creek A0.2
-1951594 01/24/1990 02/27/1990 Nitrate RUSSELL CREEK AB0.3
-1951709 02/14/1989 03/10/1989 Nitrate EP for Cow Creek AND
-1951595 02/14/1989 03/10/1989 Nitrate RUSSELL CREEK ABND
-1951710 08/26/1986 10/06/1986 Nitrate EP for Cow Creek AND
-1951711 08/26/1986 08/26/1986 Nitrate EP for Cow Creek AND
 



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