OHA Drinking Water Services
PWS ID: 93668 ---- MADRONA ELEMENTARY
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
22070128-01-I 07/06/2022 07/22/2022 NITRATE EP for WELL EP-A0.919
2110066301A-I 10/18/2021 10/25/2021 NITRATE EP for WELL EP-A1.02
2010118501A-I 10/26/2020 10/30/2020 NITRATE EP for WELL EP-A0.984
1904094201-I 04/23/2019 05/22/2019 NITRATE EP for WELL EP-A1.08
180477602A-I 04/19/2018 04/24/2018 NITRATE EP for WELL EP-A1.17
21700762AB 03/08/2017 03/16/2017 NITRATE EP for WELL EP-AND
21600545AB 02/22/2016 03/01/2016 NITRATE EP for WELL EP-A0.8397
21501021AB 03/17/2015 04/03/2015 NITRATE EP for WELL EP-A1.506894021
21400506AB 02/06/2014 03/04/2014 NITRATE EP for WELL EP-A1.072862776
21300754AB 02/25/2013 02/28/2013 NITRATE EP for WELL EP-A1.51755703
21201078AB 03/26/2012 04/09/2012 NITRATE EP for WELL EP-A1.1854851
21100707-I 02/23/2011 03/03/2011 NITRATE EP for WELL EP-A1.04
21003231-I 08/09/2010 09/16/2010 NITRATE EP for WELL EP-A0.74
21000564AB-I 02/17/2010 03/01/2010 NITRATE EP for WELL EP-A1.12
20900683AB-I 03/09/2009 04/08/2009 NITRATE EP for WELL EP-A1.16
20800854AB-I 03/19/2008 04/14/2008 NITRATE EP for WELL EP-A1.06
20700563AB 02/14/2007 07/30/2007 NITRATE EP for WELL EP-A1.2
260135-I 01/10/2006 02/03/2006 NITRATE EP for WELL EP-A1.24
250183-I 01/13/2005 02/04/2005 NITRATE EP for WELL EP-A1.4
240326 01/26/2004 02/04/2004 NITRATE EP for WELL EP-A1.02
230531 02/14/2003 03/06/2003 NITRATE EP for WELL EP-AND
220393 02/01/2002 02/28/2002 NITRATE EP for WELL EP-A0.68
 

Archived Nitrate Samples
Sample ID Sample
Date		 Date
Received		 Analyte Name Source Name Source
ID		 Result
A10622QAA 06/21/2001 08/01/2001 Nitrate WELL AA0.51
200901 03/21/2000 04/03/2000 Nitrate WELL AA0.6
991377 04/29/1999 05/28/1999 Nitrate WELL AA0.7
983541 09/29/1998 10/26/1998 Nitrate WELL AA0.96
973426 09/15/1997 09/29/1997 Nitrate WELL AA0.84
960920VAA 09/19/1996 01/03/1997 Nitrate WELL AA0.57
953200.1 09/14/1995 10/13/1995 Nitrate WELL AA0.8
944597 12/01/1994 01/26/1995 Nitrate EP for WELL A0.5
C-93-204 08/27/1993 01/10/1994 Nitrate WELL - WELL AA0.86
-1884008 06/11/1986 12/22/1986 Nitrate WELL A0.18
-1884009 06/11/1986 06/11/1986 Nitrate WELL A0.18
 



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