OHA Drinking Water Services
PWS ID: 90550 ---- BONANZA HIGH/ELEM SCHOOLS
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
22090980-01-I 09/20/2022 10/11/2022 NITRATE EP for WELL EP-A0.352
N21082-I 03/25/2021 04/01/2021 NITRATE EP for WELL EP-A0.12
1908097101-I 08/19/2019 09/13/2019 NITRATE EP for WELL EP-A0.473
N19-054-I 03/08/2019 03/25/2019 NITRATE EP for WELL EP-A0.236
N18071-I 03/12/2018 03/19/2018 NITRATE EP for WELL EP-A0.237
N17014-I 01/17/2017 01/20/2017 NITRATE EP for WELL EP-A0.176
N15273-I 07/13/2015 07/18/2015 NITRATE EP for WELL EP-A0.131
N14196-I 06/26/2014 06/27/2014 NITRATE EP for WELL EP-A0.144
130891001B-I 08/27/2013 09/13/2013 NITRATE EP for WELL EP-A0.479
N12326-I 09/28/2012 10/05/2012 NITRATE EP for WELL EP-A0.239
N11182-I 12/08/2011 12/12/2011 NITRATE EP for WELL EP-A0.672
100902901B-I 08/31/2010 10/07/2010 NITRATE EP for WELL EP-A0.477
090868801A-I 08/26/2009 09/22/2009 NITRATE EP for WELL EP-A0.413
080153101A 01/29/2008 03/03/2008 NITRATE EP for WELL EP-A0.493
070922401B 09/10/2007 10/05/2007 NITRATE EP for WELL EP-A0.471
0608175 08/03/2006 09/01/2006 NITRATE EP for WELL EP-A0.42
51097 06/12/2005 07/05/2005 NITRATE EP for WELL EP-A0.6
40312I 02/23/2004 04/05/2004 NITRATE EP for WELL EP-A0.33
30384 02/19/2003 03/11/2003 NITRATE EP for WELL EP-A0.26
20926 05/02/2002 06/05/2002 NITRATE EP for WELL EP-A0.5
 

Archived Nitrate Samples
Sample ID Sample
Date		 Date
Received		 Analyte Name Source Name Source
ID		 Result
10264 01/30/2001 03/05/2001 Nitrate WELL AA0.4
992925 12/14/1999 01/06/2000 Nitrate WELL AA0.5
98289 02/19/1998 03/16/1998 Nitrate WELL AA0.32
971209 06/02/1997 07/11/1997 Nitrate WELL AA0.4
942278 08/01/1994 04/05/1995 Nitrate WELL AA0.43
93-C3044 09/28/1993 12/02/1994 Nitrate WELL AA0.58
-1904901 05/14/1987 05/26/1987 Nitrate WELL A0.44
-1904902 01/28/1985 01/28/1985 Nitrate WELL A0.51
 



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