OHA Drinking Water Services
PWS ID: 00237 ---- HILLTOP IMPROVEMENT DISTRICT
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
2305538-001-I 05/12/2023 05/15/2023 NITRATE EP for WELL EP-A0.698
2208711-001-I 08/16/2022 08/17/2022 NITRATE EP for WELL EP-A0.869
2104707001-I 04/16/2021 04/19/2021 NITRATE EP for WELL EP-A0.618
2002601001-I 02/17/2020 02/24/2020 NITRATE EP for WELL EP-A0.515
1906A25001-I 06/24/2019 06/28/2019 NITRATE EP for WELL EP-A0.827
1802736001-I 02/19/2018 02/26/2018 NITRATE EP for WELL EP-A0.541
1701454001-I 01/16/2017 01/19/2017 NITRATE EP for WELL EP-A0.591
1603994001A-I 03/24/2016 04/14/2016 NITRATE EP for WELL EP-AND
1601573001-I 01/18/2016 01/22/2016 NITRATE EP for WELL EP-A0.463
1501558001-I 01/19/2015 01/22/2015 NITRATE EP for WELL EP-A0.245
143063-I 07/08/2014 07/21/2014 NITRATE EP for WELL EP-A1.6
132688-I 06/26/2013 07/12/2013 NITRATE EP for WELL EP-A0.875
123988-I 08/15/2012 08/24/2012 NITRATE EP for WELL EP-AND
114633-I 09/16/2011 09/23/2011 NITRATE EP for WELL EP-A1
68260-I 09/03/2010 10/01/2010 NITRATE EP for WELL EP-A1.3
57259-I 12/10/2009 12/17/2009 NITRATE EP for WELL EP-AND
53279-I 09/04/2009 09/16/2009 NITRATE EP for WELL EP-AND
280651 02/07/2008 02/11/2008 NITRATE EP for WELL EP-A1.2
PQE041801 05/09/2007 05/22/2007 NITRATE EP for WELL EP-A1.07
262128 06/21/2006 06/26/2006 NITRATE EP for WELL EP-A1.1
250492 02/15/2005 02/22/2005 NITRATE EP for WELL EP-AND
P4H1049-01I 08/26/2004 11/01/2004 NITRATE EP for WELL EP-A0.98
230559 02/18/2003 02/24/2003 NITRATE EP for WELL EP-AND
220475 02/19/2002 02/25/2002 NITRATE EP for WELL EP-A1.1
 

Archived Nitrate Samples
Sample ID Sample
Date		 Date
Received		 Analyte Name Source Name Source
ID		 Result
214352 12/21/2001 12/31/2001 Nitrate WELL AAND
204102 12/21/2000 12/29/2000 Nitrate WELL AAND
90127-19 01/26/1999 03/19/1999 Nitrate WELL AA1.28
K970805701 10/29/1997 01/09/1998 Nitrate WELL AA0.9
K960655001 10/15/1996 01/09/1998 Nitrate WELL AA1.1
K950647801 10/13/1995 01/09/1998 Nitrate WELL AA1
48517 09/12/1994 09/30/1994 Nitrate STANDARD ENTRY POINT A1.3
36539 09/20/1993 11/23/1993 Nitrate WELL - WELL AA1.3
-1984420 06/18/1991 07/23/1991 Nitrate WELL A1
-1984421 06/22/1988 01/18/1989 Nitrate WELL A0.79
-1984422 06/23/1985 06/23/1985 Nitrate WELL A0.38
 



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