OHA Drinking Water Services
PWS ID: 92137 ---- COW CREEK STATION
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
22100238AB 01/25/2021 01/28/2021 NITRATE EP for WELL EP-AND
22000111AB 01/13/2020 01/23/2020 NITRATE EP for WELL EP-AND
21900185AB 01/16/2019 02/01/2019 NITRATE EP for WELL EP-AND
21800575AB 02/20/2018 02/28/2018 NITRATE EP for WELL EP-AND
21700854AB 03/15/2017 04/07/2017 NITRATE EP for WELL EP-AND
21600494AB 02/17/2016 02/22/2016 NITRATE EP for WELL EP-AND
21500324AB 01/26/2015 02/02/2015 NITRATE EP for WELL EP-AND
21400929AB 03/07/2014 04/04/2014 NITRATE EP for WELL EP-AND
301181201-I 01/18/2013 01/23/2013 NITRATE EP for WELL EP-A0.11
21200422AB 02/02/2012 03/01/2012 NITRATE EP for WELL EP-AND
21100545-I 02/10/2011 03/03/2011 NITRATE EP for WELL EP-AND
21000620AB-I 02/22/2010 03/01/2010 NITRATE EP for WELL EP-AND
20900360AB-I 02/05/2009 02/12/2009 NITRATE EP for WELL EP-AND
20804350AA-I 12/16/2008 12/29/2008 NITRATE EP for WELL EP-AND
20700598AB 02/15/2007 07/30/2007 NITRATE EP for WELL EP-AND
260760-I 02/22/2006 04/03/2006 NITRATE EP for WELL EP-AND
251635-I 04/20/2005 04/25/2005 NITRATE EP for WELL EP-AND
20030735-01 07/30/2003 08/08/2003 NITRATE EP for WELL EP-AND
20021134-01 11/21/2002 12/11/2002 NITRATE EP for WELL EP-AND
 

Archived Nitrate Samples
Sample ID Sample
Date
Date
Received
Analyte Name Source Name Source
ID
Result
001082001 08/14/2001 09/06/2001 Nitrate EP for WELL AND
20120735 12/07/2000 01/02/2001 Nitrate EP for WELL A0.11
81203-25 12/03/1998 12/30/1998 Nitrate EP for WELL AND
71118-2 11/18/1997 12/01/1997 Nitrate EP for WELL AND
41028-2 10/28/1994 11/14/1994 Nitrate EP for WELL AND
-1890512 09/17/1985 09/17/1985 Nitrate WELL AND
 




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Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 1173