OHA Drinking Water Services
PWS ID: 05975 ---- COWBOY DINNER TREE
Chemical Results

ND = Not Detected at the Minimum Reporting Level
MCL exceedances are indicated with red text

Sample
ID		 Sample
Date		 Received
Date		 Chemical Source ID Result Current MCL UOM
B1L170201-I12/17/202112/20/2021NITRATE EP-A1.300000010.000000 MG/L
B0L290301-I12/29/202001/05/2021NITRATE EP-A1.200000010.000000 MG/L
B0D280101-I04/28/202005/01/2020NITRATE EP-A1.000000010.000000 MG/L
B8L170201-I12/17/201812/20/2018NITRATE EP-A1.000000010.000000 MG/L
B7L110401-I12/11/201712/15/2017NITRATE EP-AND10.000000 MG/L
B6L270101-I12/27/201612/29/2016NITRATE EP-AND10.000000 MG/L
B5L280301-I12/28/201501/07/2016NITRATE EP-AND10.000000 MG/L
B4K180202-I11/18/201412/03/2014NITRATE EP-AND10.000000 MG/L
B3L200302-I12/20/201301/06/2014NITRATE EP-AND10.000000 MG/L
B2L100502-I12/10/201212/20/2012NITRATE EP-AND10.000000 MG/L
B1L080202-I12/08/201112/14/2011NITRATE EP-AND10.000000 MG/L
B0K030902-I11/03/201012/16/2010ARSENIC EP-AND0.0100000 MG/L
B0K030902N-I11/03/201012/17/2010NITRATE EP-AND10.000000 MG/L
B9J260502-A-I10/25/200911/24/2009ARSENIC EP-AND0.0100000 MG/L
B9J260502-I10/25/200911/23/2009NITRATE EP-AND10.000000 MG/L
B8L170202-I12/16/200812/23/2008NITRATE EP-AND10.000000 MG/L
NB512072-I12/14/200501/06/2006NITRATE EP-A1.410000010.000000 MG/L
NB403081N03/05/200403/29/2004NITRATE EP-A1.050000010.000000 MG/L
NB21223812/23/200212/31/2002NITRATE EP-AND10.000000 MG/L


Archived Results
Sample
Date		 Received
Date		 Chemical Source ID Result MCL
12/27/2001 01/03/2002 Nitrate AAND10.000000
03/26/2001 04/06/2001 Nitrate AAND10.000000


A blank or a 0 in the MCL column indicates that a MCL has not been set for that chemical.
This list represents all sample results for all of the water system's sources and entry points.


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