OHA Drinking Water Services
PWS ID: 93530 ---- ODOT HD COW CANYON REST AREA
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
X053052A-I01/05/202302/08/2023NITRATE EP-A3.820000010.000000 MG/L
X048900A-I01/13/202201/23/2022NITRATE EP-A2.260000010.000000 MG/L
X044474A-I01/07/202101/29/2021NITRATE EP-A2.880000010.000000 MG/L
X044068A-I12/03/202012/14/2020NITRATE EP-A3.610000010.000000 MG/L
X035586A-I01/03/201902/04/2019NITRATE EP-A2.010000010.000000 MG/L
B8A091001-I01/09/201801/12/2018NITRATE EP-A2.300000010.000000 MG/L
B7C081201-I03/08/201703/14/2017NITRATE EP-A2.300000010.000000 MG/L
B6B170602-I02/17/201602/23/2016NITRATE EP-A2.360000010.000000 MG/L
B5D282302-I04/28/201505/05/2015NITRATE EP-A2.460000010.000000 MG/L
B4E062902-I05/06/201406/13/2014NITRATE EP-A2.030000010.000000 MG/L
B3I172502-I09/17/201310/22/2013NITRATE EP-A1.320000010.000000 MG/L
B2E152802-I05/15/201206/22/2012NITRATE EP-A1.590000010.000000 MG/L
B1L090401-I12/09/201112/14/2011NITRATE EP-A1.640000010.000000 MG/L
B0B231001-I02/23/201003/01/2010NITRATE EP-A1.630000010.000000 MG/L
A80507AC1-I05/07/200805/27/2008NITRATE EP-A1.600000010.000000 MG/L
A70123AF-101/22/200702/08/2007NITRATE EP-A1.600000010.000000 MG/L
A61227X-112/26/200601/09/2007NITRATE EP-A1.400000010.000000 MG/L
A51215Y-112/14/200501/04/2006NITRATE EP-A1.300000010.000000 MG/L
A40211BC-102/11/200402/19/2004NITRATE EP-A1.600000010.000000 MG/L
A30108BK-101/08/200301/23/2003NITRATE EP-A1.100000010.000000 MG/L
A21106AH-111/06/200211/22/2002NITRATE EP-A1.100000010.000000 MG/L


Archived Results
Sample
Date		 Received
Date		 Chemical Source ID Result MCL
11/07/2001 11/28/2001 Nitrate A6.500000010.000000
09/13/2000 09/28/2000 Nitrate A1.500000010.000000
05/19/1999 06/03/1999 Nitrate A1.600000010.000000
12/18/1998 12/28/1998 Nitrate A1.000000010.000000
06/19/1998 06/26/1998 Nitrate A0.990000010.000000
05/18/1997 05/30/1997 Nitrate A1.700000010.000000
02/05/1997 02/13/1997 Nitrate A1.600000010.000000
12/30/1996 01/08/1997 Nitrate AA1.300000010.000000
10/06/1995 10/18/1995 Nitrate A0.770000010.000000
10/06/1994 04/27/1995 Nitrate A0.730000010.000000
07/02/1993 09/12/1995 Nitrate A0.600000010.000000
07/02/1993 09/12/1995 Nitrite AND1.0000000
06/27/1988 08/22/1988 Arsenic A0.00500000.0500000
06/27/1988 08/22/1988 Barium AND2.0000000
06/27/1988 08/22/1988 Cadmium AND0.0050000
06/27/1988 08/22/1988 Chromium AND0.1000000
06/27/1988 08/22/1988 Lead AND0.0150000
06/27/1988 08/22/1988 Mercury AND0.0020000
06/27/1988 08/22/1988 Nitrate A0.590000010.000000
06/27/1988 08/22/1988 Selenium AND0.0500000
06/27/1988 08/22/1988 Silver AND0.1000000
05/05/1982 05/05/1982 Nitrate A0.900000010.000000


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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