OHA Drinking Water Services
PWS ID: 95023 ---- CIRCLE K #9640
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
23-29744-I05/22/202305/30/2023NITRATE EP-A1.300000010.000000 MG/L
2229960-I05/10/202205/19/2022NITRATE EP-A1.300000010.000000 MG/L
2132107-I05/11/202105/14/2021NITRATE EP-A1.100000010.000000 MG/L
2045633-I07/17/202007/23/2020NITRATE EP-A1.100000010.000000 MG/L
1942502-I06/13/201906/20/2019NITRATE EP-A1.000000010.000000 MG/L
1832766-I05/08/201805/14/2018NITRATE EP-A1.100000010.000000 MG/L
1708154-I02/17/201702/21/2017NITRATE EP-AND10.000000 MG/L
1623007-I05/04/201605/06/2016NITRATE EP-AND10.000000 MG/L
1521700-I05/14/201505/19/2015NITRATE EP-A1.100000010.000000 MG/L
1421634-I05/20/201405/21/2014NITRATE EP-AND10.000000 MG/L
27906-I03/07/201303/08/2013NITRATE EP-AND10.000000 MG/L
25355-I02/23/201202/24/2012NITRATE EP-AND10.000000 MG/L
22841-I03/03/201103/10/2011NITRATE EP-AND10.000000 MG/L
15942-I12/20/200712/28/2007NITRATE EP-AND10.000000 MG/L
1381212/19/200612/26/2006NITRATE EP-AND10.000000 MG/L
11479-I12/14/200512/19/2005NITRATE EP-AND10.000000 MG/L
9158-I12/15/200412/20/2004NITRATE EP-AND10.000000 MG/L
717612/10/200312/16/2003NITRATE EP-AND10.000000 MG/L
544312/11/200212/23/2002NITRATE EP-A1.100000010.000000 MG/L


Archived Results
Sample
Date		 Received
Date		 Chemical Source ID Result MCL
03/27/2000 05/01/2000 Nitrate AA0.900000010.000000
03/25/1999 04/30/1999 Nitrate AAND10.000000
04/14/1998 05/26/1998 Antimony Total AAND0.0060000
04/14/1998 05/26/1998 Arsenic AAND0.0500000
04/14/1998 05/26/1998 Barium AAND2.0000000
04/14/1998 05/26/1998 Beryllium Total AAND0.0040000
04/14/1998 05/26/1998 Cadmium AAND0.0050000
04/14/1998 05/26/1998 Chromium AAND0.1000000
04/14/1998 05/26/1998 Cyanide AAND0.2000000
04/14/1998 05/26/1998 Fluoride AAND4.0000000
04/14/1998 05/26/1998 Lead AAND0.0150000
04/14/1998 05/26/1998 Mercury AAND0.0020000
04/14/1998 05/26/1998 Nickel AAND0.1000000
04/14/1998 05/26/1998 Nitrate AAND10.000000
04/14/1998 05/26/1998 Nitrite AAND1.0000000
04/14/1998 05/26/1998 Selenium AAND0.0500000
04/14/1998 05/26/1998 Sodium AA19.900000
04/14/1998 05/26/1998 Sulfate AA1.5000000
04/14/1998 05/26/1998 Thallium Total AAND0.0020000
07/17/1997 08/10/1999 1,1,1,2-Tetrachloroethane AAND
07/17/1997 08/10/1999 1,1,1-Trichloroethane AAND0.2000000
07/17/1997 08/10/1999 1,1,2,2,-Tetrachloroethane AAND
07/17/1997 08/10/1999 1,1,2-Trichloroethane AAND0.0050000
07/17/1997 08/10/1999 1,1-Dichloroethane AAND
07/17/1997 08/10/1999 1,1-Dichloroethylene AAND0.0070000
07/17/1997 08/10/1999 1,1-Dichloropropene AAND
07/17/1997 08/10/1999 1,2,3-Trichloropropane AAND
07/17/1997 08/10/1999 1,2,4-Trichlorobenzene AAND0.0700000
07/17/1997 08/10/1999 1,2-Dichloroethane AAND0.0050000
07/17/1997 08/10/1999 1,2-Dichloropropane AAND0.0050000
07/17/1997 08/10/1999 1,3-Dichloropropane AAND
07/17/1997 08/10/1999 1,3-Dichloropropene AAND
07/17/1997 08/10/1999 2,2-Dichloropropane AAND
07/17/1997 08/06/1999 Antimony Total AAND0.0060000
07/17/1997 08/06/1999 Arsenic AAND0.0500000
07/17/1997 08/06/1999 Barium AAND2.0000000
07/17/1997 08/10/1999 Benzene AAND0.0050000
07/17/1997 08/06/1999 Beryllium Total AAND0.0040000
07/17/1997 08/10/1999 Bromobenzene AAND
07/17/1997 08/10/1999 Bromodichloromethane AAND
07/17/1997 08/10/1999 Bromoform AAND
07/17/1997 08/10/1999 Bromomethane AAND
07/17/1997 08/06/1999 Cadmium AAND0.0050000
07/17/1997 08/10/1999 Carbon Tetrachloride AAND0.0050000
07/17/1997 08/10/1999 Chloroethane AAND
07/17/1997 08/10/1999 Chloroform AAND
07/17/1997 08/10/1999 Chloromethane AAND
07/17/1997 08/06/1999 Chromium AAND0.1000000
07/17/1997 08/10/1999 Cis-1,2-Dichloroethylene AAND0.0700000
07/17/1997 08/06/1999 Cyanide AAND0.2000000
07/17/1997 08/10/1999 Dibromochloromethane AAND
07/17/1997 08/10/1999 Dibromomethane AAND
07/17/1997 08/10/1999 Dichloromethane (Methylene Chloride) AAND0.0050000
07/17/1997 08/10/1999 Ethylbenzene AAND0.7000000
07/17/1997 08/06/1999 Fluoride AA0.11000004.0000000
07/17/1997 08/06/1999 Lead AAND0.0150000
07/17/1997 08/10/1999 M-Dichlorobenzene AAND
07/17/1997 08/06/1999 Mercury AAND0.0020000
07/17/1997 08/10/1999 Monochlorobenzene (Chlorobenzene) AAND0.1000000
07/17/1997 08/06/1999 Nickel AAND0.1000000
07/17/1997 08/06/1999 Nitrate AAND10.000000
07/17/1997 08/06/1999 Nitrite AAND1.0000000
07/17/1997 08/10/1999 O-Chlorotoluene AAND
07/17/1997 08/10/1999 O-Dichlorobenzene AAND0.6000000
07/17/1997 08/10/1999 P-Chlorotoluene AAND
07/17/1997 08/10/1999 P-Dichlorobenzene AAND0.0750000
07/17/1997 08/06/1999 Selenium AAND0.0500000
07/17/1997 08/06/1999 Sodium AA14.600000
07/17/1997 08/10/1999 Styrene AAND0.1000000
07/17/1997 08/06/1999 Sulfate AA12.700000
07/17/1997 08/10/1999 Tetrachloroethylene AAND0.0050000
07/17/1997 08/06/1999 Thallium Total AAND0.0020000
07/17/1997 08/10/1999 Toluene AAND1.0000000
07/17/1997 08/10/1999 Total Xylenes AAND10.000000
07/17/1997 08/10/1999 Trans-1,2-Dichloroethylene AAND0.1000000
07/17/1997 08/10/1999 Trichloroethylene AAND0.0050000
07/17/1997 08/10/1999 Vinyl Chloride AAND0.0020000


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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