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TABLE 2 <br /> Concentrations of Selected Constituents in Groundwater <br /> Del Monte Plant No.33 <br /> Disco Site <br /> Stockton,California <br /> Concentration u 1L <br /> 1ti4onitonn$Well 'Sample �tltyl 7 <br /> .. - <br /> c _;�..: 1,2DCA - - - <br /> EDB Benzene ,.,7ol.uen0 ,::benzene;._..,X fensG>TBA,".,._ . MTBE „ DIPS,,. ETRE T6ME;', Lead: <br /> MW-DIS-lis 2121!2002 64 180 NO o.45 NO NO ND NO NO NO NO NO NS <br /> 5113!2002 76 180 ND 0.42 NO NO ND ND NO NO NO NO NS <br /> 8/1212002 NO 110 NO 0.50 NO NO NO ND NO NO NO NO NS <br /> 1719!2002 NO 170 NO NO NO NO NO NO NO NO NO NO NS <br /> MW-DIS-11d 2/21/2002 NO ND NO NO NO NO NO ND NO NO NO NO NS <br /> 5/13/2002 ND NO ND NO NO NO NO NO NO NO NO NO NS <br /> $11212002 ND NO NO NO ND NO NO NO NO NO NO NO NS <br /> 121912002 NO NO NO NO NO NO NO NO NO NO NO NO NS <br /> MW-DIS-12 2121!2002 NO NO ND NO NO NO NO NO NO NO NO NO NS <br /> 5/13/2002 NO NO NO NO NO NO NO NO ND ND NO NO NS <br /> 811 2120 0 2 NO 0.90 NO NO ND NO ND NO NO NO NO NO NS <br /> 1219/2002 ND 0.66 NO NO NO NO NO NO NO NO NO NO NS <br /> MW-DIS-13 2/21/2002 ND NO NO NO NO NO ND NO NO NO NO NO NS <br /> 5/13/2002 NO NO NO NO NO NO NO NO NO NO NO NO NS <br /> 8/102002 NO ND NO NO NO NO NO NO NO NO NO NO NS <br /> 1219/2002 NO NO NO NO NO NO NO NO ND NO NO NO NS <br /> MW-DIS-14S 2/21/2002 NO 8.2 NO NO NO NO NO NO NO NO NO NO NS <br /> —5/-1312002 NO 7.2 NO NO NO NO ND ND 7.0 NO NO NO NS <br /> $11212002 NO 4.2 NO NO NO NO ND ND 9.9 ND NO NO NS <br /> 12/9/2002 NO 4.4 NO NO NO NO NO NO 2.5 NO NO NO NS <br /> MW-DIS-14d 2/21/2002 NO NO ND NO NO NO NO NO NO NO NO NO NS <br /> 5113/2002 NO NO NO NO NO NO NO ND NO NO NO NO NS <br /> 8)12120021 ND NO NO NO NO NO NO ND NO NO NO NO NS <br /> 1 219120021 NO NO NO NO NO NO NO NO NO NO NO NO NS <br /> Trip Blank 8 11 212 0 0 2 NO NO NO NO NO <br /> 1219120021 NS NS NS NS NS NS NS NS NS NS NS NS NS <br /> Notes: <br /> All analyses performed by EPA Method$01518020 <br /> TCLP: EPA Toxicity Characteristic Leachate Procedure for Identifying Hazardous Waste <br /> MCL: California Maximum Contaminant Level for Drinking Water <br /> <5.0 Below Detection limit of 5.0 ug(L <br /> <0.5 Below Detection limit of 0.5 uglL <br /> EDB ethylene dibromide <br /> 1,2 DCA 1,2-dicloroethane <br /> Sample collected by minimum aeration technique <br /> " Samples collected but not analyzed due to lab error/not confirmed by GC1MS <br /> Samples collected on 6112!97 were analyzed using EPA Method 8240. <br /> BOLD Bold indicates results above the detection limit <br /> NS: Not Sampled <br /> NA> Not analyzed for this analyte <br /> 3119199 MW-DIS-2 re-sampled on this date and analyzed by EPA Method 8015/8020. Detection not confirmed by GC/MS. <br /> MTBE was not detected in the original 2111199 sample(analyzed by EPA Method 801518020)and <br /> confirmed by GC/MS Method 8260) <br /> 12280.MON l ST03EO12 Page 18 of 18 <br /> Copyright 2003,Kleinfelder,Inc. February 5,2003 <br />