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TABLE 2 <br /> I <br /> HISTORICAL SOIL ANALYTICAL RESULTS <br /> Parkinson's I-5 Hammer ARCO <br /> 3250 West Hammer Lane,Stockton,California <br /> Sample Depth Date TPHG Benzene Toluene Ethyl-benzene Total Xylenes MTBE TAME <br /> Sample ID (feet bgs) Collected (mg/Kg). (rng/Kg) (mg/Kg) (mg/Kg) (mg/Kg) (mg/Kg) TBA(mg/Kg) (mg/Kg) <br /> Groundwater Monitoring Well Soil Borings and Deeperflssessment Boring---May 2002 <br /> MW-4 15 5/23/2002 <1.0 <0,005 <0.005 <0.005 <0.01 2.0-71 <0.05 O_04f,- <br /> MW-4 <br /> 4f-MW-4 20 5/23/2002 <1.0 <0.005 • <0.005 <0.005 <0.01 49--3 <0.05 0.03, <br /> MW-4 25 5/23/2002 <1.0 <0.005 <0.005 <0.005 <0.01 069" <0.05 rDA05" <br /> MW-5 15 5/23/2002 <1.0 <0.005 <0.005 <0.005 <0.01 00.66 <0.05 0.0067 . <br /> MW-5 20 5/23/2002 <1.0 <0.005 <0.005 <0.005 <0.01 r3.50 } .6.78 ` 0:037• \` <br /> MW-5 25 5/23/2002 <1.0 <0.005 <0.005 <0.005 <0.01 t330"� <1.0,1 0:03-) i <br /> cSB=f)jep 15 5/22/2002 '<1.0 0.079 <0.005 .0.045 '4.01 t5.8, <0.05 0.074. - <br /> SB-Deep 20 5/22/2002 ' 7 <0.05 <0.05 <0.05 <0.01 , 3.8....7 <0.5 <0.05 A . <br /> SB-Deep 55 5/22/2002 <1.0 <0.005 <0.005 <0.005 11, <0.01 <0.005 <0.05 <0.005 <br /> Deep Monitorine Well Soil Bonn¢---July 2006 <br /> MW-6 15 7/18/2006 <1.0 <0.005 <0.005 <0.005 <0.005 <0.005 <0.5 <0.02 <br /> MW-6 25 7/18/2006 <1.0 <0.005 <0.005 <0.005 <0.005 0.76 1.0 <0.02 <br /> MW-6 35 7/18/2006 <1.0 <0.005 <0.005 <0.005 <0.005 0.035 <0.5 <0.02 <br /> MW-6 45 7/18/2006 <1.0 <0.005 <0.005 <0.005 <0.005 0.013 <0.5 <0.02 <br /> MW-6 54 7/21/2006 <1.0 <0.005 <0,005 <0.005 <0.005 <0.005 <0.5 <0.02 <br /> MW-6 62 7/21/2006 <1.0 <0.005 <0.005 <0.005 <0.005 <0.005 <0.5 <0.02., <br /> Explanation <br /> TPHG=Total petroleum hydrocarbons as gasoline.(aka.gasoline range organics[GRO]) <br /> mg/Kg=milligrams per kilogram <br /> MTBE=Methyl tertiary butyl ether <br /> TBA=Tertiary butyl alcohol ; <br /> DIPE=Di-isopropyl ether <br /> ETBE=Ethyl tertiary butyl ether <br /> TAME=Tertiary amyl methyl ether <br /> EDB=1,2-Dibromoethane <br /> 1,2-DCA=1,2-Dichloroethane <br /> =not available or not analyzed <br /> ND=not detected(reporting limit unknown) , <br /> Notes <br /> Samples from borings SB-Deep,MW-4,MW-5,and MW-6 also analyzed for DIPE and ETBE--all results below reporting limits <br /> Samples from boring MW-6 also analyzed for 1,2-DCA and EDB--all results below reporting limits <br /> August 2008 Workplan--Table 2,Table 3 Page 2 of 2 <br />