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• • • <br /> CAMBRIA <br /> Table 1 Historical Soil Chemical Analytical Data,Former Shell Service Statton/Perslling Oil,4445 N Pershing Avenue,Stockton,California <br /> Sample <br /> Sample Depth Date TPHmo TPHd TPHg B T E X EDB Comments <br /> ID (fbg) Sampled (mg/kg) (mg/kg) (mg/kg) (mg(kg) (mg/kg) (mg/kg) (mg(kg) (mg/kg) <br /> MW-4 14 27-Dec-91 NA NA <0 05 <0 0005 <0 0005 <0 0005 <0 0005 <100 <br /> MW-4 245 27-Dec-91 NA NA <0 05 <0 0005 <0 0005 <0 0005 <0 0005 <100 <br /> MW-4 29 27-Dec-91 NA NA 11 <0 0005 <0 0005 <0 0005 <0 0005 <100 <br /> VEW-1 10 10-Jul-90 NA NA 12 ND ND ND 0 011 ND <br /> VEW-1 20 10 Jul-90 NA NA ND 013 018 0.013 0 076 ND <br /> VEW-2 15 11-Jul-90 NA NA ND 0 021 00089 00026 0 018 ND <br /> Abbreviations and Notes <br /> TPHmo=Total petroleum hydrocarbons as motor oil by EPA Method 8015(Modified)or equivalent <br /> TPHd=Total petroleum hydrocarbons as diesel by EPA Method 8015(Modified)or equivalent <br /> TPHg=Total petroleum hydrocarbons as gasohne by EPA Method 8015(Modified)or equivalent <br /> BTEX=Benzene,toluene,ethylbenzene,and xylenes by EPA Method 8020 or equivalent <br /> EDB=Ethylene dibromide by EPA Method 8020 or equivalent <br /> 1bg=Feet below grade <br /> mg/kg=Milligrams per kilogram(parts per milhon) <br /> <x=Not detected at detection limit x <br /> NA=Not analyzed or not available <br /> ND=Not detected(detection limit not specified in previous table) <br /> a=Sample also analyzed for chlombenzene,1,2-chchlorobenzene 1,3-dichlorobenzene,and 1,4-duhlorobenzene none were detected <br /> b=Sample also analyzed for chlorobenzene,1,2-chchlorobenzene,1,3-dichlorobenzene,and 1 4-dicb1ombenzem,none were detected except for 0 046 ppm chlorobenzene <br /> c=Sample also analyzed for total lead,organic lead,and STLC lead,see Aegis's November 15 1989 Pre-Tank Replacement Site Assessment Results Report for results <br /> d=Sample also analyzed for organic lead,see Aegis's June 14,1990 Tank Closure Results Report for results <br /> 0837 Page 3 of 3 <br />