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P1 Trace Analysis Laboratory, Inc. <br /> 3423 Investment Boulevard, i`8 • Hayward, Gali`ornia 94545 (415) 783-6960 <br /> pp DATE: 1/19/88 <br /> LOG NO.: 5479 <br /> DATE SAMPLED: 12/7/87 through 12/11/87, _ <br /> 12/14/87, and 12/15/87 <br /> 8- MATE RECEIVED: 12/17/87 <br /> .d CUSTOMER: Kayo Oil Company <br /> c/o Alpha Geotechnical Consultants Inc. <br /> F1 REQUESTER: Darrel Klingman <br /> PROJECT: No. 211-71-6, Douglas Gas Station, Lodi <br /> Sample T e• Soil <br /> _ B5-10.5' 85- _ 1 <br /> Method and 25 5 B5 55.5 <br /> Concen- Detection Concen- Detection Concen- Detection <br /> Constituent Un;ts tration Limit tration Limit tration Limit <br /> -- <br /> ""odified EPA Method 8015: <br /> }�} Volatile Hydrocarbons ug/kg 270,000 1500 8,500,000 30,000 < 600 600 <br /> ['3 <br /> i.a Modified EPA Method 8020: <br /> Benzene ug/kg < 90 90 < 5,000 5,000 110 9 <br /> , k Ethyl benzene ug/kg < 100 100 49,000 7,000 < 10 10 <br /> fFg�` Toluene ug/kg 210 100 44,000 6,000 23 g <br /> (( Xylenes ug/kg 790 60 < 3,000 3,000 12 5 <br /> MW15=-11.0' MW15-_35.5' MW15-50.5' <br /> i Modified EPA Method 8015; ! <br /> Volatile Hydrocarbons ug/Kg < 600 600 28,000 600 < 600 600 <br /> }Modified EPA Method 8020: <br /> --------9enzene-____--_ ---- <br /> � t Ethyl benzene ug/kg 82 10 C 10 10 < IO 10 <br /> Toluene. ug/kg 53 9 48 9. 21 9 <br /> 3 -Aylenes ug/k9 30 5 51 5 14 <br /> L 5 <br /> .. <br /> r <f B-3 <br />