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110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCANPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br />' htto//www mccampbell com E-mail main@mccampbell cam <br /> Advanced GeoEnvironmental Chent Project ID Moore Truck Lanes Date Sampled 02/11/2002 <br /> 837 Shaw Road Date Received 02/12/2002 <br /> Stockton, CA 95215 Chent Contact Paul Dotson Date Extracted 02/12/2002 <br /> rChentp 0 Date Analyzed. 02/12/2002 <br /> Gasoline Range(C6-C12) Volatile Hydrocarbons as Gasoline*,with Methyl tert-Butyl Ether* &BTEX* <br /> EPA methods 5030,modified 8015,and 8020 or 602,California RWQCB(SF Bay Region)method GCFID(5030) <br /> Recov <br /> Lab M Client ID benzene Matrix TPH(g)+ MTBE Benzene Toluene Ethyl Xylenes %Surrroogategate <br /> 90166 1/021102 W ND ND ND ND ND ND 109 <br />' 90167 MWI 02110 W 420,a 10 1 0 13 ND 064 ill <br /> 90168 MW2/02110 W ND ND ND ND ND ND 102 <br /> 90169 MW3�2110 W ND ND ND ND ND ND 103 <br /> 90170 MW4�02I10 W ND ND ND ND ND ND 104 <br /> I <br /> Reporting Lmut unless W 50 ugfL 50 05 0 5 05 05 <br /> otherwise stated,ND <br /> means not detected above <br /> the reporting limit S 10 mg/kg 0 05 0 005 0 005 0 005 0 005 <br /> "water and vapor samples are reported in ug/L,wipe samples in ug/wipe,soil and sludge samples in mg/kg,and all TCLP and SPLP extracts <br /> to ug/L <br />' X cluttered chromatogram,sample peak coelutes month surrogate peak <br /> 'The following descriptions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not responsible for their <br /> interpretation a) unmodified or weakly modified gasoline is significant, b) heavier gasoline range compounds are stgnificant(aged <br />' gasoline'), 0 lighter gasoline range compounds (the most mobile fraction) are significant, d) gasolme range compounds havmg broad <br /> chmmatographic peaks are significant,biologically altered gasoline),e)TPH pattern that does not appear to be derived from gasoline(1),f) <br /> . one to a few isolated peaks present,g)strongly aged gasoline or diesel range compounds are significant, h)lighter than water inumsci-ble <br /> sheen is present,i)liquid sample that contains greater than—5 vol %sediment,j)no recognizable pattern <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br />