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110 2nd Avenue South,#137,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> http//wwwmccaml)bellcom E-mail main@mccampbell cam <br /> . Advanced GeoEnvzronmental Client Project ID Chase Chevrolet-Van <br /> Date Sampled 05/11-05112100 <br /> 4005 North Wilson Way Buren Date Received 05/16/00 <br /> Stockton, CA 95205 Client Contact Kevin McKibben Date Extracted 05116-05/18100 <br /> Client P O Date Analyzed 05/16-05118100 <br /> Gasoline Range(C&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 /> Ethylben- %Recovery <br /> Lab ID Client ID Matrix TPH(g)+ MTBE Benzene Toluene zene Xylenes Surrogate <br /> 38023A MW-315- W 200,000,a --- 7000 48,000 3400 27,000 96 <br /> 12-00 <br /> 38024 MW-6/05- W 1200,b --- 24 ND 120 67 101 <br /> 11-00 <br /> 38025 MW-7105- W 250,b --- ND 061 12 33 97 <br /> 11-00 <br /> 38026 MW-9/05- W 24,000,bj --- 37 130 1400 3900 98 <br /> 11-00 <br /> 38027 MW-10/05- W 580,b --- ND 21 36 94 97 <br /> 11-00 <br /> 38028 MW-14/05- W ND --- ND ND ND ND 100 <br /> 11-00 <br /> 38029 MW-15/05- W ND ___ ND ND ND ND 97 <br /> 11-00 <br /> 38030 MW-16105- W 280,b ___ ND 063 15 41 97 <br /> 11-00 <br /> 38031 MW-17105- W ND ___ ND ND ND ND 101 <br /> 11-00 <br /> Reporting Limit unless W 50 ug/L 50 05 05 05 05 <br /> otherwise stated,ND <br /> means not detected above S 1 0 mg/kg 005 0 005 0 005 0 005 0 005 <br /> the reporting limn <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 /> "cluttered chromatogram,sample peak coelutes with 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 signifcant(aged <br /> gasohner?), c) lighter gasoline range compounds (the most mobile fraction) are significant, d) gasoline range compounds having broad <br /> chromatographic 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 immiscible <br /> sheen is present,t)liquid sample that contains greater than—5 vol %sediment,l)no recognizable pattern <br /> isDHS Certification No 1644 f 1V Edward Hamilton,Lab Director <br />