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110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAIMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> ' 24 ht!p//www mccMRLi ll com E-mail mamQmccampbell com <br /> ' Advanced GeoEnvironmental Client Project ID Chet's Auto Date Sampled 10/23-24/01 <br /> 837 Shaw Road Date Received 10/25/01 <br /> 1 Stockton, CA 95215 Client Contact Bill Little Date Extracted 10/25-10/29/01 <br /> rChent P O Date Analyzed 10125-10129/01 <br /> tGasohne 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 /> ' Lab ID Client ID Matrix TPH(g)+ MTBE Benzene Toluene Ethyl- Xylenes %Recovery <br /> benzene Surrogate <br /> 81995 B1-10' S 3100,b ND<l0 ND<O10 40 58 400 108 <br /> 1 81996 B 1-20' S 160,b ND<O 50 ND<0 03 16 2 8 17 106 <br /> 81997 B1-25' S 370,b ND<O 50 ND<0 03 3 2 8 1 45 110 <br /> 1 81998 B 1-30 S 5 2O ND ND 0 010 ND 0 033 109 <br /> 81999 B1-40 S ND ND ND ND ND ND 100 <br /> 82000 131-50 S ND ND ND ND ND 0 015 107 <br /> 82001 B1-60 S ND ND ND ND ND ND 105 <br /> 82002 B2-20 S ND ND ND ND ND ND 108 <br /> 82003 82-30 S ND ND ND ND ND ND 104 <br /> 82004 B2-40 S ND ND ND ND ND ND 106 <br /> 82005 B3-20 S ND ND ND ND ND ND 106 <br /> 82006 B3-30 S ND ND ND ND ND ND 107 <br /> 82007 B3-40 S ND ND ND ND ND ND 109 <br /> Reporting Limit unless W 50 ug/L 5 0 0 5 0 5 05 05 <br /> otherwise stated ND <br /> means not detected above <br /> the reporting limit S 10 mg/kg 005 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 SPL?extracts <br /> in 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 significant(aged <br /> gasoline"), c) lighter gasoline range compounds (the most mobile fraction) are significant, d) gasoline range compounds having broad <br /> chromatographic peaks are significant,biologically altered gasolmO,e)TPH pattern that does not appear to be derived from gasoline(") 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 i)liquid sample that contains greater than—5 vol %sediment,j)no recognizable pattern <br /> • DHS Certification No 1644 Edward Hamilton,Lab Director <br /> 1 <br /> 1 <br />