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1 <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> http//www mccampbell com E-mail main@mecampbell cam <br /> ' Advanced GeoEnvironmental Client Project ID National Freight Date Sampled 11/29/00 <br /> 4005 North Wilson Way Date Received 11/30/00 <br /> ' Stockton, CA 95205 Client Contact Paul Dotson Date Extracted 12/01/00 <br /> Client P O Date Analyzed 12/01/00 <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 /> ' Lab ID Client ID Matrix TPH(g)+ MTBE Benzene Toluene Et zeneen g <br /> Xylenes o/Surro ate <br /> 54671 MW-1/ W 1500,g,h ND ND ND ND<l0 14 99 <br /> 11-29-00 <br /> 54672 MW-21 W ND ND ND ND ND ND 105 <br /> 11-29-00 <br /> 54673 MW-3/ W ND ND ND ND ND ND 104 <br /> ' 11-29-00 <br /> Reporting Limit unless W 50 ug/L 50 05405 0 5 05 <br /> otherwise stated,HD <br /> means not detected above <br /> ' the reporting limit S 1 0 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 SPLP 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 /> gasoline9), c) lighter gasoline range compounds (the most mobile fraction) are significant, d) gasoline range compounds having broad <br /> AL chromatographic peaks are significant,biologically altered gasolme9,e)TPH pattern that does not appear to be derived from gasoline(9),0 <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,i)no recognizable pattern <br /> DHS Certification No 1644 Edward Hamilton, Lab Director <br />