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' 110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> ' http//www mecampbell com E-mail main@mccampbell corn <br /> Advanced GeoEnvironmental Client Project ID Chase Chevrolet- Date Sampled 02/08/00 <br /> 4005 North Wilson Way Madison Date Received 02/09/00 <br /> ' Stockton, CA 95205 Client Contact Kevin McKibben Date Extracted 02/11-02/16/00 <br /> Client P O Date Analyzed 02/11-02/16/00 <br /> Gasoline Range (C6-C12) Volatile Hydrocarbons as Gasohne*,with A'Iethyl 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 1D Matrix TPH(g)' MTBE Benzene Toluene Ethylben- Xylenes %Recovery <br /> zene Surrogate <br /> 30794 MW-112-8- W ND ND ND ND 089 2 0 98 <br /> 00 <br /> ' 30795 MW-2/2-8 W ND ND ND ND ND ND 97 <br /> 30796 MWo40/2-8 W ND ND ND ND ND ND 99 <br /> 30797 MW002 8 W ND ND ND ND ND ND 99 <br /> 30798 MWo80/2-8 W ND ND ND ND ND ND 101 <br /> 30799 MW-1 1/2 <br /> W11/2 8 W ND ND ND ND ND ND 97 <br /> 00 <br /> 30800 MW 00/2-8- W ND ND ND ND ND ND 98 <br /> 30801 M W-13/2-8- <br /> 00 W ND ND ND ND ND ND 97 <br /> 30802 MW-010812-8- W ND ND ND ND ND ND 100 <br /> 30803 MW-19A/2- W ND ND ND ND ND ND 102 <br /> 8-00 <br /> 30804 MW-19B/2- W ND ND ND ND ND ND 99 <br /> s-oo <br /> 30805 MW-20A/2- W ND ND ND ND ND ND 100 <br /> 8-00 <br /> 10806 M\NI-20B/2- \V ND ND ND ND ND ND 100 <br /> 8-00 <br /> 50807 M" 21A/2 W 3800,a,h ND<18 <br /> 8-00 ! 1500 38 1200 66 103 <br /> MW-218/2-30808 8-00 W 800,6 6 0 24 ND 41 16 ]03 <br /> Reporting Limit unless <br /> otherwise stated,ND W 50 ug/L 5 0 0 5 0 5 0 5 05 <br /> ' means not detected aboNe <br /> the reporting limit S 1 0 mg/kg 0 Oaf 0 005 0 005 0 005 0 005 <br /> "n ater and vapor samples are reported in ug/L,r+,rpe samples in ug/u rpe,soil and sludge samples in mg/kg and all TCLP and SPLP extracts <br /> mug/L <br /> cluttered chromatogram,sample peak coelutes v�ith surrogate peak <br /> The folloN ing desci iptrons 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) hear,ier gasoline range compounds are significant(aged <br /> gasoline'), c) lighter gasoline range compounds (the most mobile fraction)are significant d) gasoline range compounds haN ing broad <br /> chromatographic peals aie significant biologically altered gasoline' e)TPH pattern that does not appear to be derived from gasoline(9),f) <br /> one to a few isolated peaks present, g)strongly aged gasoline or diesel range compounds are significant h)tighter than nater immiscible <br /> ' sheen is present i)liquid sample that contains greater than—5%of %sediment, )no recognizable pattem <br /> DHS Certification No 1644 Edward Hamilton, Lab Director <br />