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s <br /> t, 110 2nd Avenue South,#137,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> htty//www mccamybell corn E-mail main@mccampbell corn <br /> Parker Environmental Services Client Project ID #113-26-04,The Date Sampled 02/03/00 p <br /> Customer Company Former Cheaper <br /> 190 East 7�'Street Store#37 Date Received 02/03/00 <br /> Pittsburg,CA 94565 Client Contact Jim Parker Date Extracted 02/03/00 <br /> Client P O Date Analyzed 02/03/00 <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 GCF1D(5030) <br /> Lab ID Client ID Matrix TPH(g)' MTBE Benzene Toluene zene Ethylben- XYlenes %Recovery <br /> Surrogate <br /> 30255 MW-1 W ND ND ND ND ND ND 102 <br /> 30256 MW-2 W ND ND ND ND ND ND 102 <br /> 30257 MW-3 W ND ND ND ND ND ND 102 <br /> 30258 MW-4 W ND ND ND ND ND ND 100 <br /> 1 <br /> 30259 MW-5 W ND ND ND ND ND ND 99 <br /> 30260 MW-6 W ND ND ND ND ND ND 98 <br /> 30261 MW-7 W ND ND ND ND ND ND 97 <br /> 30262 MW-8 W ND ND ND ND ND ND 99 <br /> Reporting Limit unless W 50 ug/L 5 0 0 5 O S 0 5 05 <br /> otherwise stated ND <br /> means not detected above <br /> the reporting limit S 1 0 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 /> 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 gasoline?,e)TPH pattern that does not appear to be derived from gasoline('�) 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 j)no recognizable pattern <br /> DHS Certification No 1644 AMEdward Hamilton Lab Director <br />