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i <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> 4MCCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br />' htW//www rnnccampbell conA E-mail main@mccanipbell com <br /> Advanced GeoEnvtronmental Client Project ID Fernando's Place Date Sampled 08/21/01 <br />' 837 Shaw Road Date Received 08/22/01 <br />' Stockton, CA 95215 Client Contact Paul Dotson Date Extracted 08/23-08/27101 <br /> Client P O Date Analyzed 08/23-08/27/01 <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(5F Bay Region)method GCFID(5030) <br /> Lab ID Client ID Matrix TPH(g)* MTBE Benzene Toluene Ethyl- Xylenes %Recovery <br />' benzene S urrogate <br /> 75571 CPT4-47' W 32,000,a,i ND<1000 7300 780 940 4600 106 <br /> 75572 CP 6464 W 29,000,a,I ND<500 2500 1100 1000 5100 106 <br /> 75573 CPT84-85 W 6200,a,t ND<20 590 190 39 180 109 <br />' 75574 CPT4-119' W 220,a ND 41 3 1 27 66 107 <br /> 75575 CPT4-145' W 56,a ND 68 098 10 44 105 <br /> 1 <br />' Reporting Limit unless W 50 ug/L ' 50 05 05 05 05 <br /> otherwise stated,ND <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(I, <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 /> gasolme9), 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(?),t) <br /> one to a few isolated peaks present, g)strongly aged gasoline or diesel range compounds are significant,h)tighter 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 l Edward Hamilton,Lab Director <br /> 1 <br />