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e <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC-7 Tele:510-798-1620 Fax 510-798-1622 <br /> Geological Audit Services Client Project ID: Geweke Land Date Sampled:03/17/94 <br /> 1803 West March Lane,Ste. A Development <br /> Date Received: 03/25/94 <br /> Stockton,CA 95207 Client Contact:Bob Marty Date Extracted: 03/25/94 <br /> Client P.O: Date Analyzed:03/25/94 <br /> Gasoline Range(C6-C12) Volatile Hydrocarbons as Gasoline*,with BTEX* <br /> EPA methods 5030,modified 80I5,and 8020 or 602,California RW CB SF Bay Region)method GCFID 5030 <br /> Lab ID Client ID Matrix TPH(g)+ Benzene Toluene Ethylben- Xylenes %Rec. <br /> zene Surrogate <br /> 34866 MW-14/3-17-94 W ND,a 5.7 1.4 ND 1.7 106 <br /> Detection Limit unless other- W 50 ug/L 0.5 0.5 0.5 0.5 <br /> wise stated;ND means Not <br /> Detected S 1.0 mg/kg 0.005 0.005 0.005 0.005 <br /> i <br /> *water samples are reported in ug/L,soil samples in mg/kg,and all TCLP extracts in mg/L <br /> #cluttered chromatogram;sample peak co-elutes with surrogate peak <br /> + The following descriptions of the TPH chromatogram are cursorryy in nature and McCampbell Analytical is not <br /> responsible for their interpretation:a unmodified or weakly modified gasoline is siccant;b) heavier gasoline <br /> range compounds are significant(aged gasoline?);c)lightergasoline range compoun3s(the most mobile fraction <br /> are significant- d)gasoline range compounds are sipmcanf no recognizable pattern- e) TPH pattem that does <br /> not appear toe derived from gasoline #} one to a few isolated peaks present; gj strongly aged gasoline or <br /> diesel range compounds are significant;h){{?)fighter than water immiscible phase is present. <br /> DHS Certification No. 1644r <br /> Edwa d H am1lton,LabDurector <br />