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- t <br /> ' 110 2nd Avenue South,#D7,Pacheco,CA 94553 <br /> cCAMPBELL ANALYTICAL INC. Tele:510-798-1620 Fax:510-798-1622 <br /> Stockton Service Station Client Project ID: 1810 E. Hazelton Ave, Date Sampled:06/15/92 <br /> P.O.Box 508 Stockton <br /> Date Received:06/15/92 <br /> Stockton,CA 95201 Client Contact:Mike Flores Date Extracted:06/15/92 <br /> Client P.O: Date Analyzed:06/16/92 <br /> Low Boiling Point (C6-C12)TPH*as Gasoline and BTEX* <br /> EPA methods 5030 modified 8015 and 8020 or 602•California RWQCB SF Bav Region method GCFID 5030 <br /> Lab ID Client ID Matrix TPH(G)+ Benzene Toluene Ethyl Ben- Xylenes %Rec.Sur- <br /> zene rogate <br /> 105373 P-1 S ND ND ND ND ND 102 <br /> 105374 P-2 S ND ND ND ND ND 97 <br /> 105375 P-3 S ND ND ND ND ND 96 <br /> 105376 14-Stockpile S ND ND ND ND ND 97 <br /> Detection Limit unless W 50 ug/L 0.5 0.5 0.5 0.5 <br /> otherwise stated;ND <br /> means Not Detected S 1.0 m t g 0.005 0.005 0.005 0.005 <br /> *water samples are reported in ug/L and soils in mg/kg <br /> #cluttered chromatogram;sample peak co-elutes with surrogate peak <br /> +The following descriptions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not <br /> responsible for their interpretation:a) redominateI unmodified or weakly modified gasoline b)heavier gasoline <br /> range compounds predominate (aged gasoline?);0 lighter gasoline range compounds predominate(tffe most <br /> mobile gasoline compounds);d) ea and t gasohne range compounds predominate(aged gasoline to ether <br /> with introduced lighf compounds?);e)gasoe range compounds predominate;no recognizable pattern;one <br /> to a few isolated peaks present;g)strongly aged gasoline or diesel range compounds predominate. <br /> Edward Hamilton,Lab Director <br />