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I 1 Second Avenue South,#D7,Pacheco,CA 94553 <br /> McCf1.MPBELL ANALYTICAL INC. Telephone: 510-79S-1020 Fax :510-798-1622 <br /> litfahv n.mccanlhUell.com 6-171ail:mainamccampbell.com j <br /> I <br /> Advanced GeoEnvironmental Client Project 1D: 5-Start Mm'ilia Date Sampled: 11/18/97 <br /> 4005 North Wilson Way Date Received: 11/20/97 <br /> I <br /> Stockton, CA 95205 Client Contact: Bill Little Date Extracted: 1]/20/97 <br /> I <br /> Client P.O: Date Analyzed: 11120-11/21/97 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline*,with 111etliyl tert-Butyl Ether* &BTEX* <br /> EPA methods 5030,modified 8015,and 8020 or 602;California RWQC13(SF E ay Rcgion)method GCFiD(5030) <br /> Lab ID Client ID Matrix TPH(g)+ MTBE Benzer e Toluene Ethylben- Xylenes %Recovery <br /> zene Surrogate <br /> 83234 SP1-1 S ND ND ND ND ND ND 105 <br /> i; <br /> 83235 Tl-W S 690,bxj ND<I.1 ND<0.1 1.7& 8.3& 14& 103 <br /> 83236 TI-E S ND ND ND ND ND 0.019 97 <br /> I� <br /> 83237 SP1-2 S ND ND ND ND ND ND 102 <br /> 83238 SP2-1,2 S ND ND ND ND ND ND 102 <br /> I <br /> 83239 SP2-3,4 S ND ND ND ND ND ND 105 <br /> 83240 SP3-1 S 1300,b,j ND<1.0 ND<0.1 3.2 14 66 99 <br /> Result not in substantial agreement the EPA 8260 result,presurnatily due to the less certain compound identification/ <br /> resolution inherent in EPA method 8020. <br /> { <br /> j <br /> j <br /> j <br /> Reporting Limit unless W 50 ug/L 5.0 0.5 0.5 0.5 0.5 1 <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 nater and McCampbeli Analytical is not responsible for their <br /> interpretation: a) unmodified or weakly modified gasoline is significant; t) heavier gasoline range compounds are significant(aged <br /> gasoline?); c) lighter gasoline range compounds (the most mobile fraction) •re significant; d) gasoline range compounds having broad <br /> chromatographic peaks are significant;biologically altered gasoline?;e)TPH p ttem 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)lighter than water immiscible <br /> sheen is present;i)liquid sample that contains greater than--5 vol.%sediment; )no recognizable pattern. 4 <br /> r <br /> DHS Certification No. 1644 /,//—Edward Hamilton,Lab Director <br /> I <br />