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r <br /> I 10 2nd Avenue South,4D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC. Telephone: 925-798-1620 Fax : 925-798-1622 <br /> � <br /> http:/�www.niecampbell.com E-mail:main p: @mccampbell.com <br /> Advanced GeoEnvironmerttal Client Project ID; SUE Monitoring-Tan Date Sampled: 01/03100 <br /> 4005 North Wilson Way 2000 Date Received: 01/04/00 <br /> Stockton,CA 95205 Client Contact: Bill Little Date Extracted: 01/04/00 <br /> F <br /> t P.O; Date Analyzed: 01/04100 <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 Etbylben Xylenes %Recovery <br /> zene Surrogate <br /> 28423 Pre-ox Air 2300,b ND<10 ND 66 21 130 106 <br /> 1 28424 Post-ox Air 210,a ND 3.5 8.7 1.4 6.4 108 <br /> { <br /> 1_;.i, <br /> Reporting Limit uniess Air 50 ug/L 5.0 0.5 0.5 0.5 0.5 <br /> otherwise staled,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/Nvipe,soil and sludge samples in mg/kg,and all TCLP and SPLP extracts <br /> in uglL <br /> "cluttered chromalogram;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 si_Rn ificant(aged <br /> gasoline?); c) lighter gasoline range compounds (t)e most mobile fraction) are significant; d) gasoline range compounds having broad <br /> chromatographic peaks are significant;biologically allered gasoline?;e)TPH pal(ern that does not appear to lie derived from gasoline(?); <br /> one to a few isolated peaks present;g)strongly aged gasoline or diesel range compounds are significant; h)lighter than water immiscible <br /> shecn is present;i)liquid sample that contains grealer(Iran--5 vol.%sediment;j)no recognizable pattern_ <br /> 1 <br /> DHS Certification No. 1644 l`X Edward Hamilton, Lab Director <br />