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110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> ' MCCAMPBELL ANALYTICAL INC. Telephone:925-798-1620 Fax:925-798-1622 <br /> htty://www.mccarnpbell.com E-mail: main@mccampbell.com <br /> Advanced GeoEnvironmental Client Project ID:MBP/Lodi Date Sampled: 10/15/01 <br /> 837 Shaw Road Date Received: 10/16/01 <br /> ' Stockton, CA 95215 Client Contact:William R. Little Date Extracted: 10/16-10/17/01 <br /> Client P.O: Date Analyzed: 10/16-10/17/01 <br /> Gasoline Range (C6-Cl2)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 GCFID(5030) <br /> Lab ID Client ID Matrix TPH(g)+ MTBE Benzene Toluene Ethyl- Xylenes %Recovery <br /> benzene Surrogate <br /> 80935 Influent Air 430,bj ND ND ND 1.8 10 104 <br /> 80936 Effluent Air 260,bxj ND ND ND 1.3 5.6 103 <br /> Reporting Limit unless Air 50 ug/L 5.0 0.5 0.5 0.5 0.5 <br /> otherwise stated;ND <br /> means not detected above S 1.0 m 0.05 0.005 0.005 0.005 0.005 <br /> the reporting limit �g <br /> *water and air samples are reported in ug/L,wipe samples in ug/wipe,soil and sludge samples in mg/kg,and all TCLP and SPLP extracts in <br /> ug/L <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 /> gasoline?), 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)lighter 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 Edward Hamilton,Lab Director <br /> 1 <br />