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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 /> http://www.mccampbell.com E-mail: main@mccampbel1.com <br /> Advanced GeoEnvironmental Client Project ID: Geweke Date Sampled: 01/18/00 <br /> 4005 North Wilson Way Date Received: 01/19/00 <br /> Stockton,CA 95205 Client Contact:Kevin McKibben Date Extracted: 01/19-01/21/00 <br /> Client P.O: Date Analyzed: 01119-01/21/00 <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 GCFID(5030) <br /> Lab ID Client ID Matrix TPH(g)+ MTBE Benzene Toluene Ethylben- Xylenes %Recovery <br /> zene Surrogate <br /> 29315 MW-6/1-18-00 W ND ND ND ND ND ND 102 <br /> 29316 MW-711-18-00 W 73j ND ND ND ND ND 101 <br /> 29317 MW-811-18-00 W 1400,b ND 1.8 2.2 50 72 ---# <br /> 29318 MW-9/1-18-00 W 710,b ND 1.5 3.0 24 7.2 118 <br /> 29319 MW-11/1-18-00 W ND ND ND ND ND ND 100 <br /> 29320 MW-1211-18-00 W ND ND ND ND ND ND 101 <br /> 29321 MW-1411-18-00 W 2400,a ND 67 31 26 180 114 <br /> Reporting Limit unless W 50 ug/L 5.0 0.5 0.5 0.5 0.5 <br /> otherwise stated;ND means <br /> not detected above the S 1.0 <br /> reporting limit mg/kg 0.05 0.005 0.005 0.005 0.005 <br /> nater 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 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 baving broad <br /> chromatographic peaks are significant;biologically altered gasoline?;e)TPH pattern that does not appear to be derived from gasoline(?);f) <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 r Edward Hamilton, Lab Director <br />