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y, 1102nd Avenue South,#D7, Pacheco,CA 94553-5560 <br /> ® McCAMPBELL ANALYTICAL INC. Telephone:925-798-1620 Fax : 925-798-1622 <br /> http://www.nic1.corn E-mail: main@mccampbell.com <br /> John P. Cummings &Associates Client Project 1D:#0399002.03;Jamar Date Sampled: 08/21/2000 <br /> P.O.Box 2847 Date Received: 08/23/2000 <br /> Fremont,CA 94536-2847 Client Contact:John Cummings Date Extracted: 08/23-0813112000 <br /> Client P.O: Date Analyzed: 08123-09101/2000 <br /> Gasoline Range(C&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 1D Client ID Matrix TPH(g)' MTBE Benzene Toluene Ethylben- Xylenes %Recovery <br /> zone Surrogate <br /> 45651 B-195' S ND ND 0.040 0.012 ND 0.012 105 <br /> 45652 B-I 100' S ND ND ND ND ND ND 101 <br /> 45653 B-1105' S ND ND 0.12 0.031 0.006 0.034 99 <br /> 45654 B-1 110' S ND ND 0.021 0.0080 IND 0.0080 105 <br /> 45655 B-1115' S ND ND 0.017 0.005 ND ND 109 <br /> i <br /> Reporting Limit unless W 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 mg/kg 0.05 0.005 0.005 0.005 0.005 <br /> the reporting limit <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 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(?);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.%scdiment;j)no recognizable pattern. <br /> DHS Certification No. 1644 Edward Hamilton,Lab Director <br />