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Sent By: McCampbell Analytical; — 925 798 4612; Mar-1F _1) 10:12AM; Page 3/6 <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC. h�// 925 <br /> mccamob -1622 <br /> 11/corn!E-mail:main a3mc620 Fax: campbell.com <br /> �d <br /> john P.Cummings&Associates Client Project ID:#0399014.00; 1161 Date Sampled: 12/21/99 <br /> Airport Date Received: 12/22/99 <br /> P.O.Box 2847 <br /> Fremont,CA 94536-2847 Client Contact John Cummings Date Extracted: 12/22-12/27/99 <br /> Client P.O: Date Analyzed 12123-12127!99 <br /> Gasoline Range(t,6-C12)Volatile Hydrocarbons as Gasoline*,with Methyl Cert-Butyl Ether" <br /> EPA methods 5030,modified 8015,and 8020 or 602;California RWQCB OF Bay Region)method GCFID(5030) <br /> Ethylbers %Recovery <br /> Lab ID Client ID Matrix TPH(&)` MTBE Benzene Toluene zene Xylenes Surrogate <br /> 28056 East End S — ND ND ND ND ND 91 <br /> 28057 West End 5 --- ND ND ND ND ND 103 <br /> 28058 Soil Pile S — ND ND ND ND ND 90 <br /> East <br /> 28059 soil Pile S — ND ND ND ND ND 94 <br /> West <br /> 28060 Soil Pipe L S --- ND ND ND ND ND 96 <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 ustwipe,soil and sludge samples in mg(kg,and all TCLP and SPLP extracts <br /> in Usti, <br /> cluttered chmnmlogm q sample peak cuelutes with surrogate peak <br /> 'Ttte following descriptions of the TPH chromatogram arc cursory in nature and McCampbell Analytical is not responsible for their <br /> interpmunim: a) unmodified or weakly modified gasoline is significant; b) heavier gasoline range compounds are significant(aged <br /> gasoline?);o)lighter gasoline range compounds(the most mobile fraction)are significant;d) gasoline range compounds having broad <br /> Chromatographic peaks an,significant biologically altered gasoline?;e)TPH pattern that does not appear to be derived from gasoline(?);1) <br /> one to a few isolated peaim present;g)strongly aged gasoline or diesel mngc compounds are significant;h)lighter than water imnascible <br /> sheen is Present,i)liquid sample that Contains greater than-5 vol.%sediment))no recognisable pattern. _ <br /> DHS Certification No. 1644 ^_Edward Hamilton,Lab Director <br />