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06-12-1995 06:43PIl FROM McCampbell Analytical Inc TO . SSS P.03 <br /> 110 2nd Avenue South, #D7,Pacheco,CA 94553 <br /> MCCAMPBELL ANALYTICAL INC, <br /> Tele:510-798-1620 Fax:510-798-1622 <br /> Advanced GeoEnvironmental Client Project 1D:Exxon Station Date Sampled:06/06/95 <br /> 1803 West March Lane,Ste.A Date Received:06/07/95 j <br /> Stockton,CA 95207 Client Contact:Bob Marry/Mike Flores Date Extracted:06/07/95 <br /> I <br /> Client P.O: Date Analyzed:06/07.06/08/95 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline*,with BTEX* <br /> EPA methods 5030.modified 8015 and 8020 or 602:California RW CB SP BavRe 'on mathOCFID 5030 <br /> I <br /> Lab ID Client ID Matrix TPH(g)` Benzene Toluene Ethylbcn- Xylenes ado Rea. <br /> -rene Surrogate <br /> 53155 Tank 4 PB 8' S 1.1,b ND 0.006 ND 0.022 103 <br /> 53156 Tank 4 SP S 5.1,b 0.011 0.067 ` 0.029 0.21 104 <br /> 53157 Tank 5 PB 8' S --- ND ^ND ND 0.015 103 <br /> 5315$ Tank S SP S ••. ND 0,007 0.008 0,060 105 <br /> i <br /> • I <br /> I <br /> i <br /> I <br /> Reporting Limit unless other- W 50 ug/L 0.5 0.5 0,5 0.5 <br /> Wise stated;ND means not de- <br /> tected above the reporting limit S 1,0 ntg/ltg 0,005 0.005 0.00.5 0.005 <br /> i <br /> i <br /> *water and vapor samples are reported in ug/L,soil samples in mg/kg,and all TCLP extracts in mg/L <br /> #cluttered chromatogram;sample peak eoelutes with surrogate peak <br /> + The follort' descriptions of the TPH chromatogram are curspry,in nature and McCampbell Analytical is not <br /> responsible forgtheir interpretation:all unmodified weakly modified gasol ne is si ificant;b) hea�aer spline <br /> range compounds are sigtuficant(aged gasoline?);c) ter g�aasoline range compounds(the most mobile fraction) <br /> are stcant;d) e6so c range compounds having Groacf chromato aphic peaks are significant;biologically <br /> altered gasoline?• c) TPH pattern that does not appear to be derived hom gasoline (?);f)one to a few isolated <br /> peaks present;g)stronglyaged gasoline or diesel range compounds are sig cant;h)lighter than water inuniscible <br /> sheen 1s present;i)ligifl samplle that contains greater than_5 vol.% sediment;j) no recognizable pattern. ` <br /> DI1S CertiScation No. 1644Edward Hamilton,Lab Director <br />