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1 <br /> 110 2nd Avenue South,#D7, Pacheco,CA 94553-5560 <br /> ' McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> h //www mceam bell corn E-mail main@mccampbeil com <br /> ' Advanced GeoEnvironmental Client Project ID Rain Water Car Wash Date Sampled 01/30/02 <br /> ' 837 Shaw Road Date Received 01/3I102 <br /> Stockton, CA 95215 Client Contact Tim Cuellar Date Extracted 02/03-02/05/02 <br /> ' Client P O Date Analyzed 02/03-02/05/02 R <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 RW B SF Bay Region)method GCF 5030 <br /> ' Lab ID Latent ID Matrix TPH(g)+ MTBE Benzene Toluene Ethyl- Xylenes %Recovery <br /> benzene Surro ate <br /> 89351 GAC 2 W ND ND ND ND ND ND 117 <br /> ' 89352 Influent W 36,000,a 33,000 1300 2900 250 1500 114 <br /> ' 89353 Effluent W ND ND ND ND ND ND log <br /> 1• - <br /> 1 <br /> 1 - <br /> Reporting Limit unless W 50 u 5 <br /> otherwise stated,ND � 0 05 0 5 0 5 0 5 <br /> 1 means not detected above - - - <br /> the reporting limit S 1 0 mg/kg 005 0 005 0 005 0 005 0005 <br /> 'water and vapor samples are reported to ug/L wipe samples in ug/wipe soil and sludge.samples in mg/kg and all TCLP and SDLP extracts <br /> In ug/L <br /> ' N cluttered chromatogram sample,peak coelutes with surrogate pmk <br /> 'The following descriptions of the. TPH chromatogram are cursory in nature: and McCampbe ll Analytical is not respanslble, for their <br /> ' Interpretation a) unmodified or weakly modified gasoline is significant b) heavier gasoline range compounds are sigmficangaged <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 gasolme9 0 TPH pattern that does not appear to be derived from � <br /> one to a few isolated peaks resent range gasoline { ) t) <br /> sheen Is resent t)h u d sam le that ontalins g ater than il5 vol °o edimet )no recognizable pattern significantounds are h) lighter than water imrrnsceble <br /> DHS Certificanon No 1644 � , <br /> L _Edward Hamilton, Lab Director <br /> a ' <br />