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1 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> 24 http//wwwmccgMbellcom E-mail mainQmccampbell com <br />' Advanced GeoEnvironmental Client Project ID Gaurdmo& Crawford Date Sampled 08/24/01 <br /> 837 Shaw Road Date Received 08/28/01 <br /> ' Stockton,CA 95215 Client Contact Paul Dotson Date Extracted 08/28-08/30/01 <br /> Client P O Date Analyzed 08/28-08130101 <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 /> t Ethyl- %Recovery <br /> F76164 <br /> b 1D Client ID Matrix TPH(g)" MTBE Benzene Toluene Xylenes <br /> benzene Surrogate <br /> 8240 W 26,OOO,a ND<100 3700 4300 730 3700 102 <br /> 0824016165 082401 W 670,a 8 8 120 10 38 140 104 <br /> 76166 MW3/ W ND ND ND ND ND ND 102 <br /> 082401 <br /> ' 76167 MW4/ W ND ND ND ND ND ND 104 <br /> 082401 <br /> 76168 MW5/ W ND ND ND ND ND ND t04 <br /> ' 08240E <br /> 76169 MW6/ W ND ND ND ND ND ND 102 <br /> 082401 <br /> Reporting Limit unless W 50 ug/L 50 05 0 5 0 5 0 5 <br /> ' otherwise stated,ND <br /> means not detected above S 1 0 mg/kg 005 0 005 0 005 000 5 0 005 <br /> the reporting limit <br /> *water and vapor samples are reported,uglL,wipe samples in uglwipe,soil and sludge samples,mg/kg,and all TCLP and SPLP extracts <br /> tin ug/L <br /> A cluttered chromatogram,sample peak coeiutes 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 signtficant(aged <br /> gasoline9), 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(9),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 iFcognizable pattern <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br /> 1 <br />