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I I0 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> hM//www mccampbell com E-mail main@mccampbell corn. <br /> Advanced GeoEnvironmental Client Project 1D Chase/Mach on Date Sampled 1 1/1.4/0l <br /> s <br /> 837 Shaw Road Date Received 11/15/01 <br /> Stockton, CA 95215 Client Contact Paul Dotson Date Extracted 11/16-11/19101 <br /> ' Gent P O Date Analyzed 11/16-11/19/01 <br /> Gasoline Range(C6-Cl2)Volatile Hydrocarbons as Gasoline*,with Methyl tert-Butyl Ether* &BTEX* <br /> EPA methods 5030,modified 3015 and 8020 or 602,California RW CB SF Ba Re ion method GCF 5030 <br /> Ethyl- %Recovery <br /> Lab lD Client ID Matrix TPH(g}+ MTBE Benzene Toluene Xylenes <br /> benzene Surrogate <br /> 8360I MW 1/ W ND ND NO ND ND ND 108 <br /> ' 11-I4-01 <br /> 83602 1 MW4--01 W ND ND ND ND ND ND 114 <br /> 83603 11-4-01 W ND I ND ND ND ND ND 119 <br /> 83604 MW13/ W ND ND ND ND <br /> 11-14-01 tND <br /> 114 <br /> ' 83605 Al <br /> MW191 W ND ND ND ND 115 <br /> 11-14-01 <br /> 83606 MW19B/ W ND ND ND ND 313 <br /> 11-14-01 <br /> 83607 MW20A/ W ND ND ND ND 113 <br /> 11-14-01 <br /> 83608 MW2013/ W ND ND ND ND 99 <br /> 11-14-01 <br /> 83609 MW21A/ W 3000,ed,h ND<10 190 2 7 230 5 0 103 <br /> 11-14-01 <br /> 83610 MW -01 <br /> 11-144-01 W 860,e ND ND ND 11 ND 106 <br /> ' <br /> Reporting Limit unless W 50 ug/L 50 0 5 05 0 5 0 5 <br /> otherwise stated,ND <br /> means not detected above S 1 0 m 005 0 005 0 005 0 005 0 005 <br /> the reporting limit €�$ <br /> •water and vapor samples are reported in ugIL,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 frachon) are significant, d) gasoline range compounds having broad <br /> chromatographic peaks are significant, biologically altered gasolme?, e) TPH pattern that does not appear to be derived from gasoline <br /> (stoddard solvent9), f)one to a few isolated peaks present,g)strongly aged gasoline or diesel range compounds are significant,h)lighter <br /> than water immiscible sheen isresent i li uid Iain le that contains than--5 vol %sediment no recognizable pattern <br /> DHS Certification No 1644 _Edward Hamilton,Lab Director <br />