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110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> http I/www mccampbell corn E-mail main@mccampbell corn ' <br /> �4 <br /> Environmental Science Associates Client Project ID #200252, VOP Date Sampled 10/25 & 11/16/01 ' <br /> 225 Bush Street, Suite 1700 Date Received 11/20/2001 <br /> T San Francisco,CA 94104 Client Contact Peter Hudson Date Extracted 11/20/2001 '- <br /> Client P O Date Analyzed 11/20-11/2112001 t <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(S;~Bay Region)method GCFID(5030) <br /> Lab 1D Client ID Matrix TPH(g)` MTBE Benzene Toluene Ethyl Xylenes %Recovery '— <br /> —benzene—— —Surrogate— <br /> 84016 MW-4-20' S ND ND _ ND - ND -- ND 100 ' <br /> 84018 MW-3-16' S ND --- ND '" ND ND - I'm -' 101 <br /> 84020 MW-3-30' S ND --- ND ND _ ND ND 100 <br /> 1 <br /> 84021 MW-1-22' S ND l --- ND ND ! ND moi' ND 109 <br /> 84022 MW-2-25' S ND --- ND ND ND ND 106 ' <br /> 84024 TP-20-23' S ND --- NDS ND ND—' ND ' 103 <br /> 84025 TP-20-35' S ND ND'__ ND ND ND 99 <br /> 84026 W-TP-20 W ND �- --- ND'" ND ND - ND.. 101 <br /> I! <br /> Reporting Limit unless W 50 ug/L 5 0 05 05 05 05 <br /> otherwise stated,ND <br /> means not detected above <br /> the reporting limitS 10 mg/kg 005 0 005 0 005 0 005 0 005 <br /> " «waterl <br /> a <br /> and vapor samples are repow <br /> reported in ug/L,wipe samples in ug/wipe,soil and sludge samples in mg/kg,and all TCLP and SPLP extracts <br /> — -_inU� - - _ - -- - _ _ - - 1 <br /> "cluttered chromatogram,sample peak coelutes with surrogate peak i <br /> -Che 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 /> gasohnO), c) lighter gasoline range compounds (the most mobile fraction) are significant, d) gasoline range compounds having broad <br /> chromatogi aphic 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 recognizable pattern <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br />