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i <br /> 110 Second Avenue South,#D7, Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> http/AN xkw mccampbell coin E-mail main@mccampbell com <br /> Advanced GeoEnvironmental Client Project ID Stena Lumber Date Sampled 12/10/98 <br /> 4005 North Wilson Way Date Received 12/12/98 <br /> Stockton, CA 95205 Client Contact Tim Cuellar Date Extracted 12/14/98 <br /> Client P O Date Analyzed 12/14-12/15/98 <br />' Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasohne*, ii ith Nleth,%l tert-Butyl Ether* &BTEX* <br /> EPA methods 5030 modified 8015,and 8020 or 602 California R%\IQCB(SF Bay Region)method GCI-ID(5030) <br /> Lab ID Client ID Matrix TPH(g)+ %4TBE Benzene Toluene Ethylben Xylenes %Recovery <br /> -zene Surrogate <br /> 00069 MW-1 W 10,000,a ND<100 1500 31 660 77 104 <br /> 00070 MW-2 W 52,000,a ND<200 760 580 2200 11,000 101 <br /> 00071 MW-3 W ND \D ND ND ND ND 101 <br /> I00072 MW-4A W 81,000'a ND<200 3000 16,000 3100 17,000 102 <br /> 00073 MW-4B W 2900,a ND<20 110 15 140 120 103 <br /> 00074 MW-5 W ND ND ND ND ND ND 107 <br /> 10 00075 MW-6 W 200,b,1 \D N D N D 1 6 N D 97 <br /> 00076 MW-7 W ND ND ND ND ND ND 106 <br /> I <br /> I <br /> fReporting Limit unless W 50 ug/L 5 0 05 05 05 05 <br /> othei wise stated,ND <br /> means not detectedit e <br /> the reporting limitS 1 0 mg/kg 005 0 005 0 005 0 005 0 005 <br /> I <br /> *%�atei and vapor samples are reported in ug/L,wipe samples in ug/„ipe soil and sludge samples in nig l.« and all TCLP and SPLP extracts <br /> in uglL <br /> I9 cluttered chromatogram sample peak coelutes with surrogate peak <br /> 'The following descriptions of the TPH chromatogram are nnsmy in nature and McCampbell Analytical is not responsible for their <br /> I ntterpretatron a) unmodified or weakly modified gasoline is s,gmficant b) hearer gasoline range compounds are sigmftcant(aged <br /> gasoline?), c) h.-filer gasoline range compounds (the most mobile fiacuon) are significant d) gasoline range compounds having broad <br /> chromatographic peaks are significant,biologically altered gasoline e)TPH pattern that docs riot 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 1)liquid sample that contains greater Shan—5\ol %,sedrinent,j)no recognizable pattern <br /> DHS Ceitification No 1644 �Ed\%aid liamilton, Lab Director <br />