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I 1 10 Second Avenue South,#D7, Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> httD/hvww mccampbcll co m E-mail mamCmccampbell com <br /> Date Sampled 12/11/98 <br /> Advanced GeoEnvironmental Client Project 1D Stockton Plating c �,-- <br />' 4005 North Wilson Way Date Received 12/12/98 <br /> Stockton, CA 95205 Client Contact Bill Little Date Extracted 12/12/98 <br />' Client P O Date Analyzed 12112-12/16198 <br /> Gasoline Range(C6-Cl2)Volatile Hydrocarbons as Gasohne*,iti ith Methf l tert-Butyl Ether* &BTEX* <br />' EPA methods 5030 modified 8015,and 8020 or 602,California R%k'QCB(SF Bay Region)method GCFID(o030) <br /> Lab ID Client ID Matrix TPH(g)+ MTBE Benzene Toluene Ethylben Xylenes %Recovery <br /> -7ene Surrogate <br /> i <br />' 00077 MW-3/12 W 390,a ND<20 5 3 47 12 54 96 <br /> 11-98 <br /> I <br /> 00078 MW-4112- W 450,a ND<20 15 95 17 78 100 <br />' <br /> 11-98 <br /> 00079 MW-5/12 W 330,a ND<10 61 52 13 57 98 <br /> 11-98 <br /> 00080 MW-6/12 W 75,000,a,h ND<830 7000 16,000 2000 11,000 98 <br /> 11-98 <br /> 00081 VW-1/12 W 160,000,a 1500 29 000 43,000 1100 17,000 97 <br /> 11-98 <br /> 00082 VW 2/12 W 520,a ND<13 5 9 49 12 55 104 <br />' 11-98 <br /> 00083 VW--98-98 98 W 17,000,a ND<400 5600 270 1000 410 106 <br /> 1 <br /> 00084 VW-4/12 W 920,a 41 110 52 39 58 98 <br /> 11-98 <br /> Reporting Limit unless W 50 ug/L 5 0 0 5 0 5 0 5 0 5 <br /> othemise stated ND <br /> means not detected abovL <br /> the reporting limit S l 0 mg/kg 0 OS 0 005 0 005 0 005 0 005 <br /> *%%ater and vapor samples are reported in ug/L,s ipe samples in ugh.ipe soil and sludge samples in ml/kg and all TCLP and SPLP extracts <br /> in Lig/L V <br /> clutteied chromatogram,sample peak coelutes atth surrogate pi ak <br /> The following descriptions of the TPH chromatogram are cursoiy in nature and McCampbell Anal}ucal is not responsible for their <br /> interpretation a) unmodified or weakly modified gasoline is Significant, b) header gasohne iange compounds are significant(aged <br /> gasoline"), c) lighter gasoline range compounds (the most mobile fiacuon) ale significant d) gasoline range compounds having broad <br /> chromatographic peaks are significant,biologically ahered -,,ofinel e)TPH pattem that does not appear to be derived from gasoline(°),f) <br /> one to a few isolated peaks present,g)strongly aged gasoline or diesel ianee compounds are significant h) lighter than Mater immiscible <br /> sheen is present,i)liquid sample that contains greater than—5 N al ;6 Sediment a)no recognizable pattern <br /> DHS Ceitification No 1644 /�� Edward Hamilton, Lab Director <br />