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• ► I I <br /> 10 Second Avenue< ,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL .4LYTICAL INC. Telephone:925- -1620 Fax:925-798-1622 <br /> 64http://www.mccampbell.com E-mail:main@mccampbell.com <br /> - <br /> Advanced GeoEnvironmental Client Project ID:MBP-Navy Drive Date Sampled: 12/23/98 <br /> 4005 North Wilson Way Date Received: 12/29/98 <br /> Stockton, CA 95205 Client Contact: Bili Little Date Extracted: 12/29-12/31/98 <br /> Client P.O: Date Analyzed:12/29/98-01/01199 <br /> Gasoline Range(C&C12)Volatile Hydrocarbons as Gasoline*,-,,vith Methyl tert-Butyl Ether* &BTEX* <br /> EPA methods 5030,modified 8015,and 8020 or 602;California RWQCB(SF Bay Region)method GCFED(5030) <br /> Lab ID Client ID Matrix TPH(g)' MTBE Benzene Toluene Ethylben- Xylenes %Recovery <br /> zene Surrogate <br /> 01030 TK7-Noth S ND ND ND ND ND ND 98 <br /> 01031 TK7-Middle S ND ND ND ND ND ND 97 <br /> 01032 SP44 S ND 0.31 ND ND ND ND 98 <br /> 01033 SP4-2 S 1.4,b ND ND 0.010 ND 0.015 98 <br /> 01034 SP4-3 S 2.0,g ND ND 0.010 ND 0.014 104 <br /> 01035 TK5-Water W 77,000,a,h 2000 860 6000 2000 12,000 94 <br /> 01036 TK6-Water W 60,000'a,h 3100 740 5400 2200 11,000 93 <br /> 01037 TK4-South S 2.5,a 0.10 0.050 0.020 0.16 0.019 102 <br /> 01038 TK5-North S ND 0.12 ND ND ND ND 102 <br /> 01039 TK5-South S ND ND<0.1 ND 0.017 0.008 0.016 105 <br /> 01040 TK6-North S 43,b 0.91 0.020 0.019 0.58 1.1 116 <br /> 01041 TK6-South S 270,b ND<0.6 0.013 0.12 0.18 1.1 111 <br /> Reporting Limit unless W 50 ug/L 5.0 0.5 0.5 0.5 0.5 <br /> otherwise stated;ND <br /> means not detected above <br /> the reporting limit S 1.0 mg/kg 0.05 0.005 0.005 0.005 0.005 <br /> *water and vapor samples are reported in ug/L,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 aresignificant(aged <br /> gasoline?); 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(7);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 />