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110 Second Avenue South,##D7,Pacheco,CA 94553-5560 <br /> MCCAMPBELL,, NTALYTICAL INC. Telephone:925-798-1620 flax:925-798-1622 <br /> ` t <br /> http://www.mccnampbe" -n E-mail:main@mccampbell.com <br /> Advanced GeoEnvironmental <br /> Date Sampled: 12/17/98 <br /> 4005 North Wilson Way Client Project ID:Navy Drive Date Received: 12/22/98 <br /> Stockton,CA 95205 Client Contact: Bill Little Date Extracted: 12/22/98 <br /> [Client P.O: Date Analyzed: 12/23-12124198 <br /> Lead* <br /> EPA analytical methods 60101200.7,239.2' <br /> Lab ID Client ID Matrix Extraction° Lead* %Recovery <br /> Surrogate <br /> 00682 PL1 S TTLC 7.4 96 <br /> 00683 PL2 S TTLC 6.1 96 <br /> 00684 PL3 S TTLC 7.3 96 <br /> 00685 PL4 S TTLC 6.6 97 <br /> 00686 PL5 S TTLC 7.3 97 <br /> 00687 PL6 S TTLC 6.0 94 <br /> 00688 PL7 S TTLC 6.3 94 <br /> 00689 PL8 S TTLC 6.0 95 <br /> 00690 PL9 S TTLC 5.6 94 <br /> 00691 PLIO S TTLC 7.7 95 <br /> 00692 PLI1 S TTLC 7.3 94 <br /> 00693 PL12 S TTLC 5.7 94 <br /> 00694 PL13 S TTLC 6.2 94 <br /> 00695 PL14 S TTLC 6.6 95 <br /> S TTLC 3.0 mglkg <br /> Reporting Limit unless otherwise <br /> stated;ND means not detected above W TTLC 0.005 mg/L <br /> the reporting limit <br /> --- STLC,TCLP 0.2 mg/L <br /> 'soil and sludge samples are reported in mg/kg,wipe samples in ug/wipe,and water samples and all STLC/SPLP/TCLP extracts in mg/L <br /> 'Lead is analysed using EPA method 6010 (lCP)for soils,sludges, STLC & TCLP extracts and method 239.2 (AA Furnace) for water <br /> samples <br /> °EPA extraction methods 1311(TCLP),3010/3020(water,TTLC),3040(organic matrices,TTLC),3050(solids,TrLC);STLC-CA Title 22 <br /> N surrogate diluted out of range;NIA means surrogate not applicable to this analysis <br /> a reporting limit raised due matrix interference <br /> i) liquid sample that contains greater than —2 vol. % sediment; this sediment is extracted with the liquid, in accordance with EPA <br /> methodologies and can significantly effect reported metal concentrations. <br /> DHS Certification No. 1644 �� Edward Hamilton,Lab Director <br />