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OWA <br />110 2nd Avenue South, #D7, Pacheco, CA 94553 <br />McCAMPBELL ANALYTICAL INC. Tele: 510-798-1620 Fax 510-798-1622 <br />Upgradient Environmental <br />4111 82nd Street <br />Sacramento, Ca. 95682 <br />Client Project ID: # 94120; Alpine BP, <br />Stockton <br />Date Sampled: 09/14/94 <br />Date Received: 09/15/94 <br />Client Contact: Vic Cherven <br />Date Extracted: 09/19/94 <br />Client P.O: <br />Date Analyzed: 09/19/94 <br />Lead <br />EPA anal34ical method 6010 or 239.2/7420; <br />Lab ID <br />Client ID <br />Matrix <br />Extraction' <br />Lead* <br />41020 <br />Tank 3S <br />S <br />TTLC <br />ND <br />41021 <br />Tank 2S <br />S <br />TTLC <br />10 <br />41022 <br />Tank 1S <br />S <br />TTLC <br />15 <br />41024 <br />Tank 3N <br />S <br />TTLC <br />ND <br />41025 <br />Tank 2N <br />S <br />TTLC <br />4.1 <br />41026 <br />Tank 1N <br />S <br />TTLC <br />4.9 <br />41027 <br />W. Stockpile # 1 <br />S <br />TTLC <br />5.6 <br />41028 <br />W. Stockpile # 2 <br />S <br />TTLC <br />12 <br />41029 <br />W. Stockpile # 3 <br />S <br />TTLC <br />27 <br />41030 <br />W. Stockpile # 4 <br />S <br />TTLC <br />21 <br />41031 <br />W. Stockpile # 5 <br />S <br />TTLC <br />8.8 <br />41032 <br />W. Stockpile # 6 <br />S <br />TTLC <br />11 <br />41034 <br />East Stockpile <br />S <br />TTLC <br />5.0 <br />Detection Limit unless otherwise <br />stated; ND mems Not Detected <br />W <br />TTLC <br />0.005mg/L <br />S <br />TTLC <br />4.0 mg/kg <br />••• <br />STLC,TCLP <br />0.20 mg/L <br />• soil samples are reported in mg/kg, and water samples and all STLC & TCLP extracts in mg/L <br />+ Lead is analysed using EPA method 7420 (AA Flame)for soils, STLC & TCLP extracts and method 239.2 (AA Furnace) for water samples <br />o EPA extraction methods 1311(TCLP), 3010/3020(water,TTLC), 3040(organie matrices,TTLC), 3050(solids,TTLC); STLC from CA Title <br />22 <br />a) liquid sample that contains greater than _ 2 vol. % sediments; the sediments are earacted with the liquid, in accordance with EPA <br />methodologies and can significantly effect the metal's reported value. <br />DH S Certification No. 1644 1/_// Edward Hamilton, Lab Director <br />