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I 10 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br />' MCCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> • http//www mccainpbell com E-mail mam@mccampbell com <br />' Advanced GeoEnvironmental Client Project ID Flag City Ci Chevron Date Sampled 07/02/2001 <br />' 837 Shaw Road Date Received 07/03/2001 <br /> Stockton, CA 95215 Client Contact Tun Cuellar Date Extracted. 07/03/2001 <br />' Client P O Date Analyzed 07/05/2001 <br /> Lead* <br /> EPA analytical methods 6010/200 7,239 r <br />' Lab ID Client 10 Matrix Extraction° Lead* %Recovery <br /> Surrogate <br /> 71680 INFLUENT W TTLC ND N/A <br />' 71681 EFFLUENT W TTLC ND N/A <br /> I <br /> I <br /> S TTLC 3 0 mg/kg <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 1 TCLP extracts in mg/L <br /> 'Lead is analysed using EPA method 6010 (ICP)for soils, sludges, STLC &TCI F extracts and method 239 2 (AA Furnace) for water <br /> samples <br /> 0 DISTLC extractions are performed using STLC methodology except that deionized water is substituted for citric acid buffer as the <br /> extraction fluid DISTLC results are not applicable to STLC regulatory limits <br /> °EPA extraction methods 1311(TCLP),3010/3020(water,TTLC),30Q(organic matnces,T I-C),3050(soiids,TTLC),STLC-CA Title 22 <br /> "surrogate diluted out of range,N/A means surrogate not applicable to this analysis <br /> ' reporting hnut raised due matnx 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,Late Director <br />