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110 2nd Avenue South,#D7,P7Fm <br /> o,CA 94553-5560 <br /> MCCAMPBELL ANALYTICAL INC. Telephone:925-798-1620 925-798-1622 <br /> http�//www mcc=Rbel ccom E-min@meeampbell.com <br /> TERRASEARCH,Inc. Client Project ID:#8062-GWTP;River <br /> Date Sampled:07/26/01 <br /> Walk Date Received:07/27/01 <br /> 257 Wright Brothers Ave. <br /> Livermore,CA 94550 Client Contact:Rob Campbell Date Extracted:07/27/01 <br /> Client P.O: Date Analyzed:07/27-0713 1/0 1 <br /> Metals by ICP* <br /> EPA analytical methods 6010,200.7 <br /> Lab ID Client ID Matrix Extraction' manganese* Iron* Sodium' Boron" <br /> 73498 P-1 W TIT.0 0.38 11 180 0.44 <br /> 73499 P-2 W TTLC 1.3 33 130 0.38 <br /> 73500 P-4 W TTLC 20 360 440 1.4 <br /> 73501 SJR-I W TTLC 0.55 6.7 82 0.48 <br /> W TTLC 0.02 mg/L 0.05 0.1 0.05 <br /> Reporting Limit unless <br /> otherwise stated;ND rneans S TTLC 1.0 mg/kg 3.0 5.0 3.0 <br /> not detected above the <br /> reporting limit _ - <br /> - STLC,7CLP 0.10 mg/L 0.10 <br /> •water wrMles are reported in mP/L,soil and sludge samples in mg/kg,wipes in ug/wipe and all TCLP/STLC/SPLP extracts in mg/L <br /> °EPA extraction methods 131 I(TCLP),3010/3020(water,TP1,C),3040(orgenic matrices,TLLC),3050(solfds,TILC);STLC-CA Title 22 <br /> 0 DISTLC extractions are Perfomrcd 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 /> a reporting lirtat raised due to matrix interference <br /> i) liquid 71e m <br /> that contains greater th —2 vol. % sediment; this seditnent is extracted with the liquid, m accordance with EPA <br /> methodologies anan d can significantly effect reported etal mncentntims;i)dissolved iron assumed to be equal to ferrous iron. <br /> DHS Certification No. 1644 Edward Hamilton,Lab Director <br />