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1 <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> h"//www mccampbell com E-mail main@mccampbell com <br /> i <br /> i <br /> ' Advanced GeoEnvironmental Client Protect ID Chapin Bros Date Sampled 12/29/99 <br /> 4005 North Wilson Way Date Received 12/30/99 <br /> ' Stockton, CA 95205 Client Contact Bill Little i Date Extracted 12/30-01/03/00 <br /> Client P 0 Date Analyzed 12130-01103100 <br /> Gasoline Range(C6-02)Volatile Hydrocarbons as Gasoline*,with Methyl tert-Butyl Ether*&BTEX* <br /> EPA methods 5030,modified 8015,and 8020 or 602,California RWQCB(SF Bay Region)method GCF1D(5030) <br /> Lab ID Client ID Matrix TPH(g)' MTBE Benzene Toluene Ethylben- Xyienes %Recovery <br /> zene Surrogate r <br /> 28349 MW1 W 3900,a ND 1100 17 17 130 --.# <br /> ' 28350 MW2 W ND ND ND ND ND ND 102 <br /> 28351 MW3 W 6900,a ND<20 110 ND<3 0 390 280 98 <br /> ' 28352 MW4 W 16,000,a ND<30 4900 410 410 1900 102 <br /> ' 28353 MW5 W 930,b0 ND ND ND 1 1 4 5 96 <br /> 28354 MW6 W ND ND ND ND ND ND 102 <br /> ' 28355 VE1 W I1,000'a ND<10 1200 62 600 2300 114 <br /> 28356 VE6 W 12,000,a ND<20 2400 49 1400 400 --- <br /> 1 <br /> Reporting Limit unless W 50 ug/L 5 0 0 5 05 05 0 5 <br /> othem Ise stated,ND <br /> ' means not detected above <br /> the reporting limit S 1 0 mg/kg 005 0 005 0 005 0 005 0 005 <br /> *'v,ater 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 /> m uglL <br /> "cluttered chromatogram sample peak coclutes with surrogate peak <br /> 'The following descriptions of the TPH chromatogram are cursory in nature and McC3mpbel3 Analytical is not responsible for their <br /> ' interpretation a) unmodified or weakly modified gasoline is significant, b) heavier gasoline range compounds are significant(aged <br /> gasohne9), c) lighter gasoline range compounds (the most mobile fraction)are significant d) gasoline range compounds ha%[ng broad <br /> chromatographic peaks are significant,biologically altered gasohnO e)TPH pattern that does not appear to be derived from gasoline(9) f) <br /> one to a few isolated peaks present g)strongly aged gasoline or diesel range compounds are significant,h)lighter than >,>,ater immiscible <br /> ' sheen is present,1)liquid sample that contains greater than—5 vol %sediment j)no recognizable pattern <br /> DHS Certification No 1644 __ Edward Hamilton, Lab Director <br />