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�+ _ u _. -�. +w..«__T -�--- -µ -�.CP�'r�r"�.dwv :^,.l'.'..^,i^-S1T.^,n^k^^T_�_�--....-..--— ..' - - _ ^- ��!�i.• -_ - .e+.r'.+„"y_�^" <br /> y' " .. -u wer�.Y ..a-4 +'--�rw+r+�rx -� yo-,-_- "- - - `- w �sa ..-.,rr rw�.r r- w�.r-...tiw f•-- <br /> j� 110 Second Avenue South,#D7,Pacheco,CA 94553-5560 <br /> ® McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> hJW Hwww mccamnbell com E-mail mainr@i mccampbelI com <br /> ' Advanced GeoEnvironmental Client Project ID Chase-Madison Date Sampled 08/12/98 <br /> 4005 North Wilson Way Date Received 08/14/98 <br /> ' Stockton,CA 95205 Client Contact Kevin McKibben Date Extracted 08114-08/19198 <br /> Client P O Date Analyzed 08/14-08/19/98 <br /> ' Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline*,w•th Methyl tert-Butyl Ether* &BTEX* <br /> EPA methods 5030,modified 8015,and 8020 or 602 California RWQCB(SF Bay Region)method GCFID(5030) <br /> Lab ID Client ID Matrix TPH(g)' MTBE Benzene Toluene Ethylben- Xylenes %Recovery <br /> ' zene Surrogate <br /> 93454 MW-I W ND --- ND ND ND ND 95 <br /> 93455 MW-2 W ND --- ND ND ND ND 92 <br /> 93456 MW-4 W ND --- ND ND ND ND 96 <br /> ' 93457 MW-13 W ND --- ND ND ND ND 93 <br /> 93458 MW-19A W ND --- ND ND ND ND 101 <br /> ' 93459 MW-19B W ND --- ND ND ND ND 97 <br /> 93460 MW-20A W ND - - ND ND ND ND 103 <br /> 93461 MW-20B W ND --- ND 056 ND ND 94 <br /> ' 93462 MW-21A W 9000,e,c,h --- 210 5 5 230 47 --- <br /> 93463 MW-21B W 2600,a --- 20 35 67 27 94 <br /> 1 <br /> 1 <br /> ' Reporting Limit unless W 50 uglL 5 0 0 5 0 5 05 05 <br /> otherwise stated ND <br /> means not detected above' <br /> The reporting limit S 1 0 mg/kg 0 05 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 catracts <br /> in ug/1- <br /> cluttered <br /> nJLcluttered chromatogram,sample peak coelutes with surrogate peak <br /> 'The following descriptions of the TPH chromatogram are cursory in nature and McCampbell 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 /> gasoline'), c) lighter gasoline range compounds (the most mobile fraction) are significant, d) gasoline range compounds having broad <br /> chromatographic peaks are significant biologically altered gasoline" e) TPH pattern that does not appear to be derived from gasoline <br /> (stoddard solvent9) f)one to a few isolated peaks present g)strongly aged gasoline or diesel range compounds are significant h)lighter <br /> ihan Nater immiscible sheen is present,i)liquid sample that contains greater than—5 vol %sediment ))no recognizable pattern <br /> ' DHS Certification No 1644 �l Edward Hamilton,Lab Director <br /> 1 <br />