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1 10 Second Avenue South t�D7 Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> F4 Nip//www mccampbell com E-mail main@mccampbell cam <br /> Advanced GeoEnvironmental Client Project ID Newfield Property 1 Date Sampled 11/2319$ <br /> 4005 North Wilson Way I Date Received 11/27/98 <br /> Stockton,CA 95205 Client Contact Key in McKibben Date Eatiacted 11/30-12103198 <br /> Client P O f Date Analyzed 11/30-12/03/98 <br /> I Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline*,NNith NlethN I tert-Buh l Ether* &BTEX* <br /> EPA methods 5030,modified 8015,and 8020 or 602 California R%N QCB(SF Bay Region)method GCFID(�030) <br /> Lab ID Client 1D Matrix TPH(g)+ MTBE Benzene Toluene Ethylben- K)Imes %Recovery <br /> zene Surrogate <br /> 99324 MW1-15 S ND ND ND ND ND ND 98 <br /> 99325 MW145 S ND ND ND ND ND ND 102 <br /> 99326 MW1-60 S ND \D ND ND ND ND 96 <br /> 99327 MW2-45 S 760,a ND<1 2 5 16 It 58 106 <br /> 99328 MW2-55 S ND ND ND ND N'D ND 100 <br />' 99329 MW2-60 S ND ND \D ND ND ND 98 <br /> 99330 M1v3-50 S ND ND ND ND ND N'D 97 <br /> r <br /> Reporting Limit unless W 50 ug/L 5 0 0-) 0 5 0 5 0 5 <br /> otherwise stated,ND <br /> means not detected above <br /> the reporting limit m S 1 0 /k 0 05 0 005 0 005 0 005 0 005 <br /> g S <br /> "later and%apor samples are reported in ug/L,wipe samples nn u"h�rpe,soil and sludge samples ni mglka and all TCLP and SPLP extracts <br /> rn uglL <br /> cluttered chromatogram sample peak coelutes with sunogate peak <br /> the folloniung descriptions of the TPH chromatogram are cuisorN in n.iture and McCampbell Ariahtical is not responsible for their <br /> interpretation a) unmodified or weakiv modified gasoline is agmncant b) header ga,oline range compounds are s,gnlfic.nt(.g,d <br /> acoline% c) lighter gasoline range compounds (the most mobile lraciion) ale significant, (f) gasoline range compounds having broad <br /> chromatographic peaks are significant,biologically altered gasoline' c) I'Pl1 pattern that docs not appear to be dem ed from gasoline(9),13 <br /> one to a few isolated peaks present g) strongly aged gasoline or diesel ionge compounds are cigmiicant h) lighter than eater immiscible <br /> sheen is present,i)liquid sample that contains greater than 5 sol `%Sediment j)no iecognizable pattern <br /> I D r 1 <br /> DHSCertification l�0 1644 L-dwaid Hamilton, Lab Director <br />