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01/05199 TUE 12.11 FAX 209 467 1116 U003 <br /> , j h <br /> 110 Second Avenue South,#D7,Pacheco,CA 94553-5560 <br /> MoCAMP$ELL ANALYTICAL INC. Telepborma:925-799-1620 Fax:925-798-1622 <br /> I1ML4 __ T--mail,main a(:mccampbell-com <br /> Advanced GeoErrviratmteetal Client Project ID: TMS <br /> Date Sampled:06124198 <br /> 4005 North Wilson Way Date Received:06/25/98 <br /> Stockton,CA 95205 Client Contact Bill little Date Extracted:06126-07101198 <br /> Client P.O: Date Analyzed:-06126-07101198 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline",with Methyl tent-Butyl Ether*&BTEX* <br /> FTA methods 5030,modified 8015,and 8020 or 602;Califomia RWO(M(SF]lay Region)method GCFID(5030) <br /> Lab 1D Client 1D 'A4XjnX TP1i(g){ i MTBt3 Benzene Toluene Ethytben Xylenes %Recovery <br /> zeno Surrogate <br /> 91068 B4-10 S 48,a 13 0.58 1.2 1-7 96 <br /> 91069 R5-15 S 1.5,a 0.024 0.14 0.061 0.22 100 <br /> 91070 85-12 S 240„a Q•. 4.2 I4 5.4 20 97 <br /> 91071 B5-25 S ND 0-007 0.019 0.006 0.027 100 <br /> 131072 DS-10 S 630,a }0 8.6 46 15 74 97 <br /> 91073 B6-10 S ND �- j ND ND 0.007 0.006 105 <br /> 91074 B6-20 S ND N�`� ND ND ND ND 97 <br /> 91075 13740 S ND ND ND NU ND 97 <br /> Reporting Limit unless W 50 uglL 5.0 0.5 0.5 0.5 0.5 <br /> otherwise stated;NO <br /> Means not detected uhnve S 1.0 mglkg 0-05 0-005 0-005 0.005 0.005 <br /> the reporting limit — <br /> +water and vapor samples ane neparted m 09l1.,wipe satrrples in uZtwipe,soil and sludge samples in Treft,and all MA,and SPLP extracts <br /> in ugIL <br /> r elunered chromabgranx sample peak cmlutes with sarrogatepeak <br /> 'The fnllowing descriptions of the TP11 cluvrrstngam ars cursory in nature and McCampbeli Analytical is r":responsible for their <br /> interpretation: a) unmodified or weakly tnodit'ied gasnline is significant; b) heavier gasoline mage conVi-ods are si0ficatnt(ageai <br /> gasoline?); c)lighter gasoline range crnnpound_a (the most mobile fraction)ate significant;d) gasoline range compounds having broad <br /> chromatographic teaks ane sigrrificarR;biologically altered gasoline?;c)TPH poem shat does not appear to be derived from gasolittc(??:fl <br /> one to a few isolated peaks present;g)rtmngly aged gasoline or diesel range compocntds am significant;h)lighter drmn water inmri=11c: <br /> sbecn igetter than—5 vol-%sediment;j)no recognizable pattern. <br /> T1rsC!'.,.•ti ..-�+;—V- I AAA �// Bdward Hamilton,Lab Director <br />