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10-16-1995 01:36AM FROM McCampbell Analytical Inc TO GAS P.05 <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC <br /> Tele:510-798-1620 Fax 510-798-1622 <br /> Advanced GeoEnvironmentai Client Project ID:McDonald Island Date Sampled-09/25-09/26!95 <br /> j 1803 West March Lane,Ste.A Date Received:09/27/95 <br /> Stockton,CA 95207 Client Contact:Tim Cuellar Date E.-dr-acted:09/27-09/28/95 <br /> Client P.O Date Analyzed:09/27-09/28/95 <br /> Gaioline Range(C6-Cl2)Volatile H,vdrMrbons as C&soline*,with BTYX* <br /> EPA methods 5030 modified 8015 and SM.,602;Celiforaia R%%' CB SF Bay Re n method OCFII) <br /> { Ethylben-i %Rcc. <br /> Lab ID Client ID Matrix TPH(g)- Benzene Toluene zene Xylenes Surrogate <br /> 56796 B-1 W ND I ND 2.2 ND 2.3 110 j <br /> 56797 B-2 W ND ND 2.0 I ND I 1.5 110 <br /> 56798 ':B-3 W ND0.82 3.0 ND 1.6 95 <br /> 56799 ;B-4 W ND ND 2.0 ND 1.6 97 <br /> 56800 iB-5 W ND ND 2.6 ND 2.3 95 <br /> 56801 $-1 @ 5' I S ND ND ND ND ND '' 100 <br /> 56802 B-'1 @ 10' T S ND ND ND I ND ND i 98 <br /> 56803 13-2(a,5' S ND ND 0.008 ND ND 102 <br /> 56804 B-2 @ 10' S ND NO 0.075 I ND 0.008 99 { <br /> t <br /> 5(M5 B-3 @ 5' S ND '.NrD 0.047 ND ND 101 <br /> 56806 13 a) 10' S ND ! ND 0.006 N, D ND 108 <br /> 56807 B-4 g,,5' S ND i ND 0.037 ND ND i 10-7.--1' <br /> 56808 B 4 @ 10' S ND ND 0.005 ND ND 108 <br /> 56809 B-S("c 5' S ND ND 0.13 ND ND 106 <br /> 56810 B (q- <br /> 10' S i ND ND 0.019 , ND ND 108 <br /> i + <br /> Reporting Limit uWcss other- i W 50 ug/L 0.5 0.5 0.5 0.5 <br /> wise stated;ND means not de- �--i -i <br /> tected above the reporting limit { S 1.0 mg/],g 1 0.005 0.005 0.005 ; 0.005 <br /> i <br /> water and vapor samples are reported in uvJL,soil samples in mg/kg and all TCLP evracts in mg/L <br /> 1#cluttered chromatogram;sample peak coelutes with surrogate peak <br /> + The following desc��riptions of the TPH chromatogram are cursor),in nature and McCampbell Analytical is not <br /> responsible for their 3[iAerpretation:a)unmodified or weakly modified gasoline is si cant.b)heavier�soline <br /> range compounds are!sip�cant(aged gasoline?)-,c)Ii ter gasoline range compo s(the most mobile fraction) <br /> are significant;d) so Lin range compounds having broad chromatogaphic peaks are significant; biologicall' <br /> altered gasoline?;e)i p PH pattern that does not appear to be derived from gasoline(?)•f)one to a few isolate <br /> j peaks present;p)strongly aged gasoline or diesel range compounds are significant;h)lighter than water immiscible <br /> 1 sheen is preseri};i)lit;uid satnp3e that contains greater than_ 5 vol. /o sediment;j)no recognizable patten <br /> DNS Certification No. 1644 Edward Hamilton,Lab Director <br /> l <br /> E <br /> I <br />