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a _ F E r " <br /> 'liable 4-2. Analytical Results of Soil Samples, ARCO Station 2093-Tr-10,Uldifut•nia <br /> Aromatic Valatile U _alli <br /> res,1119/l: <br /> I owl PL!Erolulim <br /> Sample depth llydtncrubotls, <br /> (ft below Date <br /> Sample Number round surface) Sam led Benzene lath lbenzene �I•bene Xylene tzter:2. C11-C l2 range <br /> X5(1 ];p (12013H-1 10.5-11 10/10/90 <50 <50 <5(1 ,7t! 1300 <br /> BH-2 10.5-11 10/10/90 <50 ` <br /> ATF.-9 9.5-10 10/10/90 <015 <0 5 <5 <br /> ATR-10 9.5-14 10/10/90 <0.5 <0.5 <0.5 <0.5 <br /> <0.5 <0.5 <0.5 <5 — <br /> ATR-12 7.8-8.4 10/10/90 <O.S -� <br /> Regional Board t}7 29 lt1{] 620 _ <br /> Designated Levels(a - �� <br /> (a) Designated levels far the protection of groundwater as established by the RWQCB,April 1957. <br />