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w <br /> Table 4-l. Field Ort'tutic arm or lie.t€li�t(s. ,�lZ(-() St,ition ?U�y3."1'racp <br /> Borehole S:unpP <br /> le de til, TLV reading, Comments <br /> nurnber ft below surface P m <br /> ATR-9 <br /> i 0.5 !5U No lrvdrocarbon odor <br /> 7 2.10 Slight hydrocarbon(HC)odor <br /> BH-! 10.5 6.000 Moderate to strong 1-1C odor <br /> ATR-1(} <br /> 9.5 220 No 1IC odor <br /> ATR 12 7.5 70 No odor <br /> B H-2 3 120 <br /> �SmeEls like old product <br /> 10.5 10,000 iStrong HC odor <br /> 1 <br />