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' Unocal Corporation January 1994 <br /> Tracy,Caldornia Rev 0 <br /> Remediation Report 21681003 wk1 <br /> TABLE 2 <br /> SUMMARY OF ANALYTICAL RESULTS FOR SOIL SAMPLES <br /> ' SAMPLE SAMPLE SAMPLE TOTAL OIL TPH—G BENZENE TOLUENE ETHYL— XYLENES <br /> LOCATION DATE DEPTH & GREASE (ppm) (ppm) (ppm) BENZENE (ppm) Laboratory <br /> Feet,b s m m <br /> HST-1 , 1/19/98 9 ND 50 na na na na na Chromalab <br /> SEP-1 1/19/93 7 ND 50 ND(1) ND(O 00 NDO 005 ND 000 ND 0005 Chromalab <br /> ' NOTES <br /> 1) Unshaded results represent soil analytical results from areas that were removed through further excavation <br /> 2) Shaded results represent final confirmation soil analytical results <br /> 3)TPH—G = Total Petroleum Hydrocarbons as Gasoline <br /> 4) bgs = below ground surface <br /> ' 5) NO = Not Detected (detection limits are given in parentheses) <br /> 6) na= not analyzed <br /> 7) Samples designated as 'SW'are from the Side Wall of the UST excavation <br /> 8) Samples designated as'PB'are from the Pit Bottom of the UST excavation <br /> r <br /> Alittelhauser <br /> Page 3 of 3 C O R P 0 R A T 1 0 N <br />