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March 20, 1992 <br /> ARCO Station No 6100, Tracy, California <br /> TABLE 2 <br /> CONCENTRATIONS OF HYDROCARBONS IN SOIL SAMPLES <br /> COLLECTED FROM BORINGS B-6 THROUGH B--19 <br /> i <br /> ARCO Service Station No. 6100 <br /> 25775 Patterson Pass Road <br /> Tracy, California <br /> (page 1 of 3) <br /> Sample Ethyl- Total <br /> Number TPHg Benzene Toluene benzene Xylenes Lead <br /> S-35-B6 6. 4 0 . 43 0 . 46 0 . 039 0 . 23 NA <br /> S-55-56 2 . 6 0. 20 0 . 028 <0 . 0050 0 . 10 NA -' <br /> S-65-B6 <1. 0 0 . 032 <0 . 0050 <0 . 0050 <0 . 0050 NA <br /> S-75-B6 <1 . 0 <0 . 0050 <0 . 0050 <0 . 0050 <0 . 0050 NA <br /> S-5-B7 41 0 . 059 0 . 50 0 . 14 0 . 93 NA"" <br /> S-20-B7 9 , 500 22 160 70 340 NA+-r <br /> S-30-B7 71 0. 86 2 . 2 0 . 79 3 . 7 NAt-' <br /> S-50-B7 <1 . 0 0. 097 0. 0080 <0 . 0050 0 . 013 NA-' <br /> S-65-B7 <1. 0 <0 . 0050 <0 . 0050 <0 . 0050 <0. 0050 NA,.,?-' <br /> S-5--B8 380 0. 66 4 . 1 2 . 0 11 NA.- <br /> S-20-B8 <br /> A✓S-20-B8 30 1. 4 0 . 87 0 . 14 0 . 81 NAp, <br /> S-30-B8 28 , 000 120 580 170 870 NA ✓ <br /> S-45--BB 9 , 500 53 200 69 330 NA v' <br /> S-5-B9 42 0 . 28 0 . 080 0 . 47 1 . 2 NA <br /> S-25-B9 1, 400 7 . 6 24 10 50 NA,,` <br /> S-50-B9 6, 400 <25 180 71 330 NAveo" <br /> S-70-B9 28 0. 12 0 . 24 0 . 059 0 . 29 NAS <br /> S-90-B9 <1. 0 0. 017 0 . 033 0 . 0052 0 . 022 NAu,, <br /> S-115-B9 1. 8 0 . 046 0 . 11 0 . 019 0 . 098 NA✓ <br /> 1 S-10-B10 2 , 200 6. 6 33 15 76 NAe✓ <br /> S-35-B10 3 , 800 4 . 7 38 22 110 NA✓ <br /> S-45-B10 1. 6 0 . 085 0 . 083 0 . 012 0 . 079 NA �°" <br /> S-60-B10 <1. 0 0. 011 0 . 010 <0 . 0050 <0 . 0050 NA +� <br /> See notes on page 3 <br /> 1 <br /> r� 0129Lcar <br /> 30041-2 <br />