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Working to Restore Nature <br /> TABLE 9 <br /> HYDROCARBON CONCENTRATIONS IN SOIL SAMPLES <br /> COLLECTED FROM SOIL BORINGS <br /> ARCO Service Station 2130 <br /> 7906 North El Dorado <br /> Stockton, California <br /> (Page 4 of 4) <br /> Sample Total Ethyl- Total <br /> Number Lead TPHg Benzene Toluene Benzene Xylenes <br /> November 1993 <br /> S-56 5-B23 NA <10 <0 005 <0 005 <0 005 <0 005 <br /> S-66 5-B23 NA <10 <0005 <0005 <0 005 <0 005 <br /> S-51.5-B24 NA <10 <0 005 <0 005 <0 005 <0 005 <br /> S-56 5-1524 NA <10 <0 005 <0 005 <0 005 <0 005 <br /> S-1105-1ABCD 87 <10 <0 005 <0 005 <0 005 <0 005 <br /> Results in parts per million <br /> TPHg = Total petroleum hydrocarbons as gasoline <br /> < = Less than the detection limit for the analytical methods used <br /> NA = Not analyzed <br /> • = Low to medium boiling points hydrocarbons <br /> Sample designation S-61-B8 <br /> S = Soil Sample <br /> 61 = Depth of sample in feet <br /> B8 W Boring number <br /> 30003-7 <br />