Laserfiche WebLink
. May 4, 1993 Working To Restore Nature <br /> Unocal Station No 6981, Stockton, California <br /> TABLE 4 <br /> HYDROCARBON CONCENTRATIONS IN SOIL SAMPLES <br /> FROM FORMER TANK PIT <br /> Unocal Service Station No 6981 <br /> 4707 Pacific Avenue <br /> Stockton, Cahforma <br /> (June 1988) <br /> Sample Ethyl Total <br /> Number TPHg Benzene benzene Toluene Xylenes <br /> S-22-G 1,900 84 66 110 230 <br /> S-22-H <10 <01 <01 <01 <01 <br /> S-22-I 24 02 0 2 0 2 11 <br /> r S-20-J <10 <01 <01 <01 <01 <br /> S-17-K 18 <01 <01 <01 12 <br /> S-17-L <10 <01 <01 <01 <01 <br /> S-17-M <10 <01 <01 <01 03 <br /> S-19-N <10 <01 <01 <01 <01 <br /> S-18-P 1,400 24 92 110 240 <br /> All results m parts per million (ppm) <br /> TPHg = Total petroleum hydrocarbons as gasoline <br /> < = Less than the detection limit for the analytical methods used <br /> Sample designation <br /> S-22-G Soil sample - sample depth (feet below grade) - sample location (see Plates 7, 8, & 9) <br /> I <br /> I <br /> • <br /> 38032-13 <br /> I <br />