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45 <br /> Page 4 [it Harding Chronology <br /> 9 F <br /> Soil sample results from samples collected during the installation of monitoring wells, MW1-MW6: <br /> Well Depth TPH-gasoline Benzene Toluene Ethylbenzene Xylene <br /> MW1 36 <0.05 <.005 0.035 <.005 <.005 <br /> MW2 21 0.290 <.005 0.009 <.005 < 005 <br /> MW2 26 <0.05 <.005 0.014 <.005 <.005 <br /> MW2 31 <0.05 <.005 0.0023 <.005 <.005 <br /> MW2 36 <0.05 <.005 0.0039 <.005 <.005 <br /> MW2 41 <0.05 <.005 <.005 <.005 <.005 <br /> MW3 26 <0.05 0.001 0.0049 0.0005 0.0009 <br /> MW3 31 0.590 0.088 0.033 0.087 0.190 <br /> MW3 36 0.072 0.0035 0.0081 0.0034 0.0064 <br /> MW3 40 0.170 0.008 0.0016 0.0091 0.006 <br /> MW4 21 64.0 0.029 1.30 0.710 0.380 <br /> MW4 26 65.0 0.310 5.90 0.990 4.90 <br /> MW4 31 3,300.0 9.60 210.0 58.0 240.0 <br /> MW4 36 0.072 0.0035 0.0081 0.0034 0.0064 <br /> MW4 41 0.220 0.0012 0.019 0.0035 0.015 <br /> MW5 20 <0.5 <.005 0.0016 <.005 <.005 <br /> MW5 30 0.05 0.0027 0.0017 <.005 0.007 <br /> MW5 35 <0.05 <.005 <.005 <.005 <.005 <br /> MW6 20 0.068 <.005 <.005 <.005 <.005 <br /> MW6 25 1.20 0.0031 0.0051 0.0084 0.160 <br /> MW6 40 <0.5 <.005 0.0014 <.005 <.005 <br /> 12/7/88 Three underground storage tanks were removed: 1138-05 (550 gal) 1138-06 <br /> (4,000 gal) and 1138-07 (3,000 gal). There was one foot of standing water in the <br /> tank pit. Tanks #6 and #7 were observed as having had their tops opened and filled <br /> with soil. Prior to removal of the tanks, the soil inside the tanks was removed and <br /> stockpiled on plastic. <br />