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TABLE 1 <br /> ANALYTICAL RESULTS: EXCAVATION SOIL SAMPLES <br /> 1605 SOUTH EL DORADO,STOCKTON,CALIFORNIA <br /> (All results in partsjerantZon) <br /> Sample Sample Total Petroleum Aromatic Volatile Organics Total EDB <br /> ID Depth Hydrocarbons Lead <br /> (Feet) <br /> Gasoline Benzene Toluene Ethyl- Tota. <br /> benzene Xylonss <br /> TK1-N 16 < < < < c 4.0 << <br /> TK1-S 16 4,800 11.0 240 77 5.50 3.0 0.270 <br /> TK2-N 16 5,300 < 60 100 830 4.1 << <br /> TK2-S 16 3,400 5.7 140 46 520 3.6 0.0074 <br /> TK3-N 16 4,200 < 130 60 320 5.3 << <br /> TK3-S 16 < 0.027 0.077 0.015 0.230 4.3 << <br /> OL-1 5 < < < < < 4.3 << <br /> OL-2 5 < < < < < 3.5 << <br /> OL-3 5 160 < 1.0 1.8 12 3.5 << <br /> NL-1 5 28 < 0.039 0.097 1.4 3.1 << <br /> NL-2 5 < < < < 0.024 4.8 << <br /> NL-3 5 < < < < <, <br /> 5.1 « <br /> Detection NA 0.10 0.002 <br /> Limit <br /> NOTES: *, < = Below detection limits per"Tri-Regional Board Staff Recommendations for Preliminary Evaluation ar d Investigation of Underground Tank Sites" <br /> (August 10, 1999) Practical Quanititation Reporting Limits. <br /> (PQL for BTEX=0.005 ppm, TPH as gasoline and diesel= 1.0 ppm). <br /> << = Below the indicated detection limit. <br /> NA = Not applicable. <br /> TK1-N = Tank N1 north end of tank sample collected at 16 feet below surface. <br /> OL-1 = Old product line sample collected at 5 feet below surface. <br /> NLA = New product line sample collected at 5 feet below surface. <br /> Aegis Environmental,Inc. <br /> August 12,1992 <br />