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Limited Environmental Investigation May 21, 1990 <br /> Proposed Unocal Station, Stockton, California AGS 30010-1 <br /> TABLE 3 <br /> LABORATORY ANALYSES OF SOIL SAMPLES <br /> Proposed Unocal Station <br /> March Lane and West Lane <br /> Fresno, California <br /> Sample <br /> Number TPHg TPHd TOG VOC PCB B T E X <br /> S-50-B1 <2 . 0 <10 <30 <* <* <0 . 050 <0. 050 <0 . 050 <0 . 050 <br /> S-50-B2 <2 . 0 <10 NR <* <* <0 . 050 <0 . 050 <0 . 050 <0 . 050 <br /> S-50-B3 <2 . 0 <10 NR <* <* <0. 050 <0 . 050 <0 . 050 <0 . 050 <br /> S-50-B4 <2 . 0 <10 NR <* <* <0 . 050 <0. 050 <0 . 050 <0 . 050 <br /> Sample Total Total Total Total <br /> Number Cadmium Zinc Chromium Lead <br /> S-50-B1 <0. 5 40. 8 46. 5 4 . 5 <br /> S-50-B2 <0. 5 23 . 2 14 . 3 1 . 2 <br /> S-50-B3 <0. 5 31. 2 17 . 2 3 . 5 <br /> S-50-B4 <0. 5 17 . 9 19. 8 2 . 0 <br /> Results in parts per million (ppm) . <br /> TPHg = Total petroleum hydrocarbons as gasoline <br /> TPHd = Total petroleum hydrocarbons as diesel <br /> TOG = Total oil and grease <br /> B = Benzene, T = Toluene, E = Ethylbenzene, X = Xylene <br /> VOC = Volatile organic compounds <br /> PCB = Polychlorinated biphenyls <br /> NR = Analysis not requested <br /> <* = Below detection limit for method of analysis for <br /> compounds analyzed <br /> < = Less than the detection limit for the analytical <br /> methods used <br /> Sample designation: <br /> S-10-B4 <br /> Location designation <br /> Sample depth in feet below ground surface <br /> Soil sample <br /> 11 <br /> Applied GwSystems - <br />