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KEI-P91-0202 .QR1 <br /> May 4 , 1992 <br /> TABLE 6 <br /> SUMMARY OF LABORATORY ANALYSES <br /> WASTE OIL TANK PIT AND <br /> PIPE TRENCH SOIL SAMPLES <br /> Depth <br /> Date Sample feet TEPH 8010 8020 8080 <br /> 2/20/91 W01* 11. 0 ND ND ND ND <br /> P12** 2 .0 ND ND ND ND <br /> Detection <br /> Limits 1. 0 ** ** ** <br /> * Metal concentrations were as follows: Cadmium was non- <br /> detectable, chromium was 1.2 ppm, lead was 1. 6 ppm, and zinc <br /> was 18 ppm. TPH as gasoline was non-detectable. <br /> ** Metal concentrations were as follows: Cadmium was non- <br /> detectable, chromium was 2 . 3 ppm, lead was 2 . 9 ppm, and zinc <br /> was 27 ppm. Refer to laboratory analyses for individual <br /> constituent detection limits. <br /> ND = Non-detectable. <br /> Results in parts per million (ppm) , unless otherwise indicated. <br />