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r <br /> pal <br /> Table 1 <br /> Soil Sampling Analytical Results <br /> from Borings at <br /> Delta Truck Sales, Stockton, San Joaquin Co., CA <br /> May 14, 15, and 18, 1994 <br /> Sample ID TPH-gasolineTPH-diesel Benzene Toluene Ethylbenzene Xylem <br /> (Ppm) (Ppm) (ppb) (Ppb) (ppb) (i►pb) <br /> B1 @ 10 ft 12 51 5.6 ND<2.5 ND<25 14 <br /> B1 @ 20 ft ND<1 ND<1 14 ND<2.5 ND<25 3.1 <br /> Ca <br /> B2 @ 15 f-., 440 6,600 ND<2.5 ND<2.5 ND<2.5 1,300 <br /> B2 @ 20 f�. 1.6 2.1 11 ND<25 ND<2.5 6.2. <br /> B3 @ 20 ft ND<1 ND<1 ND<25 ND<2.5 ND<2.5 ND<25 <br /> B4 @ 15 ft ND<1 ND<1 ND<25 ND<25 ND<25 ND<25 <br /> B5 @'20 ft ND<1 ND<I ND<2.5 ND<2.5 ND<2.5 ND<25 <br /> B6 @ 15 ft ND<1 ND<1 ND<2.5 ND<2.5 ND<2.5 10<25 <br /> B7 @ 5 ft '790. 7,600 ND<2.5 ND<2.5 390 6,100 <br /> B7 @ 10 ft 1.9 ND<1 ND<2.5 ND<25 ND<2.5 ND<25 <br /> B8 @ 10 ft ND<I ND<i 4.9 ND<2.5 ND<2.5 ND<25 <br /> B9 @ 20 ft 510 12,000 3,300 3,400 1,304 6,300 <br /> B9 @ 30 ft 1.1 ND<1 41 2.7 ND<2.5 3.2 <br /> BIO.;@ 20 ft5,800. 8,700 58,000 140,000. 86,000 380,000 <br /> B10 @ 30 ft 1.8 ND<I 190 250 18 71 <br /> B11 @ 30 ft 310 410 7,000 - 17,0041 4,500 24,000 <br /> 811 @50 ft 237. ND<1 480 18 3.7 42 <br /> B12 @ 10 ft ND<1 ND<1 ND<2.5 ND<2.5 ND<2.5 ND<2.5 <br /> B13 @ 10 ft ND<I ND<1 ND<2.5 2.6 ND<2.5 3.2 <br /> HA-1 ND<1 35 ND<2.5 ND<2.5 ND<2.5 ND<2.5 <br /> HA-2 ND<1 ND<1 ND<2.5 ND<2.5 ND<2.5 ND<2.5 <br /> ND = Not Detected at indicated detection limit. TPH - gasoline analyzed by EPA Method <br /> 8015, TPH- diesel by EPA extraction Method 3550, BTEX analyzed by EPA Method 8020. <br /> Samples collected by ESE, analyzed by NET Pacific. Appendix C contains laboratory . <br /> documents. <br />