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® ® WE ® ® ® ® ® ® Eip ® ® ® ® ® ® ® (PW <br /> i <br /> 6 <br /> TABLE 2 <br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES <br /> FROM WELL UST-1 <br /> FUEL ISLAND AREA <br /> 3535 E. CHEROKEE ROAD, STOCKTON, CALIFORNIA <br /> TPH as TPH as <br /> Sample Date Gasoline Diesel Benzene Toluene Ethyl Xylenes <br /> ID Sampled (ppm) (ppm) (ppb) (ppb) Benzene (ppb) <br /> (ppb) <br /> UST-1 09/25/90 0.33 0.80 4.5 1.5 0.7 23 <br /> UST-1 09/18/92 1.5 350 17 13 5.2 87 <br /> UST-1 12/07/92 3.4 100 5 12 24 200 <br /> UST-1 04/23/93 2.3 47 11 6 9 79 <br /> UST-1 07/28/93 ND<0.050 40, ND<0 5 1 b 28 <br /> k <br /> Notes <br /> ppm - Parts per Whon (mg/Kg or mg/L) <br /> ppb - Parts per Billion( pg/Kg or ug/L) <br /> California Reguulatory Thresholds for-Ground <br /> Benzene - 1 ppb Toluene- 100 ppb <br /> Ethyl Benzene - 680 ppb Xylenes - 1750 ppb <br /> Sample collected by Environmental Science & Engineering, Inc. (ESE) <br /> F\ \5400\ZML.693 <br />