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IJ <br /> TABLE I <br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES <br /> FROM WELL UST-1 NEAR TIfI[IE FUEL ISLANDS AT <br /> 3535 E. CHEROKEE ROAD, STOC KTON, CALIFORNIA <br /> TPH as TPH <br /> Sample Date Gasoline as Benzene Toluene Ethyl Xylenes <br /> ID (ppm) Diesel (ppb) (ppb) Benzene (ppb) <br /> (Ppm) (ppb) <br /> UST-1 09/25/90 0.33 0.80 4 5 15 07 2 3 <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:j <br /> 5 <br /> Notes <br /> NA -Not Analyzed <br /> ND -Not Detected at Indicated Detection Limit <br /> Ppm -Parts per Milluon(mg/Kg or mg/L) <br /> ppb - Parts per Billion(mg/Kg or ug/L) <br /> California RUulatory Thresholds for Ground Water <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 /> Samples analyzed by NET Pacific Laboratories,Curtis &Tompkins, LTD , and ESE, Peoria, IL <br /> F 1 154001TABLE2 <br />