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•:-a r .. <br /> I <br /> TABLE 2 <br /> AUGUST 1990 - SOIL BORING I�SAMPLE <br /> ANALYTICAL RESULTS SUMMARY <br /> SAN JOAQUIN COUNTY MOTOR POOL <br /> B-07 B-07 B-08 , <br /> Date Sampled: 08/10/90 08/10/90 08/10/90 <br /> Sample ID Number: 64684 64691 ! 646.92 <br /> Laboratory ID Number: 54246-01 54246-02 54246-03 <br /> Analyzing Laboratory: Enseco Enseco Enseco <br /> Sample Matrix: Soil. Soil Soil <br /> Sample Depth: 16.00* 51.00* 11.00* <br /> Reporting <br /> BTEX (EPA Method 8020) Results Results Results Limit Units <br /> a. <br /> Benzene ND ND <br /> 25** ug/kg <br /> g/k 7 <br /> Toluene ND ND <br /> 25** ug/kg <br /> g <br /> Ethyl Benzene ND ND <br /> 25*.* ug/kg <br /> Total Xylenes ND ND 50** ug/kg <br /> TPH (Extractable) GC/FID <br /> Kerosene ND ND 10 mg/kg <br /> Diesel ND ND 10 mg/kg <br /> Stoddard Solvent ND ND 1 10 mg/kg <br /> Aviation Fuel ND ND IP 10 mg/kg <br /> Unknown Hydrocarbons ND ND 10 mg/kg <br /> g/ g <br /> Metals <br /> 6; <br /> II <br /> Cadmium ND ND �', ND 0.5 mg/kg <br /> Chromium 44.9 11.6 33 1 mg/kg <br /> Lead ND ND ND 5 mg/kg <br /> Zinc 60 39.5 's 35.8 2 mg/kg <br /> ij <br /> Notes: <br /> * - Sample depth, in feet, measured fromllthe ground surface. <br /> ND - Not detected above laboratory reporting limit. <br /> ** - Enseco lowered these laboratory reporting limits by a half, after <br /> reviewing the analytical data. <br /> - A blank indicates that this constituent was not analyzed for from this sample. <br /> A:\24214400\AUG90RFS.DOC _ <br />