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-AV - <br /> (� k KLEINFELDER <br /> Table 5-2 <br /> (� Temporary Well TW-1 <br /> Groundwater Sampling Results <br /> November 5, 1998 Sampling �gq <br /> Sample TPH TPH <br /> I' Identification Purgeable Extractable <br /> Number (TPH-G) B T E X Methanol Oxygenates <br /> 18293 ND ND ND ND ND 0 389 ND ND* <br /> Units µg11 mgll µg/l <br /> Notes <br /> TPH-D =Total Petroleum Hydrocarbons as Diesel jig/] —microg a s per liter{parts per billion) <br /> TPH =Total Petroleum Hydrocarbons mg/1 =milligrams per litre(parts per million) <br /> TPH-G =Total Petroleum Hydrocarbons as Gasoline )ig/kg =micrograms per kilogram(parts per billion) <br /> BTEX =Benzene,Toluene,Ethylbenzene and Xylenes mg/kg =milligrams per kilogram(parts per million) <br /> j' ND =None detected at or above laboratory reporting limits shown on the laboratory data sheets in Appendix D <br /> ND* =None detected at or above laboratory reporting limits toreach individual analyte shown on the laboratory data sheets m Appendix D <br /> As shown above in Tables 5-1 and 5-2, the only constituents detected were Total Petroleum <br /> Hydrocarbons in the diesel grange (TPH-D) All other requested analytes were not detected at or <br /> above laboratory reporting limits TPH-D was detected in three of four soil samples submitted <br /> for analyses ranging in concentration from 5 34 to 168 mg/kg The highest concentration was <br /> detected In a soil sample collected at about 8 feet bgs The reported concentration of TPH-D <br /> attenuated with depth to a point of non detect at 18 feet bgs The groundwater sample collected <br /> from temporary well (TW-1) was found to contain 0 389 mg/1 (389 µg/1) TPH-D <br /> R� <br /> 4� <br /> I� 20-1311-40 E0112019R039 Page 9 of 13 <br /> O 1999,Klemfelder,Inc January 20, 1999 <br />