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' k" K L E I N F E L D E R <br /> 5 LABORATORY RESULTS <br />' A total of four groundwater samples collected from monitonng wells MW-1 through MW-4 were <br /> submitted for the following analysis <br /> • Benzene, Toluene, Ethylbenzene, Total Xylenes by EPA Method 8260 (BTEX), <br /> • Total Extractable Petroleum Hydrocarbons as referenced to Diesel (TPH-D) by EPA Method <br /> 8015B, <br /> • Total Purgeable Petroleum Hydrocarbons as referenced to Gasoline (TPH-G) by EPA Method <br />' 8015B, <br /> • Tertiary Butyl Alcohol (TBA), Methyl tert-butyl ether (MTBE), Di-isopropal Ether (DIPE), <br />' Ethyl Tertiary Butyl Ether (ETBE), and Tertiary Amyl Methyl Ether (TAME) by EPA <br /> Method 8260B <br />' For a summary of these, and previous groundwater results, refer to Table 2 included in the <br /> Appendix of this report In summary, TPH-G was reported at 1 7 mg/l (parts per a million) from <br /> the groundwater sample collected from MW-1 TPH-D was also detected from this sample at a <br /> concentration of 27 mg/l, as well as ethylbenzene at a reported concentrations of 1 6 µg/1 None <br /> of the other requested analytes were detected in the groundwater sample from MW-1 A trace <br /> concentration of TPH-D was detected at 0 076 mg/I in the groundwater sample collected from <br /> MW-2 No additional petroleum constituents were detected from MW-2 None of the petroleum <br /> analytes were detected in groundwater samples collected from MW-3 and MW-4 <br /> 18748 T02/ST02R420 Page 8 of 11 <br /> O 2002 Klemfelder, Inc August 29, 2002 <br />