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• kn KLEINFELDER <br /> 1 5.1.2. AST Area <br /> A total of two discrete soil samples collected in the AST area were submitted for the <br /> following analyses: <br /> Total Purgeable Petroleum Hydrocarbons (Gasoline Range) [TPH-G] including <br /> • Benzene, Toluene, Ethylbenzene, Xylenes [BTEX] and 5 Oxygenates by EPA <br /> Method 8015DRO/8260B <br /> These petroleum constituents were not detected above reporting limits from the two soil <br /> samples submitted for analyses. <br /> 1 <br /> 5.1.3. Interior r Track Area <br /> A total of six discrete soil samples collected in the interior Track Area (one from each of <br /> six hand auger borings) were submitted for the following analyses: <br /> Total Purgeable Petroleum Hydrocarbons (Gasoline Range) [TPH-G] and BTEX by <br /> EPA Method 8015DRO <br /> Total Extractable Petroleum Hydrocarbons (Diesel and Motor Oil Range) [TPH- <br /> D/MO] by EPA Method 8015M/DHS LUFT <br /> Five LUFT Metals including cadmium, chromium, lead, nickel and zinc by EPA <br /> Methods <br /> None of the requested petroleum constituents were detected above reporting limits. <br /> Chromium, lead, nickel and zinc were detected in each of the soil samples and cadmium <br /> in three of the six soil samples. For details see Table land 3 and discussion of results <br /> in Section 6. <br /> r5.1.4. Debris Area <br /> A total of five 4-point stockpile composite soil samples and one discrete soil sample <br /> ' were submitted for analyses. The five compositeof Testples were Pit 6 and collected8Therom Test discrete so I <br /> 1, 2, 7 and 12 and one from a combination <br /> sample was collected as a bottom sample e t Test analyzeditloo location <br /> following:t an approximate <br /> depth of 15 feet. These six soil samples <br /> • Total Purgeable Petroleum Hydrocarbons (Gasoline Range) [TPH-G] by EPA <br /> Method 8015DRO <br /> • Total Extractable Petroleum Hydrocarbons (Diesel and Motor Oil Range) [TPH- <br /> D/MO] by EPA Method 8015M/DHS LUFT <br /> Page 14 of 22 <br /> 58671.E02/ST05R1127/DH:ly September 15,2005 <br /> ©2005 Kleinfelder, Inc. <br /> 1 <br />