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• Soil vapor extraction and air sparging system: <br /> A soil vapor extraction/air sparging (SVE/AS) system operated from 1994 to 1996 and recovered <br /> petroleum hydrocarbon vapors from wells MW2, MW3, MWS, MW6, V1, V2, and V4 in <br />' conjunction with air sparging wells SWI and SW2 A total of approximately 14,500 pounds of <br /> petroleum hydrocarbons was removed from the vadose zone by the SVE/AS system The SVE <br /> influent concentration and the cumulative estimated pounds of TPH-g removed became asymptotic <br /> over time <br /> I <br /> I <br /> I <br /> I <br /> I <br /> I <br /> IG 1Pr0iccts173942\PU13LIC10—&_WQuanerly Prowess Rcpo tr200919942 Q0305_system&,c4 <br />