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i <br /> iSoil vapor extraction and air sparging system: <br /> iA soil vapor extraction/air sparging (SVE/AS) system operated from 1994 to 1996 and recovered <br /> petroleum hydrocarbon vapors from wells MW2, MW3, MW5, MW6, VI, V2, and V4 in <br /> I conjunction with air sparging wells SW1 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 ofTPH-g removed became asymptotic <br /> iover time <br /> i <br /> i <br /> I <br /> i <br /> it <br /> i <br /> I <br /> I <br /> I <br /> i <br /> I <br /> I <br /> • <br /> I <br /> G IPr07eets173942'PUBLSC'O_&_%PQu, terly Progress Report13942 Q0303_smem doc 4 <br /> I <br />