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TABLE 6 <br /> Soil Vapor Extraction Operational Data <br /> STALLWORTH AUTO SALES <br /> 602 North California Street, Stockton, California <br /> Date Operational SVE Wells Inlet Outlet <br /> Hours in Operation Flow (cfm) PID (ppmv) PID (ppmv) <br /> 04/18/11 41761 VW-1 & VW-2 81 114 0 <br /> 04/25/11 41927 VW-1 & VW-2 81 84 0 <br /> 05/02/11 51096 VW-1 & VW-2 58 126 1 <br /> 05/09/11 5,266 VW-1 & VW-2 65 116 1 <br /> 05/16/11 5,433 VW-1 & VW-2 71 93 2 <br /> 05/24/11 51626 VW-1 & VW-2 71 77 1 <br /> 06/01 /11 51819 VW-1 & VW-2 81 83 1 <br /> 06/06/11 51937 VW-1 & VW-2 77 74 1 <br /> 06/14/11 6, 128 VW-1 & VW-2 65 75 1 <br /> 06/22/11 61321 VW-1 & VW-2 71 73 1 <br /> 06/27/11 61441 VW-1 & VW-2 65 74 0 <br /> 07/05/11 61535 VW-1 & VW-2 71 171 1 <br /> 07/11 /11 61679 VW-1 & VW-2 71 61 0 <br /> 07/17/11 61848 VW-1 & VW-2 71 68 1 <br /> 07/25/11 71013 VW-1 & VW-2 71 49 0 <br /> 08/01 /11 71182 VW-1 & VW-2 71 53 1 <br /> 08/09/11 71374 VW-1 & VW-2 77 52 1 <br /> 08/15/11 71519 VW-1 & VW-2 77 55 0 <br /> 08/22/11 5 71685 VW-1 & VW-2 77 46 0 <br /> 10/19/116 73686 VW-1 , VW-2, VW-3, VW-4 164 90 2 <br /> 10/20/11 7 7,711 VW-1 & VW-2 156 28 0 <br /> Notes: <br /> cm: cubic feet per minute <br /> PID: photmonization meter <br /> ppmv: parts per million volume <br /> >10,000: exceeds PID limit of 10,000 ppmv <br /> soil vapor extraction system initial start-up; thermal catalytic oxidizer <br /> restart SVE system after shutdown <br /> system shutdown for catalytic cell installation <br /> J. catalytic cell installed and system restarted <br /> 4; vapor extraction wells V W2 through V W4 taken offline due to low wellhead PID readings (between 3 and 18 ppmv) <br /> 5, soil vapor extraction system shut down for rebound testing <br /> a. soil vapor extraction restarted for rebound testing <br /> 7. soil vapor extraction shutdown following rebound testing <br /> Advanced CeoEnvironmental, Inc. <br />