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Table a <br /> Soli Vapor Extraction Syste�Fi Performance Data <br /> ARCO Service Station#2133 <br /> 2908 Benjamin Holt Drive,Stockton California <br /> TPH as Gasoline Benzene <br /> FID Influent Influent <br /> Hour Meter Slower Average Concen- Removal Net Removed Concen- Removal Net Removed <br /> Sample Date Reading Vacuum Flow Rate Influent Effluent tration Rate Removed to Date tration Rate Removed to Date <br /> ID Sampled (hours) ("H2O) (scfm (ppmv) (ppmv) (ppmv) (lbs/day) (pounds) (pounds) (ppmv) (lbs/day) (pounds) (pound ) <br /> 4 815 604 <br /> INFL 01/26/00 -- a — — 604 <br /> INFL 02/16100 -- 4,Bi5 <br /> INFL 03115/00 — b 30 132 5 0 392 0 2 NA 4 815 008 0 0 NA 604 <br /> REPORTING PERIOD 1126100 TO 3115100 604 <br /> TOTAL POUNDS REMOVED 0 0 <br /> 0 0 82 <br /> TOTAL GALLONS REMOVED <br /> 00 00 3 0 <br /> PERIOD POUNDS REMOVED <br /> 0 0 0 0 <br /> PERIOD GALLONS REMOVED <br /> PERIOD AVG FLOW RATE 132 <br /> PERIOD PERCENT OPERATIONAL NA <br /> scfm =Standard cubic feet per minute NS=Not sampled <br /> a Previous data was collected and reported by Brown&Caldwell <br /> lbs =Pounds <br /> =Not available or not applicable b System startup <br /> ND =Non-detectable above detection limit Density of benzene=7 34 pounds per gallon <br /> ppmv =Parts per million by volume Density of gasoline=6 1 pounds per gallon <br /> TPH =Total petroleum hydrocarbons <br /> Notes <br /> (a)Beginning 12115195,samples analyzed in the field with a portable Photo ionization Dectector(PID) <br /> (b)System off from 3127196 through 1018196 due to high groundwater levels <br /> (c)System turned off on 10/18196 due to!ow influent concentrations <br /> Not available <br /> { <br /> 5111100 <br /> 077 41930 190/102000 O&M Tables <br />