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f <br /> Tab1� <br /> Soil Vapor Extraction System Performance Data <br /> ARCO Service Station#2133 <br /> 2908 Benjamin Holt Drive,Stockton,California <br /> TPH as Gasoline Benzene <br /> ELD Influent Influent <br /> Hour Meter Blower Average Concen- Removal Net Removed Concen- Removal Net Removed <br /> Sample Date Reading Vacuum Flow Rate Influent Effluent tralton Rate Removed to Date tration Rate Removed to Date <br /> ID Sampled (hours) 'H2O sctm ( my) (ppmv) ( mv) (tbs/day) (pounds) (pounds) (ppmv) (lbs/day) (pounds) (pounds) <br /> INFL 01/25/00 -- a -- -- 4,815 604 <br /> INFL 02/15/00 -- — 4,815 604 <br /> INFL 03/14/00 -- b 30 132 5 0 392 02 00 4,815 008 3 4E-03 00 604 <br /> [NFL 04/03/00 0 c 40 197 4 0 ND 00 10 4,816 003 1 9E-03 003 604 <br /> INFL 04/26/00 552 26 188 2 0 ND 10 48 4,821 002 1 3E-03 002 604 <br /> INFL 05/25/00 704 40 167 4 0 NO 00 95 4,825 004 1 8E-03 005 605 <br /> [NFL 06)29/00 1,544 41 187 9 0 433 03 1 5 4,827 NO 00 003 605 <br /> INFL 07)27)00 2,053 47 248 22 0 3070 30 354 4,862 048 3 7E-02 039 609 <br /> INFL 08/31/00 2,529 70 170 6 0 ND 00 299 4 892 003 1 3E-03 038 61 3 <br /> INFL 09)27100 3,177 41 195 7 0 Nil 00 00 4,892 NO 00 002 61 3 <br /> INFL 10/23/00 3,804 d 30 329 0 0 ND 00 00 4,892 NO 00 000 61 3 <br /> INFL 11/20/00 3,804 d -- -- 0 0 -- 00 00 4,892 00 000 613 <br /> ]NFL 12/14/00 3,804 d -- 0 0 -- 00 00 4,892 00 000 61 3 <br /> INFL 01/16mi 3,804 d -- -- 0 0 -- 00 00 4,892 -- 00 000 613 <br /> INFL 02/13/01 3,805 a 40 175 11 0 NO 00 00 4,892 002 1 2E-03 000 613 <br /> INFL 03/01/01 3,958 d -- -- 11 0 -- 00 00 4,892 -- 1 2E-03 001 613 <br /> 04103)01 SVES shutdown <br /> REPORTING PERIOD 12/14/00 TO 03/01/01 <br /> TOTAL POUNDS REMOVED 4,8972 613 <br /> TOTAL GALLONS REMOVED 8028 84 <br /> PERIOD POUNDS REMOVED- 00 00 <br /> PERIOD GALLONS REMOVED 00 00 <br /> PERIOD AVG FLOW RATE. 175 <br /> PERIOD PERCENT OPERATIONAL. 40% <br /> scfm =Standard cubic feet per minute a Data prior to 1998 was reported by Brown&Caldwell <br /> lbs =Pounds b System startup <br /> =Not available or not applicable c Hour meter installed 4)3/00 <br /> ND =Non-detectable above detection limit d SVE system turned off due to low influent concentrations <br /> ppmv =Parts per million by volume a SVE restarted <br /> TPH =Total petroleum hydrocarbons Density of benzene=7 34 pounds per gallon <br /> FID =Flame Ionization Detector Density of gasoline=61 pounds per gallon <br /> '1-120 =Inches of water <br /> 077 41930190/0&M Tables As 8/2101 <br />