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Table 0 ' <br /> Soil Vapor Extraction System Performance Data <br /> Time Oil-Lockeford Site <br /> 14000 E Highway 88 <br /> Lockeford,California <br /> I <br /> TPH as Gasoline Benzene <br /> FID Influent Influent <br /> Hour Meter Ambient Blower Influent Concen- Removal Net Removed Concen Removal Net Removed <br /> Sample Date Reading Dilution Vacuum Flow Rate Influent Effluent tration Rate Removed to Date tration Rate Removed to nate <br /> ID Sampled (hours) Valve ('H20) (scfm) (ppmv) (ppmv) (ppmv) (lbs/day) (pounds) (pounds) (ppmv) (lbslday) (pounds) (pounds) <br /> [NFL 12/13/99 7,8631 a 6%0 3 154 10 000 20 6,900 00 00 Start-Up 1570 00 00 Start-Up <br /> INFL 01/25/00 8,8210 5%0 20 156 1,900 10 3,990 2492 4,9726 4 972 6 330 1 6 32 1 321 <br /> INFL 02122/00 9,208 6 10%0 20 313 1 000 5 2,460 3082 4 501 1 9,4737 338 33 39 7 718 <br /> INFL 03113/00 9 378 6 15%0 10 204 1910 1 2 960 2417 1 947 8 11 421 5 270 1 7 178 896 <br /> INFL 04113/00 9,3944 1%0 161 1701 2,990 5 3 810 2594 1650 11 5865 245 13 1 0 906 <br /> INFL 05/03100 9,8232 4%0 121 1017 1,490 5 2,820 1148 3,3433 14,9298 314 10 205 111 1 <br /> INFL 06/14100 10 831 6 3%0 98 1471 795 0 5,080 2991 8 696 5 23 626 3 375 1 7 572 1683 <br /> INFL 08/09100 10,8541 2%0 202 1310 >10 000' 2 2,330 1221 1975 23 823 8 317 13 14 1697 <br /> INFL 09/14/00 11 5234 C 201 1879 690 0 1,120 842 2 877 8 26 701 6 72 04 14 1711 <br /> INFL 10/19/00 12,0313 C 389 1897 345 0 1,260 957 1,9039 28 605 5 633 0 4 2398 1951 <br /> INFL 11/07100 12,3509 C 181 1837 298 0 895 658 1 075 4 29 680 9 439 03 844 2036 <br /> INFL 12/20/00 12,774 2 D — -- -- -- - » - - <br /> REPORTING PERIOD 1011100 to 12131100 <br /> TOTAL POUNDS REMOVED 29,6809 2036 <br /> TOTAL GALLONS REMOVED 4,8657 277 <br /> PERIOD POUNDS REMOVED 2,9793 324 <br /> PERIOD GALLONS REMOVED 4884 5 3 <br /> PERIOD AVG FLOW RATE 187 <br /> PERIOD PERCENT OPERATIONAL 50% <br /> scfm =Standard cubic feet per minute NS=Not sampled <br /> lbs =Pounds a System startup,mitral air samples taken <br /> NA =Not available or not applicable = FID(flame-ion¢ation detector)reading (Flame Out) <br /> NO =Non-detectable above detection limit <br /> ppmv =Parts per million by volume,converted from micrograms C=dilution air valve is closed <br /> per liter assuming TPH as gasoline and benzene vapor D=System is down due to repairimaintenance <br /> density is 0 278 and 0 217 lbs per cubic foot,respectively Density of benzene=7 34 pounds per gallon <br /> TPH =Total Petroleum Hydrocarbons Density of gasoline=6 1 pounds per gallon <br /> I <br /> I <br /> 077 41737 002/Lockeford 08MTables As/TABLE A-1 January 8 2001 <br />