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• e <br /> Tae <br /> Sall Vapor Extraction System Performance Data <br /> Time Oil-Lockeford Site <br /> 14000 E Highway 88 <br /> Lockeford California <br /> TPH as Gasoline Senzene <br /> ED Influent Influent <br /> Hour Meter Ambien 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 Date <br /> ID Sampled (hours) Valve ("H20) (scam) (ppmv) (ppmv) (ppmv) (lbs/day) (pounds) (pounds) (ppmv) (lbs/day) (pounds) (pounds) <br /> [NFL 12/13/99 7 863 1 a 6%0 3 154 10 000 20 6,900 00 00 Start-Up 1570 00 00 Start-Up <br /> ]NFL 01/25/00 8,821 0 5%0 20 156 1,900 10 3 990 2492 4,9726 4 972 6 330 16 321 321 <br /> INFL 02/22/00 9 208 6 10%0 20 313 1,000 5 2 460 3082 4 501 1 9 473 7 338 33 397 718 <br /> [NFL 03/13/00 9 378 6 15%0 10 204 1,910 1 2,960 2417 1,9478 11,421 5 270 17 178 896 <br /> [NFL 04/13/00 9 394 4 1%0 161 1701 2,990 5 3 810 2594 1650 11 5865 245 1 3 10 906 <br /> INFL 05/03/00 9 823 2 4%0 121 1017 1,490 5 2 820 1148 3,3433 14 929 6 31 4 10 205 111 1 <br /> INFL 06114/00 108318 3%0 98 1471 795 0 5 080 2901 8,6965 23,6263 375 1 7 572 1683 <br /> REPORTING PERIOD 0411100 to 06130100 <br /> TOTAL PQDNDS REMOVED 23,6283 1683 <br /> TOTAL a4wks REmI7VED 3,8732 229 <br /> PERIL W&WS REMOVED 12,204 6 707 <br /> PERIOD GALLONS REMOVED 2,0008 12.8 <br /> PERIOD AVG FLOW RATE 140 <br /> PERIOD PERCENT OPERATIONAL 88% <br /> scfm =Standard cubic feet per minute NS=Not sampled <br /> lbs -Pounds a System startup initial air samples taken <br /> NA =Not available or not applicable <br /> ND =Non-detectable above detection limit <br /> ppmv =Parts per million by volume converted from micrograms <br /> per liter assuming TPH as gasoline and benzene vapor <br /> density is D 278 and 0 217 lbs per cubic foot respectively Density of benzene=7 34 pounds per gallon <br /> TPW =Total Petroleum Hydrocarbons Density of gasoline=6 1 pounds per gallon <br /> 077 41737 002/Lockeford Q2-00 O&Wables x]srrABLE A-1 June 16 2000 <br />