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Table 3 <br /> Soil Vapor Extraction System FID Measurements <br /> Unocal Service Station 2859 <br /> 1665 Pacific Avenue <br /> Stockton California <br /> Influent Effluent <br /> Date woo we TPPH woo we TPPH <br /> Measured (ppm) (ppm) (Ppm) (ppm) (ppm) (ppm) <br /> 01/17/96 7,200 40 7160 650 240 410 <br /> 02!28196 12,500 5 12 495 620 200 420 <br /> 03/13196 3,100 12 3 088 650 200 450 <br /> 03127/96 4 100 60 4,040 400 195 205 <br /> 04/09/96 3 400 8 3 392 820 330 490 <br /> 04/18/96 1200 2 1198 500 220 280 <br /> 04/23/96 3200 15 3 185 900 380 520 <br /> 05/02/96 2,850 12 2 838 1 050 430 620 <br /> 05/08/96 1,100 2 1 098 440 300 140 <br /> 05/16/96 1,050 13 1 037 310 60 250 <br /> 05/22/96 1,450 0 1,450 740 270 470 <br /> 05/30/96 1550 11 1539 600 450 150 <br /> 06/06/96 1,400 0 1 400 320 250 70 <br /> 06/13/96 1450 3 1447 640 420 220 <br /> 06/18/96 1,700 1 1,699 250 210 40 <br /> 06/26/96 1,550 2 1548 650 180 470 <br /> 07/05/96 850 2 848 240 125 115 <br /> 07/10/96 1,750 1 1 749 610 100 510 <br /> 07/17/96 NR NR 320 NR NR 30 f <br /> 07/24/96 150 20 130 60 60 ND t <br /> 07/30/96 330 8 322 35 35 ND f <br /> 08/08/96 300 12 288 180 180 ND f <br /> 08/14/96 451 8 443 110 100 10 y <br /> 08/29/86 130 8 122 60 60 0 f <br /> 09/06/96 210 5 205 60 50 0 f <br /> 09/11/96 350 7 343 45 45 0 f <br /> 09/18/96 220 10 210 50 45 5 f <br /> 09/23/96 180 10 170 30 30 0 t <br /> 10/03/96 330 5 325 80 80 0 t <br /> FID =Flame-ionization detector <br /> TPPH =Total purgeable petroleum hydrocarbons <br /> woo =Without carbon tip <br /> we =With carbon tip <br /> NR =Not reported <br /> ND =Not detected <br /> t =Equipment flame-out <br /> TPPH is approximated by subtracting the FID we measurement from the woo measurement <br /> r <br /> 3100405AL3Q96QPR XLSiTABLE3 A-4 November 8, 1996 <br />