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SVE PILOT TEST CALCULATIONS-Continued <br /> June 5, 1997 <br /> Exxon Service Station No 7-3708 <br /> 2705 Country Club Boulevard <br /> Stockton, California <br /> Flow Rate per Foot of Screen <br /> Let L = Average exposed length of screen <br /> d = Average depth to ground water <br /> t � Length of solid casing from top of well to bei nung of screen <br /> Q = Average flow rate from wells <br /> Qs = Average flow rate per foot of screen <br /> Then <br /> L =d—t -- > QS -Q <br /> Craven <br /> t = 3 feet <br /> 94scfm — 104 <br /> VEW-1 L = 3 9 feet - 3 feet QS - 0 9 ft <br /> 10 4 scfm <br /> L = 0 9 feet QS = ft <br /> _ <br /> 46 5 scfm = 10 3 <br /> VEW-3 L = 7 5 feet- 3 feet QS 4 5 ft <br /> 103scfm <br /> L = 4 5 feet Qs = f <br /> t <br /> Let ER= Petroleum hydrocarbon extraction rate <br /> C = Average Concentration <br /> (VEW-3 extraction rate not calculated due to nondetectable concentrations) <br /> Q ft, C ft3 lb mol 86 lb 1,440 min <br /> Then ER = <br /> min l x 106 ft} 387 ft3 lb mol day <br /> 9 4 ft' 83 ft3 lb mol 861b 1,440 nun <br /> VEW-1 ER — <br /> min 1 x 106 ft3 387 ft3 lb mol day <br /> ER = 0 25 lbs/day <br /> LRP007 809 <br />