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! MASS CALCULATIONS OF EXTRACTED HYDROCARBONS (Gasoline) <br /> Ripon Farm Services <br /> ' 22871 South Highway 99, Ripon, California <br /> ! The hydiocai bon mass removed during the operating period can be calculated using the equation <br /> M= C•Q•t <br /> where M = cumulative mass i ecovered (kg) <br /> C= vapor concentration(kg/m3) <br /> ' Q — extraction flow rate (mn/hi) <br /> t= operational period(hrs) <br /> ' The calculation for the first time period is provided as an example for the determination of mass/ <br /> volume of hydiocarbons removed over the ieporting period <br /> ' 06-11-02 to 07-17-02 <br /> ' using C = (170 pg/l+ 38 lig/1) — 2 = 0 000104 kg/m' <br /> Q = 85 scfm(avei age) = 143 m3/hi <br /> t — 734 hours (sum of known operation) <br /> ' 0 000104 kg/m3 • 143 M3/hi • 734 hours = 10 9 kg gasoline <br /> 10 9 kg gasoline • 2 2046 lbs/kg =27 lbs gasoline <br /> to convert lbs gasoline to gallons gasoline, use 0 16 gal/lbs <br /> ' 27 lbs of gal • 0 16 gal/lbs =3 86 gallons of gasoline <br /> ' <br /> Time Fraine C Q t kgllbs gallons <br /> (µ911A Inst (MI1130 (hours) rmoved rein¢ved <br /> 06-11-02 to 0 000104 kg/m3 143 734 109/27 3 8 <br /> ' 07-17-02 <br /> 07-17-02 to 0 000149 kghi 3 143 5�� 568 121/26 71bj 43 <br /> ' 08-19-02 <br /> 08-19-02 0 00345 kg/m3 143 247 12 2/26 8 43 <br /> to 09-19-02 <br /> A total of 35 2 kg, 80 5 lbs or 12 4 gallons hydrocarbons as gasoline was removed between 13 June <br /> and 19 September 2002 <br />' Advanced Geo EIIN Lrolimental,Cue <br />