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MASS CALCULATIONS OF EXTRACTED HYDROCARBONS (Gasoline) <br /> Ripon Farm Services _ <br /> 22871 South Highway 99, Ripon, California <br /> ' The hydrocarbon mass removed during the operating period can be calculated using the equation <br /> M = C-Q-t <br /> where M =cumulative mass recovered (kg) <br /> ( g) <br /> C =vapor concentration (kg/m') <br /> Q =extraction flow rate (m3/hr) <br /> t=operational period (hrs) <br />' The calculation for the first time period is provided as an example for the determination of volume <br /> and mass of hydrocarbons removed over the reporting period <br /> 05-07 to 09-10-2003 <br />' using C = (240+82+61+53+64 gg/1)-- 5 = 0 0001 kg/m3 <br /> Q= 140 scfm (average) =236 6 rn3/hr <br /> t =4128 hours (sum of known operation) <br /> 0 0001 kg/m' - 236 6 m3/hr -4,128 hours =97 7 kg gasoline <br /> 97 7 kg gasoline - 2 2046 lbs/kg =215 32 lbs gasoline <br /> to convert lbs gasoline to gallons gasoline, use 0 16 gal/lbs <br />' 215 32 lbs of gal - 0 16 gal/lbs = 34 45 gallons of gasoline <br />' A total of 2095 5 kg,approximately 4,169 7 lbs or a volume of 739 gallons hydrocarbons asg asoline <br /> was removed between December 2000 and September 2003 <br /> i <br /> Advanced GeoEavironmenw,enc <br />