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r <br /> v <br /> t <br /> MASS CALCULATIONS OF EXTRACTED HYDROCARBONS (Gasoline) <br /> LODITHEATER 1. <br /> 107 North School Street, Lodi, California <br /> Influent ug/l Influent <br /> date TPH-g benzene cfm time-hours lbs TPH lbs benzene <br /> 10127/2003 1,100 083 491 1104 222 016729 <br /> --1111-8/2003 810 0 64 46 528 123 009547 <br /> 12/30/2003 660 041 46 1004 183 012561 <br /> 528 038837 <br /> 169 <br /> 22046 <br /> Mass dishchared = Concentration•Quantity vapor discharged •Time M =C•Q•t where <br /> (where M=cumulative mass recovered(kg), C =vapor concentration (kglm3) C = ugll+ug1112 = kglm3(TPH-g) <br /> Q =extraction flow rate(m3/hr), t =operational period(hrs)] Q = cfm (average) *0 02832 ft31m3*60 <br /> C = micrograms per liter pg/l/1,000,000=kg/m3 minutes/hour= m3/hr <br /> Q =cubic feet meter*169= m3/hr t = sum of hours operational <br /> t = hours(one day) = kg of gasoline <br /> 2 2046 lbs/kg I kg •2 2046 lbs/kg = lbs of gasoline <br /> 169=0 02832 ft3lm3*60 mrnuteslhour <br /> to convert lbs of gasoline to gallons of gasoline, use 016 gal/lbs <br /> lbs of gal •0 16 allibs= gallons of gasoline <br /> I I <br />