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MASS CALCULATIONS OF EXTRACTED HYDROCARBONS (Gasoline) _ <br /> LORI THEATER I I I I _ <br /> 107 North School Street, Lodi, California <br /> Influent ugll _ Influent <br /> date tphg benzene cfm time-hours lbs tph lbs benzene <br /> 3/11/2003 1,100 0 82 60 1 5 0 4 000027 <br /> 4/15/2003 1,500 2_ 52 840 334 039221 <br /> 5/1312003 1,000 1 48 672 210 024036 <br /> 6/23/2003 440 043 53 816 151 014985 <br /> 7/24/2003 1,500 2 9 51 744 243 044037 <br /> 8/14/2003 2,000 5 2 48 480 236 057085 <br /> 9/11/2003 2,100 5 9 50 653 377 1 034 <br /> 1552 282791 <br /> 1 69 <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 (kg/m3) C = ugA+ug/U2 = kg1m3 (TPH-g) <br /> Q =extraction flow rate (rnWhr), t=operational period (hrs)] Q=cfm (average) *0 02832 ft31m3* 60 minutes/hour= m3/hr <br /> C = micrograms per liter pg11111000,000 = kg/m3 t =sum of hours operational <br /> Q = cubic feet meter*169 = m3 = kg of gasoline <br /> t = hours (one day) kg*2 2046 lbs/kg = lbs of gasoline <br /> 2 2046 lbs/kg <br /> 1169 =0 02832 ft3/m3*60 minutes/hour to convert lbs of gasoline to gallons of gasoline, use 0 16 gal/lbs <br /> Ibs of at • 0 16 allibs = allons of asoline <br /> I <br />