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' Mass-Volume Calculations Of Extracted Gasoline Hydrocarbons - Continued <br /> SIERRA LUMBER-375 West Hazelton Avenue, Stockton, CA <br />' <br /> 2. 18 January 2005 to 16 February 2005 <br />' The average analytical TPH-g concentration for this time interval was determined to be 325 pg/l(01-18-05 =600,ug/1 <br /> and 02-16-05=50,ug/l,avg z 325,ug/L) The average flow rates during this tune was calculated at 0 18 orches of water <br /> or approximately 23 cubic feet per minute (table 6),the operational period was equal to 696 hours of running time <br />' C z 325 µg/1=0 000325 kg/m3 <br /> Q z 0 18 inches water ;u 23 ft'/mm <br /> t=696 hours(29 days) <br /> Converting Q to m'/hour yields <br />' Q=(23 ft3/mm) -(60 mm/hour)•(0 0283168m'/ft3)=39 08 m3/hour <br /> M=C• Q-t=(0 000325 kg/m) •(39 08 m'/hour)• (696 hours)=8 83 kg of gasoline <br />' Converting kg of gasoline to pounds of gasoline yields <br /> 8 83 kg of gas• 2 2046 lbs of gas/kg of gas=19 5 lbs of gasoline <br />' 19 5 lbs gas/29 days=0 67 lbs/day <br /> Converting pounds of gasoline to gallons of gasoline yields <br /> 19 5 lbs of gas • 0 16 gal of gas/lbs of gas z 3 12 gallons of gasoline <br />' 3. 16 February 2005 to 08 March 2005 <br /> The average analytical TPH-g concentration for this time interval was determined to be less than 50µg11(02-16-05 = <br />' <50 ,ugll and 03-08-05 =<50 pg/l , avg z 50 pg/L) The average flow rates during this tune was calculated at 0 15 <br /> inches of water or approximately 20 cubic feet per minute (table 6), the operational period was equal to 480 hours of <br /> running tune <br />' C = 50 µg/l=0 000050 kg/m3 <br /> Q = 0 15 inches water z 20 Wlmm <br /> t=480 hours(20 days) <br />' Converting Q to m3/hour yields <br /> Q=(20 ifImm)•(60 mm/hour)•(0 0283168m3/f13)=33 98 m3/hour <br />' M=C• Q •t=(0 000050 kg/m3)•(33 98 m'/hour)• (480 hours)=0 82 kg of gasoline <br />' Converting kg of gasoline to pounds of gasoline yields <br /> 0 82 kg of gas•2 2046 lbs of gas/kg of gas= 180 lbs of gasoline <br /> 180 lbs gas 120 days—0 09 lbs/day <br /> Converting pounds of gasoline to gallons of gasoline yields <br /> 1 80 lbs of gas • 0 16 gal of gas/lbs of gas 0 29 gallons of gasoline <br />