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L <br /> LZ <br /> Table 5 <br /> Extraction and Emission Rates <br /> Former ARCO Service Station No. 2168 <br /> 441 West Charter Way, Stockton, California <br /> Extraction Rate Emissions Rate Destruction Cumulative TPHG <br /> Date lb/da lb/da Efficient ,% RemovalObs) <br /> TPHG Benzene TPHG Benzene TPHG I Benzene Period Total <br /> 1/24/97 11854 21 039 00003 997% 9998% 267 267 <br /> 2/20/97 6160 16 013 0 002 998% 999% 1,240 1,507 <br /> 3/20/97 3143 04 004 0 001 999% 998% 397 1,904 <br /> 4/16/97 3457 02 0 06 0 001 1 998% 992% 2,702 4,606 <br /> 9/9/97 5190 01 076 0 153 985% NC 3,077 7,684 <br /> 10/28/97 2326 01 060 0 00$ 974% 932% 831 8,514 <br /> 11/24/97 1661 003 023 0 004 986% 878% 331 8,845 <br /> 12/19/97 2236 003 073 1 0 004 967% 882% 250 9,095 <br /> C=Not calculated,due to high reporting hunt on the effluent, <br /> s of TPHG removed and cumulative mass removed calculation are based on analytical <br /> nits and average flow rate for the quarter <br /> ssions shall be controlled and DRE shall be at least 95% <br /> unum daily controlled TPHG emissions shall not exceed 48 0 lb <br /> unum dally controlled benzene emissions shall not exceed 0 02 lb <br /> ample C-alculations <br /> ZLR =23 ft Ymm x 170 mghm3 x 0 028 m'/W x l lb/454,000 mg x 1 440 mui/day=0 35 lb/day <br /> (lb/day) <br /> L Removal = 035-0.0118 x 100=96 6% <br /> (Efiiaency-%) 035 <br /> Extraction = 0.13_+0.35 lb/day x 15 days = 3 6 lb <br /> enod-16) 2 <br /> Curn Extraction = 124+3 56 = 4 80 lb <br /> (Total-1b) <br /> 13\)a"805\1461M2049BR1 XLS Sheet3 Rev 0,2/4/98 <br />