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r � <br /> TABLE 2 <br /> VAPOR REMEDIATION SYSTEM STATUS <br /> THRIFTY OIL STATION M1, STOCKTON, CA <br /> Hour meter Hours of Vapor Inlet TPHg TPHg removed Cumulative Gallons <br /> Date reading Operation Flow Rate Concentration within periodTPHg removed Removed <br /> (hrs) (hrs) (cfm) (ppmv} (ug/L) (lbs) (lbs) Remarks <br /> 07/01/99 13,312 100 12 000 <br /> - Start-up system <br /> 07/12/99 13,508 196 80 3,300 3,3541 3,3541 516 0 <br /> 07/28/99 13,566 58 144 -7,900 -904 2 4,2582 655 1 <br /> 08/24/99 13,705 139 100 6,000 2,9293 7,187 6 -1,1 o5 8 <br /> 09/14/99 14,207 502 g188 8,700 13,205 8 20,3934 3,1374 <br /> 10/14/99 14,927 720 2,800 19,3965 39,7899 6121 5 <br /> 11/09/99 15537 610 1,000 54301 45,2200 6,9569 <br /> 12/15/99 16,288 751 19 1,7975 47 017 4 7,2335 <br /> 01/18/00 17,042 754 183 790 1,4138 48 431 2 7,451 0 <br /> 02/01/00 17,307 265 <br /> - System off for blower motor replacement <br /> 02/22/00 17,307 0 _ _ <br /> - - Restart <br /> 03/21/00 17 978 671 179 985 4,020 1,805 8 50,2370 7,7288 <br /> NOTE Inlet Concentration obtained from laboratory analytical results <br /> i <br /> 171 ves Page 1 of 1 <br /> 4/24/00 <br />