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TABLE 3
<br /> VAPOR REMEDIATION SYSTEM STATUS
<br /> THRIFTY OIL STATION #171, STOCKTON, CA
<br /> Hour meter Hours of Vapor Inlet TPHg TPHg removed f Cumulative TPHg Mass Volume
<br /> Date reading Operation Flow Rate Concentration within period TPHg removed Removal Rate Removed
<br /> (hrs)` (hrs) (Cfm) (ppmv) (ug/L) (lbs) (lbs) (lbslhr
<br /> ) (gallons) Remarks
<br /> 11/07/00 20,889 0 - - 53,388 _ 8,4742 Inslal;ed replacement blower tried to startup but
<br /> blower motor got burned
<br /> 11/08100 20,8$9 0 - _ _ 53 388 $4742 Dismantled blower motor and return to Grainger
<br /> or warranty repairlreptacement
<br /> 11/28/00 20 889 I 0 - - t 53,388 - 8,474 2 System still off waiting for Grainger to finish the
<br /> _ blower motor repair
<br /> 12/19/00 20,889 0 - 53,388 - 8,4742 System still off for repair operator on vacation
<br /> 01/09/01 20,889 053,388 - 8 474 2 Installed replacement motor blower restarted
<br /> _ system
<br /> 01/23/01 21 042 153 219 110 13 78 53 401 0 09 84764 Found system off restarted after adjustment of
<br /> oxygen controller
<br /> 01/30/01 21,207 165 214 110 1470 I 53,416 009 8 478 7
<br /> 02/08/01 21,425 218 208 379 1,680 15397 53,570 071 8,5032
<br /> 02/13/01 21,544 119 210 1,680 15627 53,726 131 8,5280 System off replaced big blower belt restarted
<br /> system
<br /> 02/20/01 21,711 167 203 1,680 21668 53,943 130 8 562 4 Found system off restarted
<br /> 02/27/01 21,812 101 214 1 680 13231 1 54,075 1 31 8,583 4 System off replaced big blower belt restarted
<br /> system
<br /> 03/06/01 21 978 166 200 1,680 21590 54,291 1 30 8,6176
<br /> 03/13/01 22,148 170 210 537 2,370 26394 54,555 1 55 8,6595
<br /> 03/20/01 22,163 15 211 2,370 2799 54,583 187 8,6640 Power shutdown(blackout)
<br /> 03/27/01 22,301 138 202 2,370 252 59 54,836 183 8,7041
<br /> 04/03/01 22,465 164 204 2,370 295 09 55 131 1 80 8,750 9
<br /> --- -- -+- --
<br /> 04/10/01 22,628 163 204 2,370 29474 55,425 1 81 8 797 7
<br /> 04/17/01 22,791 163 202 15 68 15085+ 55,576 093 8,821 6
<br /> 04/24/01 22,953 162 201 68 -- 830 55,585 005 8,82301
<br /> 05/01/01 23 120 167 201 68 854 it - 55,593 005 8 824 3
<br /> 05/08/01 23 283 163 203 68 8 377 55,602 005 8,8256
<br /> 05109101 23,306 23 203 153 675 - 649 55 648 028 8 826 7 Shut down system for pvus
<br /> 05/16/01 23,308 2 203 675 1 02 55,609 051 8,826 8 lRestarted after QWS
<br /> 171ves Page 2 of 7 411103
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