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• TAVE 3
<br /> Vapor Extraction Operating Data
<br /> Thrifty Oil Station # 172, Stockton, CA
<br /> Hour Meter Cumultive Hrs since inlet Hydrocarbons Removed
<br /> Date Reading Operation last visit Flow Rate Lab Goncentrations Period Rate Cumulative Comments
<br /> (hrs) (hrs) (hrs) (cfm) ppmv ug1L (lbs) (lbsiday) (lbs)
<br /> 8/22/2002 9,978 9 977 2 210 _2 910 45 -537 _ 34 565 Found system off power failure restarted
<br /> 8/29/2002 10 147 1 10,146 169 203--- 2910 3798 539 _ 34,945
<br /> 9/5/2002 10,311 10,310 164 204 _ 2 910 3632 532 35 308
<br /> 9/12/2002 10,485 10,484_ 174 201 483 _ _2,130 3321 _ 458 35640
<br /> 9119/2002 10,642 10,641 157 201 2,130 2514 _ 364 35 891
<br /> 9/26/2002 10 811 10 810 169 201 2,130 2706 384 36 162
<br /> 1013!2002 10 984 10,983 173 201 2 130 2770 384 36 439
<br /> 10/10/2002 11,150 11 149 166 203 2,130 2671 _ 386 36,706
<br /> 10/17/2002 11 321 11 320 171 203 2 640 11,700 8978 1260 37 604
<br /> 10[2412002 11,480 11,479 159 201 11,700 1 4054 2121 39,009
<br /> 90/31/2002 11,653 11,652 173 201 11,700 1,5216 2111 40,531
<br /> 11/7/2002 11 820 11 819 167 205 11,700 1 483 4 2132 42,014
<br /> 11/14/2002 11,987 11,986 167 201 1,090 4,810 1,0466 1504 43 061
<br /> 11/19/2002 12,107 12,106 120 - 4,810 4339 868 _ 43,495 Shut down system for QWS
<br /> 11/21/2002 12,107 12,106 0 213 4 810 00 - 43,495 Restarted
<br /> 11126/2002 12 227 12,226 120 201 4,810 4469 894 43,942
<br /> 12/5/2002 12,231 12,230 4 201 4 810 145 868 _ 43,956 Found system off swntched turned off restarted
<br /> 12/12/2002 12 375 12 374 144 201 9,440 38,600 2,3496 391 6 46,306 Time estimated hour meter not working
<br /> 12/19/2002 12,455 12,454 80 203 38 600 2 332 9 6999 48 639 Found system off Installed new hour meter
<br /> starting at 0 00 hour(old hr meter est 12455)
<br /> 12!2612002 162 12,616 162 203 38,600 4,7476 7033 53,386
<br /> 1/2/2003 316 12,770 154 203 38 600 4 513 1 7033 57 899
<br /> 1/9/2003 481 12,935 165 203 556 2 270 2 559 9 3724 60,459
<br /> 1/16/2003 650 13,104 169 203 2,270 291 3 414 60,750
<br /> 1123!2003 818 13,272 168 203 2,270 2895 41 4 61,040
<br /> 1/30/2003 984 13,438 166 201 2,270 2847 412 _ 61 325
<br /> 2/6/2003 1,153 13,607 169 203 2,270 2898 41 2 61 614
<br /> 2/11/2003 1,272 13,726 119 203 707 _ 2,890 233 1 _ 47 0 61 847 Shut down system for QWS
<br /> 2/12/2003 1 272 13 726 0 - 2 890 00 _ 61,847 Restarted after QWS
<br /> 2120!2003 1 463 13,917 191 203 2,890 4191 _527 62,267
<br /> 2/25/2003 1 583 14,037 120 f203 2,890 263 3 v 52 7 62530 Shut down system for maintenance
<br /> 3/6/2003 1 583 14,037 0 201 2 890 00 - __ 62 530 Restarted
<br /> 3/13/2003 1 745 14 199 162 204 2020 8 250 6834 101 2 63 213
<br /> 3/20/2003 1 917 14,371 172 204 8,250 _L(082 6� 151 1v 64,296 Shut down system for upgrade
<br /> 414/2003
<br /> 1917 14,371 �0 _ _- $250 00 T _ _ 64 296 Restarted
<br /> 014tab3 Page 3 of 6 12/13/2004
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