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TA@E 3
<br /> Vapor Extraction Operating Data
<br /> Thrifty Oil Station # 172, Stockton, CA
<br /> Hour Meter Cumulttve Hrs since Inlet hydrocarbons Removed
<br /> Date Reading Operation last visit Flow Rate Lab Concentrations Period Rate Cumulative Comments
<br /> (hrs) (hrs) (hrs) (cfm) PpmV ug/t_ (Ibs) (lbs/day) (lbs)
<br /> 1/10/2002 5 718 5,717 169 200 11 051 4 02 28,342 Knockout switch shut down VES restarted
<br /> 1/18/2002 5,831 5,830 113 210 11 05_ '10 0 2 28,343 Knockout switch shut down VES restarted
<br /> 1/24/2002 5 954 5 953 123 201 139 616 296 58 28,373
<br /> 1/3112002 6,043 6,042 89 201 616 412 111 28,414
<br /> 2/612002 6 137 6,136 94 201 616 435 11 1 28,458 Knockout switch shut down VES restarted
<br /> 2/7/2002 6,160 6,159 23 201 8 35 -- 56 59 28 463
<br /> 2/14/2002 6,324 6,323 164 202 35 43 06 28,468
<br /> L
<br /> 0/2002 6,467 6,466 143 201 35 38 06 28,471 System shut down for QWS
<br /> 1/2002 6,467 6466 0 - 35 00 - 28471 Restarted VES after QWS
<br /> 7/2002 6,610 6,609 143 197 35 37 06 28,475
<br /> 7/2002 6,800 6,799 190 199 35 49 06 28,480
<br /> 3/14/2002 6,970 6 969 170 201 23 103 88 12 28,489
<br /> 3/2112002 7,138 7,137 168 201 103 130 1 9 28,502
<br /> 3/28/2002 7,304 7,303 166 203 508 2,250 147 5 213 28,649
<br /> 4/4/2002 7,469 7 468 165 206 2,250 2839 413 28,933
<br /> 4/11/2002 7,637 7,636 168 205 2,250 2905 415 29,224
<br /> 4/18/2002 7,802 7 801 165 202 (ND) 2 5 (ND) 11 05 _142 0 207 29 366
<br /> 4/25/2002 7,969 7,968 167 202 1105 14 02 29,367 System shut down(technician on vacation)
<br /> 5/9/2002 7,969 7,968 0 - 1105 00 - 29,367 Restarted
<br /> 5/23/2002 8,014 8,013 45 211 11 05 04 02 29,368 Knockout switch shut down VES restarted
<br /> 5/30/2002 8 182 8,181 168 212 (ND) 25 (ND) 11 05 1 5 02 29 369
<br /> 6/6/2002 8 348 8 347 166 213 11 05 15 02 29,370
<br /> 6/13/2002 8,517 8,516 169 236 11 05 16 02 29,372
<br /> 6/20/2002 8,683 8 682 166 216 1 120 4 960 3487 504 29,721
<br /> 6127/2002 8,854 8,853 171 213 4,960 -.--6804 955 30,401
<br /> 7/3/2002 8,996 8 995 I 142 212 4,960 5598 946 30 961
<br /> 7/10/2002 9,166 9,165 -j 170 213 T4,960 670-1--- 946 31,631
<br /> 7!1812002 9,350 9,349 184 203 1 060 4 670 6892 899 32,320
<br /> 7/25/2002 9,523 9,522173 213 _ 4,670 6285 872 32 949
<br /> 811!2002 9,687 9,686 164 203 4,670 595 8 87 2 33,545
<br /> 8/8/2002 9,847 9 846 r 160 203 4,670 5673 851 34,112 f
<br /> 8/13/2002 9,963 9,962 116 203 4,670 411 3 851 34,523 System shut down for QWS
<br /> 8/14/2002 9,963 9 962 i 0 _ 4,670 00 - 34,523 Restarted
<br /> 81/512002 9,976 �9 975 - y 13 � 201 712 2_990 37 0 _ 68 4, 34,560
<br /> 094tab3
<br /> Page 2 of 6 12/13/2004 i
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