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TAB 3
<br /> VAPOR REMEDIATION SYSTEM STATUS
<br /> THRIFTY OIL STATION #171, STOCKTON, CA
<br /> Hour meter r Hours of Vapor Inlet TPHg TPHg removed Cumulative TPHg Mass Volume
<br /> Date reading Operation Flow Rate Concentration within period TPHg removed Removal Rate Removed
<br /> (hrs)" (hrs) (dm) (ppmv) (uglt-) (lbs) (lbs) (lbs/hr) (gallons) Remarks
<br /> 11/09101 2,716 0 - 6,800 - 59,122 - 9,384 5 Restarted atter QwS
<br /> 11/13101 2,814 98 171 6,800 42619 59,549 435 9,4521
<br /> 11/20/01 2,831 17 171 6,800 7393 59,622 435 9,4639 Shut down system for motor blower replacement
<br /> 11/23101 2,831 0 - 6,800 - 59,622 - 9,4639 Restarted
<br /> 11/27/01 2,843 - 12 171 6,800 5219 59,675 435 9,4722 Found system off broken blower belt restarted
<br /> 12/11/01 3,102 259 171 451 1,990 72799 ; 60,403 281 9,5877
<br /> 12/18/01 3 270 168 171 1,990 213 8811 60 616 1 27 9,621 7
<br /> 12/26/01 3,460 190 171 1,990 241 81 60,858 1 27 9,6600
<br /> 01/02/02 3,631 171 171 1,990 21763 61,076 1 27 9,6946
<br /> 01/08/02 3,768 137 172 1,990 17487 61,251 1 28 9 722 3
<br /> 01/15/02 3,840 72 171 483 2,130 9513 61,346 1 32 9,7374 Knockout switch shut dowry VES restarted
<br /> 01/22/02 3,9 117 173 2,130 16031 61,506 1 37 9,7629 Knockout switch shut down VES restarted
<br /> 02/07/02 4,223 266 170 591 2,610 40436 61,911 1 52 9,8271 Knockout switch shut down VES restarted
<br /> 02/12/02 4 291 ` T 68 171 1 2,610 11317 62,024 1 66 9 845 0 Knockout swrtdi shut down VES not restarted for
<br /> I - _ f QWS Restarted on 2113
<br /> 02/19/02 4 307 ` 16 171 2,610 2671 62,050 1 67 9,8493 Knockout switch shut down VES restarted
<br /> 02/26/02 4,445 138 170 464' 2,050 205 04 62,255 149 9,881 8 Knockout switch shut down VES restarted
<br /> 03105102_ _ 4,613 W j 168 170 4 2,050 _ _ - 21897 I 62 474 130 9,9166
<br /> 03/12/02 4 776 163 172 _ 433 1,910 20641
<br /> 62 681 127 9,9493
<br /> 03/14102 4,830- 1 54 172 _ 1,910 - 6635 h4 62,747 _1 23 _ _9,9599 Shut down system for pump test
<br /> 03/19/02 _-4 _ 0 174 1,910 - -62,747 - _ - - 9,9599 Restarted ager pump test and changed hour
<br /> meter
<br /> 03/26/02 162 158 170 1 910 19413 ? 62,941 1 23 9,9907
<br /> Total hours of operation 15,002
<br /> NOTE Inlet Concentration obtained from laboratory analytical results and assumed the same until subsequent sampling event
<br /> Volume of hydrocarbons removed calculation assumes gasoline density of 6 3
<br /> In February 2002,this table was corrected due to some formula errors to the hydrocarbon removal columns Older versions of this table may have different numbers
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