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Table 1
<br /> Air Sparge System Operational Data
<br /> Chevron Service Station 9-4275
<br /> 2905 West Benjamin Holt Drive
<br /> Stockton, California
<br /> Total System Data GM-1 GM-2 GM-3 GM-4 9M-5
<br /> Hour Avg.
<br /> Meter Injection Flow Injection Flow Injection Flow Injection Flow Injection Flow Injection Flow
<br /> Date Reading Pressure Rate Status Pressure Rate Status Pressure Rate Status Pressure Rate Status Pressure Rate Status Pressure Rate
<br /> Checked (hours) Notes (psi) (scfm) (OIC) (psi) (scfm) (O/C) (psi) (scfm) (OIC) (psi) (scfm) (OIC) (psi) (scfm) (OIC) (psi) (scfm)
<br /> 01/07/02 32,763 9 -- 0 8.6 - O 8.7 O 9 O 8.3 0 8.7
<br /> 01/15/02 32,960 9 15.6 O 9.1 - O 9 0 8.8 0 8.4 0 9.1
<br /> 02107102 33,510 9.5 15.6 O 9.5 - O 9.6 O 9.4 0 9.2 O 9
<br /> 03105102 34,133 9.5 -- 0 9.1 - O 9.2 O 9.3 0 9 0 9.1
<br /> 04111/02 34,249 ------------- --- --------------- - - ---------------SYSTEM DOWN------ - - -•--••-----------------------------------------
<br /> 05110/02 34,249 d ----------------------------------------------------.--------------------REINSTALLED AIS COMPRESSOR --------------•-•--------------------------------•----------
<br /> 05113/02 34,850 9.5 - i O I 9.4 I - 1 O I 9.3 1 -- I 0 ! 9-3 1 k 0 1 9.5 1 -- k 0 I 9.3
<br /> 06107/02 34.850 ------------------------------•------------------------------------------SYSTEM DOWN BLOWER DOWN•-------------------------------------------------------------
<br /> 06/19/02 34,850 a 9.5 22.1 O 9.4 O 9.5 O 9.5 -- O 9.4 0 9.5
<br /> 07/01/02 35,141 9.5 22.1 0 9.5 0 9.4 O 9.4 -- 0 9.5 0 9.2
<br /> 07/18/02 35,548 - 15.6 O 9.4 O 9.5 O 9.4 -- O 9.3 O 9.4
<br /> 08/01/02 35,885 -- 24.6 O 9.4 O 9.5 O 9.3 -- O 9.2 O 9.4
<br /> 09/03/02 36,506 - 24.1 O 9.4 O 9.3 O 9.3 -- O 9.5 - O 9.2
<br /> 10/11/02 36,779 - 24.7 O 9.4 O 9.3 0 9.2 O 9.5 - O 9.1
<br /> 10/24/02 37,089 -- 12.5 O 9.2 O 9.3 0 9.1 O 9.0 O 9.3
<br /> 11/07/02 37,420 9.5 30.1 O 9.3 O 9.4 0 9.1 O 9.0 - 0 9.2
<br /> 12/02/02 37,747 8.5 14.3 O 8.4 O 8.2 0 8.3 O 8.1 - 0 8.4
<br /> 01/06/03 38,081 8 12.5 O 7.9 - O 7.8 O 8.0 O 7.9 0 7.8
<br /> 02/10/03 38,237 f 8.5 15.7 O 8.3 - O 8.1 O 8.0 O 8.2 0 7.7
<br /> 03/14/03 38,486 g 8.5 15.7 O 8.3 O 8.2 0 8.4 O 8.2 O 8.1
<br /> 04/24/03 39,234 8.5 11.7 O 8.2 O 8.1 O 7.7 O 8 O 7,9
<br /> 05/02/03 39,430 8 12.6 O 7.9 O 7.7 O 7.5 O 8 0 7.8
<br /> 1121/03 39,886 8 13.7 0 7.7 O 7.9 O 8,0 0 7.6 0 7.5
<br /> /02103 40,178 3 5.0 -- -- -- -- -- -- - -- -- --
<br /> 06/06/03 40,268 8 13.1 O 7.6 0 7.8 O 8.0 O 7.5 O 7,4
<br /> 07/14/03 40,751 5 18.0 -- -- -- -- -- -- -- --
<br /> 08/20/03 41,642 5 18.0 -- -- -- -- -- -- - -- --
<br /> 09/16/03 41,986 5 15.0 O 5.2 O 5.4 O 5.2 O 5.5 0 5.3
<br /> 10/09/03 42,527 5.5 15.2 O 5.2 O 5.1 O 5.0 O 5.0 0 5.2
<br /> 11/14/03 43,394 5.3 13.8 O 5.3 O 5.1 O 5.0 O 4.9 0 5.2
<br /> 12/02/03 43,824 5.1 13.6 O 4.9 O 5.0 O 4.9 O 4.8 0 5.0
<br /> 01/20/04 45,002 5.3 13.1 O 4.8 O 4.7 0 5.1 O 5.2 O 4.9
<br /> 02/06/04 45,409 5.4 13.0 O 4.9 O 4.6 0 5.1 O 5 O 4.9
<br /> 03/05/04 46,081 5.5 13.2 0 5 O 4.7 O 5.2 O 5.1 O 4,9
<br /> 04/02/04 46,753 5.4 13.3 O 5.1 - O 4.7 0 4.6 0 5.1 O 4.9
<br /> 05/03/04 47,495 5.5 15.1 O 5.1 O 4.9 0 4.8 O 5.2 0 5.3
<br /> 06/11/04 48,456 5.6 14.7 O 5.2 O 5.1 0 4.8 O 4.9 O 5.2
<br /> 07/02/04 48,939 5.5 15,2 O 5.3 O 4.9 0 5.1 O 4.8 O 5.2
<br /> 08/09/04 49,850 5.5 15.1 O 5.3 - O 5.1 O 5.0 - O 5.4 O 5.2
<br /> 09/03/04 50,447 5.5 15.7 O 5.3 O 5.2 O 5.5 O 5.1 O 5.3
<br /> 10/15/04 50,899 5.5 15.1 O 5.3 0 5.1 0 5,2 O 5.3 O 5.5
<br /> 11/08/04 51,482 5.5 15.1 O 5.2 - O 5.1 O 5.4 0 4.9 O 4.7
<br /> 12/23/04 52,557 5.5 15.7 O 5.5 O 5.3 0 5.5 O 5.4 O 5.2
<br /> 01/07/05 52,918 5.6 15.2 O 5.5 O 5.6 O 5.4 - O 5.3 O 5,5
<br /> 02/25105 53,928 5.5 14.7 O 5.5 O 5.3 0 5.3 - O 5.5 O 5.1
<br /> 03/25105 54,437 5.5 14.1 O 5.3 O 5.2 0 5.3 O 5.3 O 5A
<br /> REPORTING PERIOD:First Quarter 2005
<br /> PERIOD AVG INJECTION PRESSURE: 5.5
<br /> PERIOD AVG FLOW RATE: 14.7
<br /> PERIOD PERCENT OPERATIONAL: 82%
<br /> Explanations: Notes:
<br /> psi =Pounds per square inch a =Motor on sparge blower burned out. Motor was replaced 8/14/98.
<br /> scfm =Standard cubic feet per minute b =Air compressor rebuilt and replaced and system restarted.
<br /> Not available c =Motor on sparge blower burned out. Motor was replaced 8117/01.
<br /> =OpenlClosed d =Motor on sparge blower bumed out.Motor was rebuilt and replaced 5/10/02.
<br /> e =Motor on sparge blower burned out.Motor was replaced 6/19/02.
<br /> I =Hour meter was found defective on 1120103.Hour meter was replaced on 2110/03.
<br /> 9 =Hour meter was found defective(81.5 hours on meter).Hour meter was replaced on 317103.
<br /> t:IChevron1942751PeriodiC MonitoringlTablesl9-4275 O&M Data.xls 2 of 2
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