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TABLE4
<br /> OPERATIONAL UPTIME INFORMATION OF THE
<br /> SOIL VAPOR EXTRAC'T'ION SYSTEM
<br /> ARCO Service Station No.548
<br /> ]612 Hamrrler Lane,Stockton,California
<br /> Date Hr.Meter No.of Das Between Sampiing Dates Cumulative Days Percent
<br /> Reading Total Das Uptime Days Doom Total Da U time Uptime
<br /> 9/2812000 6,109.0 0 0.0 0.0 0 0.0 0%
<br /> 10/412000 6,2507 6 5.9 0.1 6 5.9 98%
<br /> 10/11/2000 6,420.5 7 7.1 0.0 13 13.0 100%
<br /> 10/19/2000 6,609.0 8 7.9 0.1 21 20.8 08%
<br /> 10124/2000 6,729.0 5 5.0 0.0 26 25.8 100%
<br /> 11/712000 7.066.0 14 14.0 0.0 40 39.9 1001%
<br /> 11/17/2000 7,306.0 10 10.0 0.0 50 49.9 10(%
<br /> 1112212000 7,425.0 5 5.0 0.0 55 54.8 99%
<br /> 11126120M 7,568.0 6 6.0 0.0 61 60.8 99%
<br /> 12)712000 7,791.5 9 9.3 0.0 70 70.1 100%
<br /> 12!2712000 8,272.8 20 20.1 0.0 90 90.2 1000/
<br /> 1!812001 8,554.0 12 11.7 0.3 102 101.9 98%
<br /> 1/19/2001 8,820.0 11 11.1 0.0 113 113.0 100%
<br /> 1/2312001 8,913.0 4 3.9 0.1 117 116.8 97%
<br /> 21612001 9,249.0 14 1 14.0 0.0 131 130.8 100%
<br /> 2!1912001 9,564.0 13 13.1 0.0 144 144.0 100%
<br /> 315/2001 9,845.0 14 11.7 2.3 158 155.7 84%
<br /> 3/7/2001 9,907.0 2 2.6 0.0 160 158.3 100%
<br /> 311712001 10,143.0 10 9.8 0.2 170 168.1 98%
<br /> 04/02101' 10,285.0 16 5.9 10.1 t 186 174.0 37%
<br /> 4/1612001 Replaced Blower and Restarted S tem
<br /> 4/2312001 10,451.0 21 6.9 14.1 207 180.9 33%
<br /> 05107101' 10,623.0 14 7.2 6.8 221 188.1 51%
<br /> 5/3112001 Replaced Blower and Restarted S stem
<br /> 614!2001 10,638.0 28 1 27.4 249 188.7 2%
<br /> } 6/18/2001 10,972.0 14 13.9 0.0 263 202.6 100%
<br /> 712/2001 11,310.0 44 14.1 0.1 277 216.7 99%
<br /> 7/2312001 11,677.0 21 15.3 5.7 298 232.0 73%
<br /> 8/6/2001 12,013.0 14 14.0 0.0 312 246.0 1001%
<br /> 8/2012001 12,349.0 14 14.0 0.0 326 260.0 100%
<br /> 915/2001 12,731.0 16 15.9 0.1 342 275.9 99%
<br /> 9/17!2001 13,025.0 12 12.3 0-3 354 288.2 98%
<br /> 10/1/2001 13,356.0 14 13.8 0.2 368 302.0 99%
<br /> 10/1512001 13,694.0 14 14.1 0.6 382 316.0 100%
<br /> 11/5/2001 14,197,0 21 21.0 0.0 403 337.0 100%
<br /> 11/26/01 a 14,294.7 21 4.1 16.9 424 341.1 19%
<br /> 102002 14,296.0 43 0.1 42.9 467 341.1 0.13%
<br /> 1/21/2002 14,532.0 13 9.8 3.2 480 351.0 75.64%
<br /> 2!412002 14,873.0 14 14.2 0.0 494 365.2 100%
<br /> 2J25/2002 15,371.0 21 20.8 0.3 515 385.9 99
<br /> 314/2002 15,540.0 7 7 0-0 522 393.0 100'%
<br /> 3118102 15,740.0 14 8 5.7 536 401.3 60%
<br /> 411/2002 16,076.0 14 14.0 0.0 1 550 415.3 100%
<br /> 4/22/2002 16,579.0 21 21.0 0.0 571 436.3 100%
<br /> 6/24/2002 17,306.4 63 30.0 32.7 634 466.6 489/6
<br /> 7/16/2002 17,833.1 22 22.0 0.0 656 489.0 1001/6
<br /> 8/27/2002 18,840.1 42 42.0 0-0 698 531.0 100'/6
<br /> 9/24/2002 19,511.1 28 28.0 0.0 726 559.0 100%
<br /> 'Upon arrival at site system was found to be shut down due to an inoperable blower.
<br /> 2 System was shutdown on arrival,chart recorder indicated system shutdown on 4129101.
<br /> The Blower was removed for repair/replacement
<br /> . 'System down due 10 power outage and was not re-started for four weeks
<br /> to allow recharge in wells and to monitor for increase in concentration.
<br /> System down due to power outage
<br /> A=-ossa-Q1.ncrlr-O&M-}Q Page I of I
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