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Date Notes
<br />Hourmeter
<br />Reading
<br />(hours)
<br />Well Field
<br />Temperature
<br />(°F)
<br />Operating
<br />Temp
<br />(°F)
<br />System
<br />Vacuum
<br />(inHg)
<br />Flow
<br />Rate
<br />(scfm)
<br />FID VOC
<br />Influent(
<br />ppmv)
<br />FID VOC
<br />Effluent
<br />(ppmv)
<br />VOCa
<br />(Hexane)
<br />Removed
<br />(lb/day) [2]
<br />Vapor Control
<br />Efficiency (%)
<br />5/31/2007 b 14 70 1,674 7 99.0 10,000+2.0 342.3 99.98%
<br />6/19/2007 c 215 70 1,444 4.5 496.0 50 0.2 2.5 100%
<br />7/5/2007 399.4 93.9 1,450 4.1 567 164 0.0 19.6 100%
<br />7/30/2007 929.7 76.2 1,445 3.7 261 3 0.0 12.0 100%
<br />8/7/2007 1,012 --1,447 --133 1,700 0 58.0 100%
<br />9/28/2007 1,551.8 --1,490 --364 1,200 0.0 124.6 100%
<br />10/23/2007 d 2,066.7 72.7 1,453 12.4 146 1,375 0.0 113.5 100%
<br />11/12/2007 2,452.2 67.0 1,453 9.6 130 1,775 0.0 75.2 100%
<br />12/6/2007 3,033.9 66.1 1,465 10.3 130 576 0.0 52.9 100%
<br />1/23/2008 3,216.0 66.5 1,452 12 130 2,800 0.0 75.9 100%
<br />2/12/2008 3,496.3 65.9 1,452 12 130 1,029 0.0 86.1 100%
<br />3/3/2008 3,942.0 68.7 1,455 12 130 161 0.0 26.8 100%
<br />4/16/2008 f 4,075.4 68.0 677 10 230 4,719.0 0.2 151.9 100%
<br />5/12/2008 4,697.3 70.2 675 10 230 150.5 0.0 193.6 100%
<br />6/4/2008 5,017.2 70.2 679 10 235 557.4 0.0 28.5 100%
<br />7/2/2008 5,681.7 73.9 675 10 237 115.7 0.0 27.5 100%
<br />8/11/2008 6,321.7 175.5 675 10 230 175.5 0.0 11.8 100%
<br />9/10/2008 6,522.2 72.3 680 10 235 269.2 0.0 17.9 100%
<br />10/9/2008 7,172.7 71.1 670 10 235 112.7 0.0 15.5 100%
<br />11/11/2008 7,898.6 70.0 675 9 390 799.5 0.0 49.3 100%
<br />12/17/2008 8,437.5 67.1 676 8 370 30.5 0.0 54.5 100%
<br />1/14/2009 9,134.7 68.3 679 9 390 112.7 0.0 9.4 100%
<br />2/11/2009 9,764.5 67.1 677 9 390 69.9 0.0 12.3 100%
<br />3/11/2009 10,236.8 68.7 677 9 390 14.6 0.0 5.7 100%
<br />4/16/2009 11,102.2 70.8 676 9 390 37.1 0.0 3.5 100%
<br />5/8/2009 11,485.8 70.9 677 9 390 91.2 0.0 8.7 100%
<br />6/8/2009 12,061.7 70.0 677 9 390 287.5 0.0 25.5 100%
<br />7/9/2009 12,766.3 72.0 675 9 378 98.2 0.0 25.6 100%
<br />8/11/2009 13,480.0 72.3 677 9 390 40.2 0.0 9.2 100%
<br />9/8/2009 14,142.2 79.8 676 9 390 15.2 0.0 3.7 100%
<br />10/15/2009 14,976.5 75.7 680 9 390 54.6 0.0 4.7 100%
<br />11/10/2009 15,599.5 71.3 677 9 390 45.3 0.0 6.7 100%
<br />12/9/2009 16,296.3 66.1 678 8 367 110.5 0.0 10.2 100%
<br />1/12/2010 17,108.7 69.9 672 9 390 19.3 0.0 8.5 100%
<br />2/4/2010 17,631.0 69.9 680 9 390 29.7 0.0 3.3 100%
<br />3/2/2010 18,254.0 69.9 672 9 390 32.7 0.0 4.2 100%
<br />4/7/2010 19,028.6 69.7 676 9 390 198.2 0.0 15.6 100%
<br />5/12/2010 19,686.2 70.7 678 9 390 62.7 0.0 17.6 100%
<br />6/10/2010 20,383.2 67.2 677 5.1 228 566.0 0.0 33.6 100%
<br />7/12/2010 21,149.2 80.1 674 5.0 193 138.7 0.0 25.6 100%
<br />8/4/2010 21,703.9 79.9 677 6.0 148 152.7 0.0 8.6 100%
<br />9/15/2010 22,327.8 71.2 677 4.5 209 3,588.0 0.0 115.4 100%
<br />10/7/2010 22,590.5 74.9 700 4.8 219 2,411.0 0.0 222.0 100%
<br />11/14/2010 23,550.7 70.7 677 4.0 207 117.2 0.0 93.1 100%
<br />12/14/2010 24,221.1 59.9 678 5.0 97 461.7 0.0 15.2 100%
<br />1/11/2011 24,893.7 51.2 680 6.5 90 69.7 0.0 8.6 100%
<br />2/10/2011 25,570.4 57.9 677 5.5 127 281.0 0.0 6.6 100%
<br />3/17/2011 26,433.0 64.3 669 6.1 109 30.0 0.0 6.3 100%
<br />4/8/2011 26,527.3 63.8 677 6.5 56 26.0 0.0 0.8 100%
<br />5/13/2011 27,014.4 80.3 650 6.8 53 200.0 0.0 2.1 100%
<br />6/16/2011 27,828.1 85.0 646 6.8 68 1,300.0 0.0 15.7 100%
<br />7/13/2011 28,401.5 80.0 655 6.5 56 30.0 0.0 14.2 100%
<br />8/11/2011 28,979.4 86.5 648 6.2 63 250.0 0.0 2.9 100%
<br />9/15/2011 29,829.7 78.9 651 5.5 96 12.0 0.1 3.6 99%
<br />10/27/2011 30,381.2 65.0 651 6.0 145 6,000.0 0.0 125.3 100%
<br />11/15/2011 30,834.2 62.0 651 5.7 54 5,000.0 0.0 189.2 100%
<br />12/15/2011 31,553.5 53.2 648 5.7 51 16,000.0 0.0 190.0 100%
<br />1/19/2012 32,392.9 52.5 651 5.4 64 1,750.0 0.0 175.5 100%
<br />2/28/2012 33,352.3 61.8 646 5.6 90 7.5 0.0 23.3 100%
<br />3/16/2012 33,762.1 64.5 652 5.4 67 900.0 0.0 12.3 100%
<br />REPORTING PERIOD:December 15, 2011 through March 16, 2012
<br />Period Operation (hours):
<br />Period Operational (%):
<br />Historical % Operational 80%
<br />2,208.6
<br />100%
<br />Table 21
<br />666 West Weber Avenue, Stockton, CA
<br />Parcel 2A - L&M OU
<br />Soil Vapor Extraction System-Operating Data
<br />I:\Tidewater\TW Stockton (P2A)\Engineering\O&M\Tables\O&M Tables 2012\Parcel 2A OM Tables 1Q12.xlsx
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