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Table 18
<br /> Soil Vapor Extraction System-Operating Data
<br /> Parcel 2A-L&M OU
<br /> 666 West Weber Avenue,Stockton, CA
<br /> VOCia
<br /> Hourmeter Well Field Operating System FlowFID VOC FID VOC (Hexane)
<br /> Reading Temperature Temp Vacuum Rate Influent Effluent Removed Vapor Control
<br /> Date Notes (hours) (°F) (°F) (inHg) (scfm) (ppmv) (ppmv) (Ib/day) [2] 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 /> I:\Tidewater\TW Stockton(P2A)\Engineering\O&M\Tables\O&M Tables 2012\4Q12\Parcel 2A OM Tables 4Q12.xlsx
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