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Date Notes
<br />Hourmeter
<br />Reading (hours)
<br />Well Field Temp
<br />(°F)
<br />Operating
<br />Temp (°F)
<br />System
<br />Vacuum (in
<br />Hg)
<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)
<br />Vapor Control
<br />Efficiency (%)
<br />5/31/2007 b,c 6 70 1,674 6 260 10,000.0 2.0 898.9 100.0%
<br />6/19/2007 c 201 70 1,444 10 209 140.0 0.2 411.0 99.9%
<br />7/5/2007 399.4 94.9 1,450 4.4 227 28 0 6.3 100%
<br />7/30/2007 902 -- 1,445 5 209 7.5 0 1.3 100%
<br />8/7/2007 981 -- 1,447 -- 442 20 0 1.5 100%
<br />9/28/2007 1,520 63.7 1,490 5 140 110.9 0.0 6.6 100%
<br />10/23/2007 d 2,034 -- 1,453 8.3 232 505.3 0.0 19.8 100%
<br />11/12/2007 2,419.8 67.0 1,453 6.5 310 1,075.2 0.0 74.1 100%
<br />12/6/2007 e 3,001.5 66.0 1,465 6.6 300 311.2 0.0 73.1 100%
<br />1/23/2008 3,183.0 66.2 1,452 5 310 1,611.0 0.0 101.4 100%
<br />2/12/2008 3,463.2 67.0 1,452 6 280 47.2 0.0 84.6 100%
<br />3/3/2008 3,908.0 66.9 1,455 5 300 23.7 0.0 3.6 100%
<br />4/16/2008 f 4,041.3 67.2 677 5 300 939.0 0.2 49.9 100%
<br />5/12/2008 4,663.7 70.0 675 5 300 10.7 0.0 49.3 100%
<br />6/4/2008 4,983.4 70.1 679 5 310 52.7 0.0 3.3 100%
<br />7/2/2008 5,647.8 73.7 675 5 300 14.5 0.0 3.5 100%
<br />8/11/2008 6,286.1 73.9 675 5 301 12.7 0.0 1.4 100%
<br />9/10/2008 6,486.5 72.5 680 9 198 7.4 0.0 0.9 100%
<br />10/9/2008 7,136.9 71.0 670 6 280 119.0 0.0 5.2 100%
<br />11/11/2008 7,862.9 69.9 675 9 198 733.9 0.0 35.2 100%
<br />12/17/2008 8,401.5 67.7 676 9 200 23.4 0.0 26.0 100%
<br />1/14/2009 9,098.7 68.2 679 9 190 12.2 0.0 1.2 100%
<br />2/11/2009 9,728.4 65.1 677 9 200 16.4 0.0 1.0 100%
<br />3/11/2009 10,200.1 68.9 677 9 198 11.5 0.0 1.0 100%
<br />4/16/2009 11,065.4 70.9 676 9 195 30.1 0.0 1.4 100%
<br />5/8/2009 11,448.7 70.7 677 9 200 3.6 0.0 1.2 100%
<br />6/8/2009 12,024.3 70.1 677 9 200 11.1 0.0 0.5 100%
<br />7/9/2009 12,728.9 72.1 675 9 190 8.6 0.0 0.7 100%
<br />8/11/2009 13,442.5 72.1 677 9 200 8.1 0.0 0.6 100%
<br />9/8/2009 14,104.6 79.9 676 9 200 9.7 0.0 0.6 100%
<br />10/15/2009 14,938.9 73.1 680 9 200 9.7 0.0 0.7 100%
<br />11/10/2009 15,493.2 71.1 677 8 211.7 52.7 0.0 2.2 100%
<br />12/9/2009 16,173.3 67.2 678 8 211 3.1 0.0 2.0 100%
<br />1/12/2010 16,985.6 69.7 672 8 210 4.5 0.0 0.3 100%
<br />2/4/2010 17,507.8 70.0 680 8 211 1.9 0.0 0.2 100%
<br />3/2/2010 18,130.7 70.0 672 8 211 1.6 0.0 0.1 100%
<br />4/7/2010 18,905.0 69.1 676 8 200 8.6 0.0 0.4 100%
<br />5/12/2010 19,562.5 70.2 678 8 200 12.1 0.0 0.7 100%
<br />6/10/2010 20,259.4 67.1 677 6 235.1 2.3 0.0 0.5 100%
<br />7/12/2010 21,025.4 79.9 674 4.8 266.7 1.3 0.0 0.2 100%
<br />8/4/2010 21,578.8 75.9 677 7.5 211.7 11.6 0.0 0.5 100%
<br />9/15/2010 22,202.8 70.1 677 4.2 269.9 1,666.0 0.0 69.8 100%
<br />10/7/2010 22,465.3 75.7 700 6.9 280.7 14.0 0.0 80.0 100%
<br />11/17/2010 23,425.5 70.5 677 4.5 285.7 4.4 0.0 0.9 100%
<br />12/14/2010 24,095.8 60.7 678 5.0 314.7 1.5 0.0 0.3 100%
<br />1/11/2011 24,768.0 57.1 680 6.0 175.0 10.7 0.0 0.5 100%
<br />2/10/2011 g 25,445.0 59.1 677 7.5 237.7 125.7 0.0 4.9 100%
<br />3/17/2011 g 26,308.0 49.4 669 7.5 53.0 30.0 0.0 3.9 100%
<br />4/8/2011 g 26,402.0 50.0 677 7.1 184.6 40.0 0.0 1.4 100%
<br />5/13/2011 h 358.7 64.9 650 7.6 261.9 14.0 0.0 2.1 100%
<br />6/16/2011 1,172.4 67.0 646 8.8 247.6 9.0 0.0 1.0 100%
<br />7/13/2011 1,745.7 68.6 655 6.5 183.7 38.0 0.0 1.8 100%
<br />8/11/2011 2,322.2 73.3 648 5.9 261.9 7.0 0.0 1.7 100%
<br />9/15/2011 3,167.4 78.9 651 5.3 427.8 0.3 0.1 0.4 67%
<br />10/27/2011 3,721.6 68.0 651 6.3 115.0 6.0 0.0 0.3 100%
<br />11/15/2011 4,174.7 60.0 651 5.1 233.0 8.0 0.0 0.4 100%
<br />12/15/2011 4,894.0 55.0 648 5.4 196.4 7.0 0.0 0.6 100%
<br />1/19/2012 5,733.4 53.4 651 5.2 177.2 9.0 0.0 0.5 100%
<br />2/28/2012 6,262.2 70.5 646 5.2 279.4 0.0 0.0 0.4 100%
<br />3/16/2012 6,672.1 58.8 652 5.9 244.4 5.0 0.0 0.2 100%
<br />December 15, 2011 March 16, 2012
<br />Period Operation (hours):
<br />Period Operational (%):
<br />Historical % Operational:
<br />Table 18
<br />666 West Weber Avenue, Stockton, CA
<br />Parcel 2A -L&M OU
<br />Apartment Soil Vapor Extraction System-Operating Data
<br />1,778
<br />REPORTING PERIOD:
<br />81%
<br />79%
<br />I:\Tidewater\TW Stockton (P2A)\Engineering\O&M\Tables\O&M Tables 2012\Parcel 2A OM Tables 1Q12.xlsx Page 1 of 2
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