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Table 16 <br /> Apartment Soil Vapor Extraction System-Operating Data <br /> Parcel 2A-L&M OU <br /> 666 West Weber Avenue,Stockton,CA <br /> VOC° Vapor <br /> Well Field Operating System FID VOC FID VOC (Hexane) Control <br /> Hourmeter Temp Temp Vacuum Flow Rate Influent Effluent Removed Efficiency <br /> DaNotes Reading(hours)) (°F) (°F) (in Hg) (scfm) (ppmv) (ppmv) (lb/day) (%) <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 /> 3/29/2012 6,908.1 <br /> 4/6/2012 i 6,909.3 261.9 <br /> 4/20/2012 6,910.4 67.4 652 5.4 233.5 1,168.0 5.0 48.3 100% <br /> 5/8/2012 7,339.3 65.2 646 5.7 230.5 0.0 3.0 46.5 <br /> 6/22/2012 7,563.8 74.2 648 5.4 230.9 42.9 0.3 1.6 99% <br /> 7/12/2012 8,042.3 71.0 650 5.6 231.8 401.5 0.0 17.8 100% <br /> 8/15/2012 8,254.9 129.1 651 5.3 212.8 8.0 3.0 15.6 63% <br /> 9/21/2012 8,606.1 76.0 654 4.8 243.1 0.0 0.0 0.2 100% <br /> 10/19/2012 8,902.0 76.0 649 4.4 295.0 20.0 0.0 0.9 100% <br /> 11/28/2012 9,581.1 62.2 650 4.9 219.6 0.0 0.0 0.9 100% <br /> 12/21/2012 j 9,638.2 <br /> 1/11/2013 a 9,639.6 645 <br /> 1/29/2013 9,668.7 654 406.5 7.0 0.0 0.4 100% <br /> 2/25/2013 9,896.8 58.4 648 11.1 155.0 0.0 0.0 0.3 100% <br /> 3/14/2013 k 10,303.0 58.8 646 10.1 170.0 0.4 0.0 0.0 100% <br /> 3/20/2013 10,448.1 647 0.0 0.0 0.0 100% <br /> 3/28/2013 10,635.9 68.5 655 6.4 201.0 0.0 0.0 0.0 100% <br /> 3/29/2013 10,666.4 74.2 657 6.3 280.0 <br /> 4/11/2013 10,959.5 64.0 642 6.3 141.7 0.0 0.0 0.0 100% <br /> 4/19/2013 11,141.5 59.9 711 6.3 118.2 0.0 0.0 0.0 100% <br /> 4/29/2013 k 11,379.2 71.0 652 6.1 220.8 0.1 0.0 0.0 100% <br /> 5/9/2013 k 11,531.0 66.9 655 6.3 86.7 11.5 2.0 0.3 83% <br /> 5/29/2013 12,012.3 75.0 654 6.3 136.1 0.0 0.0 0.0 100% <br /> 6/25/2013 12,604.1 69.0 654 7.1 101.5 0.0 0.0 0.0 100% <br /> 7/30/2013 13,446.6 69.0 657 6.4 62.7 0.0 0.0 0.0 100% <br /> 8/14/2013 13,806.3 72.6 650 6.6 62.3 1.5 0.0 0.0 100% <br /> 8/28/2013 14,142.2 79.0 649 6.6 169.6 0.0 0.0 0.0 100% <br /> 9/12/2013 14,456.8 652 7.0 172.5 0.0 0.0 0.0 100% <br /> 9/26/2013 14,649.0 71.0 650 6.9 174.9 7.0 0.0 0.2 100% <br /> REPORTING PERIOD: June 25,2013 to September 26,2013 <br /> Period Operation(hours): 2,045 ML <br /> Period Operational(%): 92% <br /> Historical%Operational: 74% <br /> Definitions: <br /> °F =Degrees Fahrenheit VOC =Volatile Organic Compounds <br /> inHg =Inches of mercury ppmv=Parts per million by volume <br /> acfm =Actual cubic feet per minute SJAVOCD =San Joaquin Valley Air Pollution Control District <br /> scfm =Standard cubic feet per minute ATC =Authority to Construct <br /> [ ] =Indicates reference to equation =Not collected or not measured <br /> FID =Flame Ionization Detector <br /> Notes: <br /> -Column under heading VOC(Hexane)Removed(Ib/day) added 2Q10 to track removal rate of total VOCs. <br /> a =VOC reported as Hexane(molecular weight 86.17)for VOC vapor mass removal rate calculation. Hexane was used <br /> because it was most representative of the lower carbon range organics. <br /> b=System inspected by the air board and started on 5/31/2007. <br /> c=Vapor flow data collected as SCFM. <br /> d =Flow rate(acfm)derived from Roots 56 curve with temperature being the average for the system. <br /> e=Flame Out <br /> f=System switched to operate in catalytic mode. <br /> I:\Tidewater\TW Stockton(P2A)\Engineering\O&M\Tables\O&M Tables 2013\3Q13\Parcel 2A OM Tables 3Q13.xlsx Page 2 of 3 <br />