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Apartment Soil Vapor Extraction System-Operating Data <br /> Parcel 2A-L&M OU <br /> 666 West Weber Avenue,Stockton,CA <br /> • Well Field Operating I System VOC' Vapor <br /> Hourmeter FID VOC FID VOC (Hexane) Control <br /> Notes Readinghours) (eF1P fin <br /> Vacuum Flow Rat. Influent Effluent I Removed Efficiency <br /> 77/15/2017 4,174.7 in Mg) (sctm p mv) p my <br /> 60.0 651 Ib0.4 00 <br /> 12/15/2017 4,894.0 5.1 233.0 8.0 0.0 <br /> 1/19/2012 5,733.4 55.0 648 5.4 196.4 00 0.4 100% <br /> 53.4 70 D6 100% <br /> 651 <br /> 5.2 777.2 9.0 0.0 <br /> 70.5 646 5.2 279.4 0.0 <br /> 3/16/2012 6,672.1 58.8 0.0.5 100% <br /> 2/28/2012 6,262.2 <br /> 0.0 <br /> 3/29/2012 61908.1 652 5.9 244.4 5.0 0 0 100% <br /> _ 0.22 00% <br /> _ <br /> 4/8/2012 i 61909.3 _ _ - - _ <br /> 4/20/2012 6,910.467.4 - 261.9 _ - <br /> _ - <br /> _ <br /> 5/8/2012 7,339.3 85.2 652 5.4 233.5 1,168.0 5.0 48.3 <br /> 646 S.7 100% <br /> 6/22/2072 7,563.8 74.2 2305 2. 3.0 48.5 _ <br /> 7/12/2012 8,042.3 71.0 648 5.4 230.9 42.9 0.3 1.6 <br /> 8/15/2012 8,254.9 129.1 650 5.6 231.8 401.5 0.0 17.8 0% <br /> 9/21/2012 8,606.1 76.0 651 5.3 212.8 8.0 3.0 15.6 63% <br /> 112112 12 8,902.0 654 4.8 243.1 0.0 63% <br /> 0.0 <br /> 77/28/2012 9,581.7 76.0 649 4.4 295.0 20.0 0.0 02 100% <br /> 62.2 0.9 100% <br /> 12/21/2012 1 9,638.2 _ 650 4.9 219.8 0.0 0.0 0.9 100% <br /> 1/11/2013 a 9,639.6 - - <br /> 1/29/20139,668.7 - - - <br /> 645 _ _ - - <br /> 2/25/2013 9,896.8 - 654 - 406.5 7.0 0.0 _ <br /> 3/14/2013 k 10,303.00.4 <br /> 8 58.4 648 11.1 155.0 0.0 00 0.4 100% <br /> 58.8 646 10.1 170.0 0.0 0.3 100% <br /> 3/20/2013 10,448.1 0.0 <br /> 3/28/2013 10,635.9 _ 847 _ _ 00 00 100% <br /> 3/29/2013 10,866.4 68.5 655 6.4 201.0 0,0 0.0 0.0 100% <br /> 4/11/2013 10,959.5 74.2 657 6.3 280.0 _ - 0.0 100% <br /> 4/19/2013 64.0 642 6.3 141.7 -- <br /> 11,141.5 0.0 0.0 <br /> 4/29/2013 k 11,379.2 59.9 711 6.3 118.2 0,0 0.0 0.0 100% <br /> 5/9/2013 k 11,537.0 71.0 652 8.1 220.8 0,1 0.0 0'0 100% <br /> 5/29/2013 12,012.3 86.9 655 6.3 86.7 11.5 2.0 0.0 0.3 83% <br /> 6/25/2013 12,604.1 69.0 75.0 654 6.3 136.1 0,0 0.0 00 0% <br /> 00% <br /> 7/30/2073 I 13,446.6 69.0 654 7.1 101.5 0.0 0.0 0.0 <br /> 00% <br /> 8/14/2013 I 13,806.3 72.8 657 6.4 62.7 0.0 4.0 -0.1 <br /> NIA <br /> 8/28/2013 14,142.2 79.0 649 650 8.6 62.3 1.5 2.0 0.0 WA <br /> 9/12/2013 14,456.8 6.6 169.6 0.0 0.0 0.0 100% <br /> 9/26/2013 14,649.0 71.0 650 652 <br /> 7.0 772.5 0.0 0.0 0.0 100% <br /> 10/31/2013 m 6.9 1749 7. 0.0 <br /> 14,894.9 . 0-. _ 0.2 700% <br /> E <br /> I PERIOD: FirstQuarter2015 <br /> peration(hours): 0 <br /> perational(°/,): 0% <br /> l%O rational: 72% <br /> E� 7 <br /> =Degrees Fahrenheit <br /> =Inches of mercury VOC=Volatile Organic Compounds <br /> =Actual cubic feet per minute pOmv=Paris per million by volume <br /> Stantlard cubic feat SJAVOCD=San Joaquin Valley Air Pollution Control District <br /> Pal minute <br /> Indicates reference to equation ATC=Authority to Construct <br /> Flame Ionization Detector - Not collected or not measured <br /> Column under heading VOC(Hexane)Removed(/Wtlay)added 2Q10 to track removal rate of total VOCs. <br /> 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 /> System Inspected by the air board and started on 5/31/2007. <br /> Vapor flow data collected as SCFM. <br /> Flow rate(acfm)derived from Roots 56 curve with temperature being the average for the systemFlame Out S em switched to operate in catal is mode. <br /> 'US1345-'031workgroup11857Wctive1185750217105_report-dellvldwgs-tlesignitablesiO&M Tables 201514015\Parcel 2A OM Tables 4O15.xlsz <br /> Page 52 of 69 <br />