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Attachment 6 �� 10 <br /> BioScreen Model <br /> 420 N Madison Street A LANEAN COMPANY <br /> Stockton,California <br /> Transverse DISSOLVED HYDROCARBON CONCENTRATIONS IN PLUME (mg/L at Z=0) <br /> Distance ft Distance from Source ft Model to Display: <br /> 0 20 40 60 80 100 120 140 160 180 200 <br /> 35 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 No Degradation <br /> a <br /> 18 0.000 0.003 0.007 0.007 0.006 0.004 0.002 0.001 0.000 0.000 0.000 <br /> 0 0.075 0.050 0.035 0.024 0.016 0.009 0.004 0.002 0.001 0.000 0.000 <br /> -18 0.000 0.003 0.007 0.007 0.006 0.004 0.002 0.001 0.000 0.000 0.000 1st Order Decay <br /> -35 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 <br /> MASS 4.7E+0 3.1 E+0 2.6E+0 2.1 E+0 1.5E+0 9.3E-1 5.0E-1 2.3E-1 9.0E-2 3.0E-2 8.1 E-3 <br /> FLUX Instantaneous <br /> (mg/day) Time:11 9 Years ii Target Level: 0.001 mg/L Displayed Model: No de radation <br /> Plume and Source Masses (Order-of-Magnitude Accuracy) <br /> 0.080 Plume Mass if No Biodegradation 0.01539 (Kg) <br /> 0.00 <br /> _ -Actual Plume Mass 0.01539 (Kg) <br /> J 0.060 <br /> 0.050 =Plume Mass Removed by Biodeg 0.00000 (Kg) <br /> 0% <br /> 0.040 Change in Electron Acceptor/Byproduct Masses: <br /> c 0.030 Oxygen Nitrate Iron 11 Sulfate Methane <br /> na na na na na K <br /> 0.020 <br /> V <br /> 0.010 -35 Contam. Mass in Source(t=0 Years) 1000.0 (Kg) <br /> } <br /> Contam. Mass in Source Now(t=9Years) 1000.0 (Kg) <br /> 0.000 <br /> o <br /> 20 <br /> Current Volume of Groundwater in Plume 0.7 (ac ft) <br /> 40 60 80 <br /> 100 120 (ft) Flowrate of Water Through Source Zone 0.062 (ac-ft/yr) <br /> I Plot Data>Target <br /> L Plot All Data (ft) 140 160 35 � <br /> 180 Mass HELP Recalculat <br /> Page 5 of 6 <br />