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APi DSS Data Requirements C:IAPIDSS1FlLES1FCMDL0I.SAV 10/14/96 15.0 <br /> The following chemicals were selected: <br /> Benzene <br /> Vlene <br /> ylbenzene <br /> uene <br /> Data for Fate and Transport Models <br /> Sesoll Model - Deterministic <br /> Model Control Parameters <br /> Simulation Time(max=100) [years] 100 <br /> ' Number of soil layers 3 <br /> Sublayers in layer 1 1 <br /> Sublayers in layer 2 1 <br /> Sublayers in layer 3 3 <br /> Volatile emissions: No <br /> ' Climate Parameters <br /> Surface Temperature [C] 20 <br /> Evapotranspiration [cm/day] 0.45 <br /> Precipitation [cm/yr] 40.6 <br /> ' Storm duration [days] 1 <br /> Number of storms [yr"-1] 50 <br /> Length of Rainy Season [months] 5 <br /> ' Soil Column Data <br /> Effective porosity [-] 0.3 <br /> Dry Wt. Soil Bulk Density [glcm^3] 1.5 <br /> dimension of the source [m] 8 <br /> -dimension of the source [m] 8 <br /> Layer 1 <br /> Thickness of Layer[m] B.7 <br /> Intrinsic Permeability [cm^2] 0.0000000001 <br /> Fraction Organic Carbon [-] 0,01 <br /> Benzene Load [kg] 82 <br /> ' Ethylbenzene Load [kg] 320 <br /> Toluene Load [kg] 1100 <br /> Xylene Load [kg] 770 <br /> 1 Layer 2 <br /> Thickness of Layer[m] 6,1 <br /> Intrinsic Permeability [cm^2] 0.00005 <br /> ' Fraction Organic Carbon [-] 0.01 <br /> Benzene Load [kg] 6.4 <br /> Ethylbenzene Load [kg] 20.5 <br /> Toluene Load [kg] 58.5 <br /> Xylene Load [kg] 176 <br /> Layer 3 <br /> Thickness of Layer[m] 5.2 <br />' Intrinsic Permeability [CMA 2] 0.0000001 <br /> Fraction Organic Carbon [-] 0.01 <br /> Benzene Load [kg] 0.019 <br />' Ethylbenzene Load [kg] 0.018 <br /> Toluene Load [kg] 0,082 <br /> Wylene Load [kg] 0.037 <br />' Sesoil Chemical Specific Parameters <br /> Benzene <br /> Solubility(mg/11 1750 <br />' Diffusion Coeff. in Air[CMA 2/s) 0.087 <br /> Henrys Constant[Atm/m^3/mol] 2.49E-01 <br />