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- ---------------- ----- ---- ------ --- - ------ --- --- --- --- -- -- --- --- ------- --- - <br /> VLEACHSM (Version 1 0 , 1995) <br /> Vadose zone LEACHang and Saturated zone Mixing model <br /> Center for Subsurface Modeling Support <br /> Robert S Kerr Environmental Research Laboratory <br /> U S . Environmental Protection Agency <br /> Ada, Oklahoma <br /> - ----------- -------- ------ ------ --------- -------- ---- - - ------- --- - -- - ------- <br /> ILEACHSM Input Data - for diesel, t0=20 yr, 3rd type b c , b103r55d INP <br /> 1 soil columns <br /> .imestep = 1 00 years Simulation length = 100 00 years . <br /> rintout every 1 00 years Vertical profile stored every 1 . 00 years <br /> oc = 1000 0 ml/g, 0 35315E-01cu ft /g <br /> h = 0 24000E-02 (dimensionless) <br /> queous solubility = 5 0000 mg/1, 0 14158 g/cu ft <br /> ree air diffusion coefficient = 84500E-01 cm''2/sec, 2868 4 ft"2/yr <br /> foil Column 1 <br /> Soil Column I <br /> lColumn area = 1 . 0000 sq. ft . <br /> 56 cells, each cell 1 000 ft thick. <br /> ongitudinal dispersivity (AL) in vadose zone = 1 1100 ft <br /> Contaminant Decay Rate in the vadose zone = . 25500 1/yr, <br /> Decay Rate in the Source = . 00000 1/yr <br /> **** Soil Properties **** <br /> Wlk density = 1 5000 g/ml, 42475 g/cu ft <br /> rosity = 0 4000 Volumetric water content = 0 3000 <br /> Organic carbon content = 0 00300000 <br /> Recharge Rate = 0 23000000 ft/yr <br /> Fixed flux at Cell #1 (3rd type b. c . ) = 0 00 mg/l , = 0 00 g/cu ft <br /> **** Aquifer Properties **** <br /> Horizontal GW Flux (q=ki.) = 4 31 ft/year <br /> Background Conc of GW Flux = 0 . 20 mg/L <br /> Leachate Penetration Depth = 40 00ft <br />