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FATE AND TRANSPORT MODEL FOR SOIL OUTPUT FILE, MW-10 <br /> Start of SATURATED SOIL GROUNDWATER MODEL OUTPUT <br /> -------------------------------------------------- <br /> . GROUNDWATER MODEL CALCULATIONS <br /> source calculations for Groundwater Madel <br /> Data summary and Initial Calculations <br /> Aquifer Properties <br /> Porosity 0 30 <br /> Moisture content (used for partitioning) 0 30 <br /> soil bulk density 1 7 g/cm3 <br /> Fraction organic carbon in sail 2 OOE-03 g/g <br /> source Geometry for the Saturated Soil Model <br /> Height of source at law water table (m) . 1 2 <br /> Height of source at high water table (m). 4 2 <br /> Average height of source (m) 4 0 <br /> Length of source (m) 38 <br /> Width of source (m) 68 <br /> Vert area for flux at low WT conditions (m2) 82 <br /> Vert area for flux at high WT conditions (m2) 2 86E+02 <br /> For contribution from unsaturated portion of source <br /> Planar area for flux from vadose zone (m2) 2 58E+03 <br /> Chemical-specific Parameters <br /> - ---------------------------- <br /> solubility 4 80E+04 m%l <br /> Henrys Law Coefficient 2 041E-02 [- <br /> • <br /> KOC, organic carbon-partition-caeff--------^---- 12 ml/g <br /> Calculating Dissolved Phase Source Concentration <br /> - <br /> Chemical solubility (from database) 4 80E+04 mg/l <br /> Dissolved phase concentration calculated <br /> using equilibrium partitioning (3-phase) 0 89 mg/l <br /> ***The lesser value of the (effective) solubility and the dissolved phase <br /> ***concentration calculated using equilibrium partitioning (see above) will <br /> ***be used as the maximum concentration in the unsaturated zone <br /> ***model source <br /> Results from above calculation <br /> (limiting concentration) <br /> ------------------------------------------------ <br /> Initial dissolved phase concentration 0 89 mg/l <br /> Residual concentration level calculated <br /> using the full solubility 2 78E+04 mg/kg <br /> ***The source concentration is BELOW the residual concentration <br /> Contaminant velocity in saturated zone <br /> I <br /> Aquifer gradient 2 OOE-03 <br /> Hydraulic conductivity (m/d) 5 0 <br /> KOC (m3/kg) 1 20E-02 <br /> FOC (g/g) 2 OOE-03 <br /> Retardation coefficient 1 1 <br /> Seepage velocity (mjd) 3 33E-02 <br /> Retarded seepage vellocity (m/d) 2 93E-02 <br /> Dispersion calculations in saturated zone <br /> • Distance used for dispersion calculations (m) 1 00E+02 <br /> Distance = (Dist to well) + (source Length)/2 <br /> Calculated longitudinal dispersivity (m) 11 <br /> Calculated transverse dispersivity (m) 3 7 <br /> Calculated vertical dispersivity (m) 4 22E-02 <br /> Page 1 <br />