Variable Definition Value Unit
Kshallow Hydraulic conductivity of shallow gravel and coarse sand stratum 2.5×10-2 m/s
Kdeep Hydraulic conductivity of deep coarse sand stratum 8.9×10-2 m/s
Khigh_jam Hydraulic conductivity of high permeability logjam 1 m/s
Klow_jam Hydraulic conductivity of low permeability logjam 0.5 m/s
θ Porosity of sediments 0.3 -
van Genuchten alpha 3.548 1/m
van Genuchten gamma 3.162 -
θ high_jam Porosity of high permeability jams 0.7 -
θ low_jam Porosity of low permeability jams 0.35 -
αl Longitudinal dispersivity 0.02 m
αt Transverse dispersivity 0.02 m
\(n_{x}\), \(n_{y}\) Manning’s coefficient 0.03 s/m1/3