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Table 1

Details of the VIC model parameters selected for calibration

ParameterDescriptionModel responseRangeUnits
bi Infiltration parameter Direct flow 1 × 10−5–0.4 – 
Dm Maximum baseflow velocity Base flow 0–30 mm/day 
Ds Fraction of max baseflow velocity for nonlinear baseflow Base flow 0–1 – 
Ws Fraction of max soil moisture for nonlinear baseflow Base flow 0–1 – 
d1 Thickness of soil layer 1 Drainage 0.01–0.5 
d2 Thickness of soil layer 2 Drainage 0.1–2 
d3 Thickness of soil layer 3 Base flow 0.1–2 
Ks1 Saturated hydraulic conductivity for first layer Drainage 1–10,000 mm/day 
Ks2 Saturated hydraulic conductivity for second layer Drainage 1–10,000 mm/day 
Ks3 Saturated hydraulic conductivity for third layer Drainage 1–10,000 mm/day 
exp1 Exponent (Brooks-Corey drainage eq.) for first layer Drainage 8–30 – 
exp2 Exponent (Brooks-Corey drainage eq.) for second layer Drainage 8–30 – 
exp3 Exponent (Brooks-Corey drainage eq.) for third layer Drainage 8–30 – 
ParameterDescriptionModel responseRangeUnits
bi Infiltration parameter Direct flow 1 × 10−5–0.4 – 
Dm Maximum baseflow velocity Base flow 0–30 mm/day 
Ds Fraction of max baseflow velocity for nonlinear baseflow Base flow 0–1 – 
Ws Fraction of max soil moisture for nonlinear baseflow Base flow 0–1 – 
d1 Thickness of soil layer 1 Drainage 0.01–0.5 
d2 Thickness of soil layer 2 Drainage 0.1–2 
d3 Thickness of soil layer 3 Base flow 0.1–2 
Ks1 Saturated hydraulic conductivity for first layer Drainage 1–10,000 mm/day 
Ks2 Saturated hydraulic conductivity for second layer Drainage 1–10,000 mm/day 
Ks3 Saturated hydraulic conductivity for third layer Drainage 1–10,000 mm/day 
exp1 Exponent (Brooks-Corey drainage eq.) for first layer Drainage 8–30 – 
exp2 Exponent (Brooks-Corey drainage eq.) for second layer Drainage 8–30 – 
exp3 Exponent (Brooks-Corey drainage eq.) for third layer Drainage 8–30 – 
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