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Table 2

The most sensitive parameters identified in the SWAT model (ranking from top to bottom)

ParameterDescriptionRange
Final fitted value
MinMax
Cn2.mgt Moisture condition II curve number −25% 25% −2.00% 
Esco.hur Soil evaporation compensation factor 0.12 
Ch_N2.rte Manning's value for the main channel 0.3 0.05 
Sol_Awc.sol Available water capacity of the soil layer −25% 25% −20.70% 
Alpha_Bf.gw Baseflow alpha factor 0.30 
GW_Revap.gw Groundwater evapotranspiration coefficient 0.02 0.2 0.03 
Surlag.bsn Surface runoff lag coefficient 24 4.11 
 Ch_K2.rte Effective hydraulic conductivity of the main channel 500 164.52 
GW_Delay.gw Ground delay (days) 500 49.08 
ParameterDescriptionRange
Final fitted value
MinMax
Cn2.mgt Moisture condition II curve number −25% 25% −2.00% 
Esco.hur Soil evaporation compensation factor 0.12 
Ch_N2.rte Manning's value for the main channel 0.3 0.05 
Sol_Awc.sol Available water capacity of the soil layer −25% 25% −20.70% 
Alpha_Bf.gw Baseflow alpha factor 0.30 
GW_Revap.gw Groundwater evapotranspiration coefficient 0.02 0.2 0.03 
Surlag.bsn Surface runoff lag coefficient 24 4.11 
 Ch_K2.rte Effective hydraulic conductivity of the main channel 500 164.52 
GW_Delay.gw Ground delay (days) 500 49.08 
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