Hydrograph

Synthetic Unit Hydrograph Calculator

Input Parameters

Method:

NRCS Dimensionless Snyder’s Method

Watershed Area (km²):

Rainfall Excess (mm):

Flow Units:

Cubic Feet per Second (CFS) Cubic Meters per Second (m³/s)

Time to Peak (hours):

Main Channel Length (km):

Centroid Distance (km):

Channel Slope (m/m):

C_t Coefficient:

C_p Coefficient: