Hydraulic Routing

Watershed

Streamflow

Routing

-Hydrologic

-Hydraulic

Reservoirs

Channel

Precipitation

Snow

Runoff

Infiltration

Unit hydrograph

Timing

Flooding

Flow

Grade lines

Land Use

Frequency

Hydraulic routing is more complex and generally considered more accurate than hydrologic routing.

Based on the simultaneous solution of the continuity equation and the momentum equation, commonly called the St. Venant equations.