The outlet is a command to control the outflow of storage.

Parameter Name Description Default Value
NHYD Hydrograph number.
NAME Name of the component.
From Node The name of the from node.
To Node The name of the destinated node.
COMMENT 1, 2, and 3 Comment for the command.
Tag Optional category or classification.
System Type Specifies the junction’s system type, whether it belongs in the overland, storm, or sanitary system. Blank
Height [m] Height of Outlet (ft or m). 1
Width [m] Width of Outlet (ft or m). 1
Inlet Offset [m] Depth or elevation of Outlet inlet node invert. 0
Flap Gate Select YES if the weir contains a flap gate to prevent backflow. NO
Rating Curve Method of defining a flow (Q) as a function of freeboard depth or head (y) across the outlet. *Functional_Depth
Inflow Rating Curve Check on this box means the rating curve of this outlet link will be obtained from the assigned manhole inflow rating curve tool.
Coefficient Coefficient (A) – for the functional relationship between depth or head and flow rate. 10
Exponent Exponent (B) – used for the functional relationship between depth or head and flow rate. 0.5

Different types of rating curves are available.