The level at which stream discharge can begin to spill out of the channel into the surrounding area is termed
A) stream flow.
B) flood stage.
C) bankfull discharge.
D) hydrologic control.
E) base flow.

Question

Quizplus · Accepted Answer

Flood stage is the level at which stream discharge exceeds the capacity of the channel and spills out into the surrounding area, causing flooding. Bankfull discharge refers to the point at which a stream channel is completely filled with water, but not yet overflowing. Stream flow, hydrologic control, and base flow do not specifically refer to this threshold level of flooding.

The Level at Which Stream Discharge Can Begin to Spill