No, the area drained by a river is a river basin or drainage basin. The flood plain is in the lower valley reaches, where heavy rain can cause the river to flood, often bursting over flood defences, and for the water to flood over a large area.
It is the flood plain.
the flood plain
It is called the flood plain.
I assume you might be asking about the flood plain. The drainage basin is the very large area that feeds a river or stream. The flood plain is an area that is subject to flooding on a fairly normal basis. Building on the flood plain interrupts the natural pattern of flooding. The river will flood somewhere, the water has to go somewhere. if not on the natural flood plain perhaps in a city or town downstream.
The flood plain of a river is an area very near the river which floods regularly, generally every 1 to 2 years. The 100-year flood plain is a larger area which has a 1 in 100 chance of flooding in any given year. Over the long term this would average out to a flood every century.
A flood plain is a flat or gently sloping area near a river or stream that is prone to flooding. It forms when the river overflows its banks and deposits sediment on the adjacent land. Over time, this repeated flooding creates the flat surface of a flood plain.
It's called a 'flood plain'.
flood plain -by houston
A coastal plain is a streach of land along a seacoast which slopes down. In most cases it is an elevated part of the oceanfloor. A flood plain is the floor of river valley beyond the river bed. It is formed by mud, sand and silt
The flat, wide area along a river is called its flood plain. This is sometimes part of a larger area called the alluvial plain, which formed as the river shifted over time and deposited soil when it flooded.
The Amazon river floods every year from around february to June.