Question

what was the smallest flood?

Answer 1

Answer:

Flooded meadow on the Halliste River, March 26th 2014; water level in Riisa 160 cm

Answer 2

Floodplains is the area of alluvial deposits found beside the river due to flooding and meandering .The flood brings a fine sands and silts along with it, gets deposited around the rivers in plain.Similary meanders erode away the valley slowly and create a wide valley floor, depositing alluvial, fine silt along the slopes.Over time this builds up into a large flood plain.  

 mark as brainlist