Flash floods are a type of special large floods occur suddenly on the mountain streams, Midlands maintained in a short time and it is threatening people by drawing flow have high solids and devastating. Flash floods often occur in the small mountain streams, there is a large slope, facing the basin suffered weathering strong, poor texture. Flash floods often occur in a short time (3-6), at night and in the early morning, during the flood season. Currently not capable of prediction are flash floods.
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