The purpose of this page is to define flood-related erosion, a commonly used term in floodplain management. To explore other common floodplain management terms access the NFIP Policy Index.
Definition/Description
The collapse or subsidence of land along the shore of a lake or other body of water as a result of undermining caused by waves or currents of water exceeding anticipated cyclical levels or suddenly caused by an unusually high water level in a natural body of water, accompanied by a severe storm, or by an unanticipated force of nature, such as a flash flood or an abnormal tidal surge, or by some similarly unusual and unforeseeable event which results in flooding.
NFIP Requirement
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Last Updated:
04/27/2016 - 15:15