Flood, river bank and coastal erosion, aeolian hazards are typical geomorphological hazards in the study area. The classification of hazard degree is of special significance in hazard studies. It has been implemented on the basis of current status and control factors to the hazards. Commonly, these hazard degrees can be combined with vulnerabilities of elements at risks to assess the risks. Those classification and assessments are the basis for giving various measures to reduce the damages caused by these phenomena, that is one of major tasks of environmental management.