梧州市洪灾特点与成因分析

梧州市的洪水主要来自当江，其次是桂江，洪灾主要发生在６～８月份，发生频率高。梧州水文站的洪水多数呈多峰形式，致使市区反复受淹，受淹时间长，因此洪灾危害面广，损失严重，且有逐年增加的趋势。本文在野外考察、地形图判读与资料分析的基础上，认为形成梧州市上述洪灾特点的主要原因应从梧州市的地理位置，梧州市区的地势、防洪工程，西江流域的气候因素、生态环境等方面分析。

The Analysis of Flood Disaster Characterisirics and Causes in Wuzhou City,Guangxi

The flood, Which occurs frequently from June to August each Year in Wuzhou City,originates in Xunjiang river mainly, and also Guijinng river. Due to the multiple peaks Pattern observed in Wuzhou hydrologic station, tba flood makes the urban districts drown book and forth for a long time, covering a large amount of area. The damage of the flood disaster has been increasing.On the basis of the analysis of topographic maps and data obtained from field works, this peper probes the causes of the flood disaster in wuzhou city and points out that a corrective answer only comes ban a analysis considering the location, terrain and flood control works of the city,Climatic factors and ecological environment of Xijiang river.