上栗县“2014.5.25特大暴雨”与“2008.5.28特大暴雨”影响对比分析

摘要

上栗县2008~2014年相隔6年发生两次历史罕见的特大暴雨，2014年特大暴雨比2008年特大暴雨小58.4mm，而栗水河洪峰水位反而高0.23m，受灾群众之多和受灾程度之重也远超出上次。本文通过实地沿河调查、测量洪痕、降雨洪水分析计算对两次特大暴雨进行影响对比分析。%Two rare torrential rain took place in Shangli county from 2008 to 2014.The rainfall amount of 2014 torrential rain is smaller 58.4mm than 2008 torrential rain but water level of flood peak is higher 0.23m.And the mass who suffered flood disaster on May 25 2014 is more than 2008.5.28 and the extent which suffered flood disaster is more serious than 2008.5.28.Based on field investigation and flood mark measurement and analysis and calculation of rainfall and flood, two torrential rain are compared and analyzed in this paper.