基于数值归一法的廊坊市干旱灾害危险性评估  

Risk assessment of drought disaster by numerical normalization method of Langfang City

作　　者：刘英才 LIU Yingcai(Hebei Hydrological Survey and Research Center,Langfang 065000,China)

机构地区：[1]河北省廊坊水文勘测研究中心,河北廊坊065000

出　　处：《水科学与工程技术》2023年第2期40-42,共3页Water Sciences and Engineering Technology

摘　　要：通过对廊坊市各县级行政区多年平均水资源量及水资源负异常指数归一化处理,对各县级行政区综合危险性指数进行判断,进而进行危险性等级划分。最终结论为三河市、香河县的干旱灾害危险性等级为低风险,大厂回族自治县、广阳区、永清县、固安县的干旱灾害危险性等级为中低风险,安次区、霸州市、文安县、大城县的干旱灾害危险性等级为中高风险。By nonnalizing the average annual water resources and the negative anomaly index of water resources in each county-level administrative region of Langfang City,the author judges the comprehensive risk index of each county-level administrative region,and then classifies the risk level.The final conclusion is that Sanhe City and Xianghe County are at low risk of drought disaster.Dachang Hui Autonomous County,Guangyang District,Yongqing County and GtTari County are at medium-low risk of drought disaster.Anci District,Bazhou City,Wenzan County and Dacheng County are at medium-high risk of drought disaster.

关 键 词：干旱灾害 危险性 评估 

分 类 号：TV213.4[水利工程—水文学及水资源] TV882.1