摘要
2018年9月12日在陕西省汉中市宁强县与四川省广元市交界处(32.75°N,105.69°E)发生5.3级地震。现场调查结果表明,此次地震最高烈度为Ⅵ(6)度。Ⅵ度区等震线呈椭圆状,其长轴呈北东走向,主要涉及到陕西省和四川省广元市的13个乡镇。部分震区房屋建筑出现轻微破坏现象。这次地震的发震断层是龙门山断裂带中的青川断裂。
An earthquake with magnitude of M_S5.3 occurred on Sep.12,2018 in the border area between Ningqiang County,Shanxi Province and Guangyuan City, Sichuan Province. The on-site investigation shows that the maximum intensity of this earthquake event reaches Ⅵ degree. The isoseismal is generally in elliptic shape with long axis trending near NE direction. The area of Ⅵ degree includes the 13 towns of the Shanxi and Sichuan Provinces. A part of buildings in the area were Slightly damaged by this earthquake. The Qingchuan fault of the Longmenshan fault zone is the seismogenic structure for this earthquake event.
作者
何玉林
格桑扎西
王明明
罗安元
宴金旭
龙建宇
HE Yulin;GESANG Zaxi;Wang Mingming;LUO Anyuan;YAN Jinxv;LONG Jianyu(Sichuan Earthquake Agency,Sichuan Chengdu 610041,China)
出处
《四川地震》
2019年第2期27-30,共4页
Earthquake Research in Sichuan
基金
四川省地震局地震风险评估创新团队(201802)
关键词
地震烈度
震害特征
发震构造
陕西宁强5.3级地震
seismic intensity
seismic disaster feature
seismogenic structure
Shanxi Ningqiang M_S5.3 earthquake
