Tsunami hazard from the subduction megathrust of the South China Sea: Part I. Source characterization and the resulting tsunami

被引:90
作者
Megawati, Kusnowidjaja [1 ,2 ]
Shaw, Felicia [1 ]
Sieh, Kerry [2 ]
Huang, Zhenhua
Wu, Tso-Ren [3 ]
Lin, Yunung [4 ]
Tan, Soon Keat
Pan, Tso-Chien [1 ]
机构
[1] Nanyang Technol Univ, Sch Civil & Environm Engn, Protect Technol Res Ctr, Singapore 639798, Singapore
[2] Nanyang Technol Univ, Earth Observ Singapore, Singapore 639798, Singapore
[3] Natl Cent Univ, Grad Inst Hydrol & Ocean Sci, Tao Yuan, Taiwan
[4] CALTECH, Div Geol & Planetary Sci, Pasadena, CA 91125 USA
关键词
South China Sea megathrust; Manila trench; Tsunami; Rupture model; Singapore; Southeast Asia; CRUSTAL DEFORMATION; EARTHQUAKE; LUZON; PHILIPPINES; CONSTRAINTS; SUMATRA; SLIP;
D O I
10.1016/j.jseaes.2008.11.012
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
The subduction megathrust under the Manila Trench has been accumulating strain over a period of 440 years or more, and could be the source for a giant earthquake of M-w similar to 9. We present a plausible earthquake rupture model constructed from seismic and geodetic data, together with hydrodynamic simulations of the potential tsunami with COMCOT (COrnell Multi-grid Coupled Tsunami model). Results indicate that this megathrust poses a risk of devastating tsunami for the Philippines, Southern China, Vietnam and other population centers bordering the South China Sea. (C) 2008 Elsevier Ltd. All rights reserved.
引用
收藏
页码:13 / 20
页数:8
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