Estimation of tsunami hazard in New Zealand due to South American earthquakes

被引:59
作者
Power, William [1 ]
Downes, Gaye [1 ]
Stirling, Mark [1 ]
机构
[1] GNS Sci, Lower Hutt, New Zealand
关键词
tsunami; New Zealand; probabilistic; hazard model; Monte Carlo;
D O I
10.1007/s00024-006-0166-3
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
We develop a probabilistic model for estimating the tsunami hazard along the coast of New Zealand due to plate-interface earthquakes along the South American subduction zone. To do this we develop statistical and physical models for several stages in the process of tsunami generation and propagation, and develop a method for combining these models to produce hazard estimates using a Monte-Carlo technique. This process is largely analogous to that used for seismic hazard modelling, but is distinguished from it by the use of a physical model to represent the tsunami propagation, as opposed to the use of empirical attenuation models for probabilistic seismic hazard analysis.
引用
收藏
页码:547 / 564
页数:18
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