Simulation of near-source ground motion during the 1995 Hyogo-ken Nanbu earthquake

by 3D FDM using a source model obtained by the waveform inversion and 3D velocity structure estimated from the results of seismic prospectings.

[Upper] Area of JMA intensity 7 (Digitized by Koketsu, 1996)
[Middle] Distribution of maximum amplitude of synthesized horizontal ground velocity. A band shaped area of strong ground motion is seen in downtown Kobe city.
[Lower] Bedrock topography in the Kobe area and heterogeneous source process model used in the 3D modeling.
(Arben et al., 1997, Sekiguchi et al., 1996)