Tokyo Still At Risk From Earthquake Aftershock

What do the Ansei-Nankai and Ansei-Tokai earthquakes of 1854 have in common with the 1944-1946 Tononkai and Nankai earthquakes in Japan?   They each suffered massive aftershocks shortly thereafter.    The Ansei-Nankai and Ansei-Tokai earthquakes were 8.4 magnitude and only 31 hours apart.  Worse, the aftershocks were nearly as bad. And the same scenario could apply this time, says UC Davis seismologist John Rundle, and Tokyo is at the most risk.  Friday's magnitude 9.0 temblor has been followed by hundreds of read more

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