Have a look at this animation of the wave propagation

http://nctr.pmel.noaa.gov/honshu20110311/

(courtesy D. Beierl)

alistair

On 18-Mar-11, at 8:53 AM, Frank Grunthaner wrote:

> The magnitude of the disaster to befall the Japanese people has been
> shown to us through the news media with the many videos captured by
> eyewitness accounts. However, the massive scope of the impact of the
> energy released is shown by several of the images taken by NASA's
> earth observing satellites. In the following URL, you can see both
> in visible and infrared imaging the extent of the changes wrought in
> northern Japan. Using the search feature, you can compare this to
> recent other Tsunami and earthquake events. Although there are many
> of us on this planet, we are insignificant in contrast to the
> natural dynamics that shape and modify our earth.
>
> URL: http://www.jpl.nasa.gov/news/news.cfm?release=2011-081
>
> This is one of JPL's open access sites.
>
> Frank Grunthaner