PSN-L Email List Message

Subject: Re: Earthquake at 110km depth ?!
From: Mark Robinson mark.robinson@...............
Date: Mon, 02 Jul 2007 02:09:21 +1200

Jón Frímann wrote:
> Hi all
> The SIL network of the Icelandic met office has detected something
> intresting, the automatic system shows a earthquake at 110km depth,
> where the crust is only ~30 km thick. This might be a error, but my
> station shows a event at that same time. If this earthquake gets
> confirmed at depth of more then 30km there must be something intresting
> be under the crust in my area.
> I did check for gloabl earthquake and I didn't see any event big enugh
> to create a false local earthquake, but that requires a mag 8.0+ less
> then 7700 km away from Iceland to do that.
> Any suggestion on what this is are welcomed.

Hi Jón,

You might be interested to look at this image:

It's a scattergram of earthquake locations mapped onto the earth's surface and 
a plot showing the depth of the quakes along a line perpendicular to the major 

I'm sure you'll be able to find similar plots for Iceland.


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