PSN-L Email List Message
Subject: Re: quake
From: "Thomas Dick" dickthomas01@.............
Date: Fri, 18 Apr 2008 11:08:38 -0500
> There just was an aftershock now, emsc says it is M 4.5. See here,
> http://www.emsc-csem.org/index.php?page=current&sub=detail&id=84013 (might
> be outdated soon)
>
>Here in Indiana, before this last quake the FFT for 20 seconds just before
>dropped to below one from over 10 before the first quake in the frequencies
>of .06 to .3 Hz
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