PSN-L Email List Message

Subject: Re: Honduras Quake 5/28/09
From: Brett Nordgren brett3nt@.............
Date: Thu, 28 May 2009 17:26:29 -0400

Hi Gary,

Are they slow - 20 second period or so?  Sounds like the surface waves to 
me.  Fifteen minutes is about what we saw from the first P wave to the 
beginning of the surface waves.


At 02:07 PM 5/28/2009 -0700, you wrote:

>That quake really came in strong on my Lehman. But I have a question, 
>about 15 minutes after the P and S wave, the amplitude of the response 
>just explodes. What are we seeing here, how do I explain this to others.


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