It seems to me that deep quakes
are not as good at producing
visible after shocks.

wasn't that quake > 200km deep ?


----- Original Message ----- 
From: 
To: 
Sent: Saturday, August 14, 2010 12:22 PM
Subject: After Shocks


> Hello All,
> 
> I am just new to this "sport" of seismology and been having lots of fun watching earthquakes 
> on my seismometer come in from places near and far. I noticed that there have not been any 
> aftershocks from the M7.1 quake in Ecuador on Aug 12. 
> 
> All of the other large quakes that I have seen since I started watching quakes in the spring 
> have after shocks. Look at the Baja California quake from April, it is still having after shocks 
> from that one. The one in the Mariana Island region form yesterday has already had 
> numerous after shocks and a M6.3 just a litlle while ago.
> 
> Can someone out there tell me what the difference in this quake is that there have not been 
> after shocks compared to a "normal" quake with after shocks?
> 
> Thanks,
> 
> Jeff Zambory
> JZAB Calgary AB
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