Re: Mw 4.2 - shallow, 52 miles SW of St Louis, MO
Posted by Shalista on 6/8/2011, 1:13 am
I was watching something on Nat Geo about that some earthquakes end uo being man made through mining under cities.  The US being prominent in coal especial in the ohio and mississippi valley areas.
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Mw 4.2 - shallow, 52 miles SW of St Louis, MO - JAC, 6/7/2011, 5:02 am
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