South Carolina Earthquakes - 3 in one week

I am just posting this, because the frequency of these quakes is a bit unusual for this particular area of the southeast. http://www.wltx.com/news/article/196063/2/Three-SC-Earthquakes-in-a-Week-A-Warning Here are few more links regarding recent earthquakes in other areas.. http://campbell.patch.com/articles/earthquake-recap-five-quakes-hit-santa-clara-county-5075eae5 http://www.kcby.com/news/local/6-Pacific-quakes-in-7-days-off-Gold-Beach-164450686.html