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Greenbrier, Arkansas earthquake swarm. February 18, 2011

The Kentucky Seismic and Strong-Motion Network recorded several earthquakes occurring Friday, February 18, 2011 near Greenbrier, Arkansas.   A sampling of the recorded earthquakes are shown in the graphic below and range in magnitude from M2.9 to M4.3. 

For more information on these events, see these websites:

http://earthquake.usgs.gov/earthquakes/recenteqsww/Quakes/nm1182.php#summary

http://folkworm.ceri.memphis.edu/recenteqs/Quakes/quakes0.html

http://earthquake.usgs.gov/earthquakes/recenteqsus/

The earthquakes were recorded by the Kentucky Seismic and Strong-Motion Network, operated jointly by the Kentucky Geological Survey and the Department of Earth and Environmental Sciences at the University of Kentucky.

 

 

 

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Last modified August 1, 2012 .