M 3.5 - 0 km N of Greenbrier, Arkansas
- 2011-03-03 15:55:24 (UTC)
- 35.241°N 92.389°W
- 6.6 km depth
ShakeMap
- The data below are the most preferred data available
- The data below have NOT been reviewed by a scientist.
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Earthquake Hazards Program
- In cooperation with:
- NM
