M 2.6 - 1 km N of Greenbrier, Arkansas
- 2011-02-21 23:10:20 (UTC)
- 35.246°N 92.390°W
- 4.7 km depth
Did You Feel It?
Felt (III) at Greenbrier. Also felt at Damascus and Quitman.
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Earthquake Hazards Program
- In cooperation with:
- NM