M 2.8 - 1 km ENE of Greenbrier, Arkansas
- 2011-04-23 19:32:41 (UTC)
- 35.238°N 92.374°W
- 7.0 km depth
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Earthquake Hazards Program
- In cooperation with:
- NM