M 3.5 - 4 km NE of Black Rock, Arkansas
- 1994-08-20 10:45:45 (UTC)
- 36.140°N 91.063°W
- 9.9 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
