M2.0 - 22km N of Morrilton, Arkansas (BETA) 2014-01-03 19:18:39 UTC


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Location and Magnitude contributed by: New Madrid Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 2.0 md ± 0.20
Location 35.356°N, 92.725°W ± 1.5 km
Depth 2.1 km ± 1.5 km
Number of Stations Used 10
Number of Phases Used 14
Minimum Distance 15.0 km (0.13°)
Travel Time Residual 0.12 sec
Azimuthal Gap 169°
Review Status MANUAL
Event ID nm010314b
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions