M2.1 - 14km SSW of Fairfield Bay, Arkansas (BETA) 2014-04-20 05:45:52 UTC


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Location and Magnitude contributed by: New Madrid Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 2.1 md ± 0.20
Location 35.475°N, 92.336°W ± 1.1 km
Depth 3.8 km ± 2.1 km
Number of Stations Used 12
Number of Phases Used 18
Minimum Distance 5.0 km (0.04°)
Travel Time Residual 0.21 sec
Azimuthal Gap 104°
Review Status MANUAL
Event ID nm042014a
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions