M2.1 - 4km E of Ridgely, Tennessee (BETA) 2013-12-31 14:57:13 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 36.257°N, 89.444°W ± 0.5 km
Depth 0.4 km ± 0.2 km
Number of Stations Used 17
Number of Phases Used 27
Minimum Distance 4.0 km (0.04°)
Travel Time Residual 0.11 sec
Azimuthal Gap 54°
Review Status MANUAL
Event ID nm60068266
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions