M1.9 - 14km NNW of Heber Springs, Arkansas (BETA) 2014-09-03 06:09:12 UTC


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Location and Magnitude contributed by: New Madrid Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.9 md ± 0.20
Location 35.607°N, 92.118°W ± 1.1 km
Depth 2.8 km ± 5.2 km
Number of Stations Used 11
Number of Phases Used 15
Minimum Distance 28.0 km (0.25°)
Travel Time Residual 0.37 sec
Azimuthal Gap 94°
Review Status MANUAL
Event ID nm090314a
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions