M1.8 - 14km NNW of Greenbrier, Arkansas (BETA) 2014-07-22 20:54:55 UTC


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Location and Magnitude contributed by: New Madrid Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.8 md ± 0.20
Location 35.344°N, 92.467°W ± 1.2 km
Depth 3.2 km ± 1.4 km
Number of Stations Used 9
Number of Phases Used 14
Minimum Distance 6.0 km (0.05°)
Travel Time Residual 0.15 sec
Azimuthal Gap 94°
Review Status MANUAL
Event ID nm072314a
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions