M1.9 - 9km SSE of Clinton, Arkansas (BETA) 2013-10-21 21:57:35 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 35.511°N, 92.437°W ± 1.1 km
Depth 4.0 km ± 7.9 km
Number of Stations Used 9
Number of Phases Used 13
Minimum Distance 17.0 km (0.15°)
Travel Time Residual 0.36 sec
Azimuthal Gap 115°
Review Status MANUAL
Event ID nm102213a
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions