M1.1 - 6km ESE of Portageville, Missouri (BETA) 2014-04-21 07:26:05 UTC


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Location and Magnitude contributed by: New Madrid Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.1 md ± 0.20
Location 36.400°N, 89.628°W ± 0.5 km
Depth 12.8 km ± 1.0 km
Number of Stations Used 19
Number of Phases Used 34
Minimum Distance 3.0 km (0.03°)
Travel Time Residual 0.04 sec
Azimuthal Gap 54°
Review Status MANUAL
Event ID nm042114b
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions