M1.7 - 13km SSW of Fairfield Bay, Arkansas (BETA) 2014-04-20 11:13:00 UTC


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Location and Magnitude contributed by: New Madrid Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.7 md ± 0.20
Location 35.479°N, 92.333°W ± 1.5 km
Depth 2.8 km ± 1.7 km
Number of Stations Used 11
Number of Phases Used 14
Minimum Distance 5.0 km (0.04°)
Travel Time Residual 0.19 sec
Azimuthal Gap 104°
Review Status MANUAL
Event ID nm042014c
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions