M4.2 - 223km S of Hachijo-jima, Japan (BETA) 2014-03-23 00:46:38 UTC


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Location and Magnitude contributed by: USGS National Earthquake Information Center


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 4.2 mb ± 0.13
Location 31.073°N, 140.011°E Not Specified
Depth 144.7 km ± 7.3 km
Number of Stations Used Not Specified
Number of Phases Used 33
Minimum Distance 227.3 km (2.04°)
Travel Time Residual 0.64 sec
Azimuthal Gap 132°
Review Status MANUAL
Event ID usc000nlkm
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions