Moderate mag. 4.9 earthquake - North Pacific Ocean, 988 km south of Tokyo, Japan, on Tuesday, 8 February 2011 at 17:13 (GMT)
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Séisme modéré magnitude 4.9 at 7 km depth
Date & time: 8 Feb 2011 17:13:59 UTC
Profondeur: 7.4 km
Epicenter latitude / longitude: 27.3°N / 143.117°E (Océan Pacifique Nord, Japon)
Volcan le plus près: unnamed (188 km / 117 mi)
Nearby towns and cities:
988 km SSE de Tokyo (pop: 8,336,600) --> Voir les séismes à proximité!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.4 x 1012 joules (392 megawatt hours, equivalent to 338 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|M 4.9||7.4 km||Bonin Islands, Japan region||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.