Moderate mag. 4.7 earthquake - North Pacific Ocean, 991 km south of Tokyo, Japan, on Wednesday, 9 February 2011 at 20:06 (GMT)
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Séisme modéré magnitude 4.7 at 12 km depth
Date & time: 9 Feb 2011 20:06:26 UTC
Profondeur: 12.0 km
Epicenter latitude / longitude: 27.311°N / 143.238°E (Océan Pacifique Nord, Japon)
Volcan le plus près: unnamed (180 km / 112 mi)
Nearby towns and cities:
991 km SSE de Tokyo (pop: 8,336,600) --> Voir les séismes à proximité!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 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 4.7||12 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.