Moderate mag. 4.2 earthquake - North Pacific Ocean, 963 km southeast of Tokyo, Japan, on Tuesday, 22 February 2011 at 20:18 (GMT)
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Séisme modéré magnitude 4.2 at 10 km depth
Date & time: 22 Feb 2011 20:18:18 UTC
Profondeur: 10.0 km
Epicenter latitude / longitude: 27.609°N / 143.349°E (Océan Pacifique Nord, Japon)
Volcan le plus près: unnamed (199 km / 124 mi)
Nearby towns and cities:
963 km SSE de Tokyo (pop: 8,336,600) --> Voir les séismes à proximité!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.3 x 1011 joules (35 megawatt hours, equivalent to 30.1 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 4.2||10 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.