Moderate mag. 4.6 earthquake - North Pacific Ocean, 1021 km south of Tokyo, Japan, on Wednesday, 22 December 2010 at 05:21 (GMT)
Moderate magnitude 4.6 earthquake at 10 km depth
Magnitude: 4.6
Depth: 10.0 km
Epicenter latitude / longitude: 27.086°N / 143.439°E
(North Pacific Ocean, Japan)Nearest volcano: unnamed (148 km / 92 mi)
Nearby towns and cities:
1021 km (634 mi) SSE of Tokyo (pop: 8,336,600) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 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.
| Magnitude | Depth | Location | Source |
| M 4.6 | 10 km | Bonin Islands, Japan region | USGS |
User reports for this quake
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Earlier earthquakes in the same area
Moderate mag. 4.6 earthquake - North Pacific Ocean, 1021 km south of Tokyo, Japan, on Wednesday, 22 December 2010 at 05:21 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
