Moderate mag. 5.1 earthquake - North Pacific Ocean, 1075 km south of Tokyo, Japan, on Sunday, 23 January 2011 at 22:51 (GMT)
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Moderate magnitude 5.1 earthquake at 14 km depth
Depth: 13.8 km
Epicenter latitude / longitude: 26.662°N / 143.725°E (North Pacific Ocean, Japan)
Nearest volcano: unnamed (96 km / 60 mi)
Nearby towns and cities:
1075 km (668 mi) SSE of Tokyo (pop: 8,336,600) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.8 x 1012 joules (783 megawatt hours, equivalent to 674 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 5.1||14 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.
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Aftershocks of the 5.1 quake North Pacific Ocean, 1075 km south of Tokyo, Japan, 23 January 2011 22:51 GMT
More infoRecorded aftershocks, latest first (4 quakes):
- 19 Feb 2011 14:21 UTC| M 4.8 |10 km (6.2 mi) depth|15 km (9 mi) distance| USGS | Details
- 18 Feb 2011 15:35 UTC| M 4.3 |10 km (6.2 mi) depth|4 km (2 mi) distance| USGS | Details
- 18 Feb 2011 08:03 UTC| M 4.9 |10 km (6.2 mi) depth|10 km (6 mi) distance| USGS | Details
- 15 Feb 2011 00:54 UTC| M 4.6 |10 km (6.2 mi) depth|13 km (8 mi) distance| USGS | Details