Moderate mag. 5.1 earthquake - North Pacific Ocean, 986 km south of Tokyo, Japan, on Friday, 11 February 2011 at 23:59 (GMT)
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Moderate magnitude 5.1 earthquake at 10 km depth
Depth: 10.0 km
Epicenter latitude / longitude: 27.302°N / 143.064°E (North Pacific Ocean, Japan)
Nearest volcano: unnamed (192 km / 119 mi)
Nearby towns and cities:
986 km (613 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||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.
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Aftershocks of the 5.1 quake North Pacific Ocean, 986 km south of Tokyo, Japan, 11 February 2011 23:59 GMT
More infoRecorded aftershocks, latest first (3 quakes):
- 04 Apr 2011 16:37 UTC| M 4.6 |23.8 km (14.8 mi) depth|19 km (12 mi) distance| USGS | Details
- 15 Feb 2011 17:38 UTC| M 4.4 |24.4 km (15.2 mi) depth|7 km (4 mi) distance| USGS | Details
- 12 Feb 2011 00:05 UTC| M 5.0 |16.6 km (10.3 mi) depth|12 km (7 mi) distance| USGS | Details