Moderate mag. 5.0 earthquake - North Pacific Ocean, 1175 km south of Tokyo, Japan, on Friday, 20 April 2012 at 20:18 (GMT)
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Moderate magnitude 5.0 earthquake at 46 km depth
Depth: 45.9 km
Epicenter latitude / longitude: 25.447°N / 142.688°E (North Pacific Ocean, Japan)
Nearest volcano: Kita-Iwo-jima (141 km / 88 mi)
Nearby towns and cities:
1175 km (730 mi) SSE of Tokyo (pop: 8,336,600) --> See nearby quakes!
186 km (116 mi) SSE of Chichijima Island (pop: 2,000) --> See nearby quakes!
141 km (88 mi) E of San Alexander Island --> See nearby quakes!
157 km (97 mi) ENE of Iwo Jima Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2 x 1012 joules (554 megawatt hours, equivalent to 477 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 5.0||46 km||Volcano 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 5.0 quake North Pacific Ocean, 1175 km south of Tokyo, Japan, 20 April 2012 20:18 GMT
More infoRecorded aftershocks, latest first (1 quakes):
- 29 Apr 2012 15:45 UTC| M 4.9 |43.9 km (27.3 mi) depth|10 km (6 mi) distance| USGS | Details