Mag. 4.7 earthquake - Off the East Coast of Honshu, Japan, on Thursday, 12 May 2011 at 09:46 (GMT)

Mag. 4.7 earthquake  - Off the East Coast of Honshu, Japan, on Thursday, 12 May 2011 at 09:46 (GMT)

Light magnitude 4.7 earthquake at 34 km depth

Date & time: 12 May 2011 09:46:36 UTC###AGESTRINGCOPY###
Magnitude: 4.7
Depth: 34.1 km
Epicenter latitude / longitude: 39.696°N / 143.339°E (Japan)
Nearest volcano: Nanashigure (195 km / 121 mi)
Nearby towns and cities:
120 km (74 mi) E of Miyako (pop: 51,700)
122 km (76 mi) ENE of Yamada (Shimohei-gun) (pop: 20,100)
129 km (80 mi) ENE of Ōtsuchi (Kamihei-gun) (pop: 16,500)
135 km (84 mi) ENE of Kamaishi (pop: 43,100)
180 km (112 mi) ESE of Hachinohe (pop: 239,000)
187 km (116 mi) E of Morioka (pop: 295,200)
410 km (255 mi) SSE of Sapporo (pop: 1,883,000)
549 km (341 mi) NE of Tokyo (pop: 8,336,600)
Primary data source: USGS
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 tons of TNT) More info
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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.
MagnitudeDepthLocationSource
M 4.734 kmoff the east coast of Honshu, JapanUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Earlier earthquakes in the same area

Mag. 4.7 earthquake - Off the East Coast of Honshu, Japan, on Thursday, 12 May 2011 at 09:46 (GMT)
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