Strong mag. 5.0 earthquake - North Pacific Ocean, 995 km south of Tokyo, Japan, on Saturday, 1 January 2011 at 00:02 (GMT)

Strong mag. 5.0 earthquake - North Pacific Ocean, 995 km south of Tokyo, Japan, on Saturday, 1 January 2011 at 00:02 (GMT)

Strong magnitude 5.0 earthquake at 10 km depth

Date & time: 1 Jan 2011 00:02:31 UTC
Magnitude: 5
Depth: 10.0 km
Epicenter latitude / longitude: 27.247°N / 143.166°E (North Pacific Ocean, Japan)
Nearest volcano: unnamed (180 km / 112 mi)
Nearby towns and cities:
995 km (618 mi) SSE of Tokyo (pop: 8,336,600) --> 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
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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 5.010 kmBonin Islands, Japan regionUSGS
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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Aftershocks

More info
Recorded aftershocks, latest first (27 quakes):
  • 15 Feb 2011 17:38 UTC
    | M 4.4 |
    24.4 km (15.2 mi) depth
    |
    8 km (5 mi) distance
    | USGS | Details
  • 12 Feb 2011 00:05 UTC
    | M 5.0 |
    16.6 km (10.3 mi) depth
    |
    13 km (8 mi) distance
    | USGS | Details
  • 11 Feb 2011 23:59 UTC
    | M 5.1 |
    10 km (6.2 mi) depth
    |
    12 km (7 mi) distance
    | USGS | Details
  • 11 Feb 2011 16:21 UTC
    | M 4.5 |
    10 km (6.2 mi) depth
    |
    17 km (11 mi) distance
    | USGS | Details
  • 09 Feb 2011 20:06 UTC
    | M 4.7 |
    12 km (7.5 mi) depth
    |
    10 km (6 mi) distance
    | USGS | Details
  • 09 Feb 2011 11:29 UTC
    | M 5.0 |
    10 km (6.2 mi) depth
    |
    10 km (6 mi) distance
    | USGS | Details
  • 08 Feb 2011 17:48 UTC
    | M 4.3 |
    14.3 km (8.9 mi) depth
    |
    16 km (10 mi) distance
    | USGS | Details
  • 08 Feb 2011 17:13 UTC
    | M 4.9 |
    7.4 km (4.6 mi) depth
    |
    8 km (5 mi) distance
    | USGS | Details
  • 08 Feb 2011 16:42 UTC
    | M 5.3 |
    10 km (6.2 mi) depth
    |
    6 km (4 mi) distance
    | USGS | Details
  • 08 Feb 2011 15:55 UTC
    | M 4.6 |
    18.7 km (11.6 mi) depth
    |
    12 km (8 mi) distance
    | USGS | Details
  • 08 Feb 2011 15:50 UTC
    | M 5.0 |
    10 km (6.2 mi) depth
    |
    12 km (7 mi) distance
    | USGS | Details
  • 08 Feb 2011 15:18 UTC
    | M 4.6 |
    10 km (6.2 mi) depth
    |
    12 km (8 mi) distance
    | USGS | Details
  • 27 Jan 2011 10:24 UTC
    | M 4.9 |
    11.1 km (6.9 mi) depth
    |
    19 km (12 mi) distance
    | USGS | Details
  • 24 Jan 2011 21:26 UTC
    | M 4.6 |
    10 km (6.2 mi) depth
    |
    17 km (11 mi) distance
    | USGS | Details
  • 22 Jan 2011 10:41 UTC
    | M 4.6 |
    10 km (6.2 mi) depth
    |
    13 km (8 mi) distance
    | USGS | Details
  • 18 Jan 2011 02:30 UTC
    | M 4.5 |
    10 km (6.2 mi) depth
    |
    12 km (8 mi) distance
    | USGS | Details
    • Show all

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Earlier earthquakes in the same area

Strong mag. 5.0 earthquake - North Pacific Ocean, 995 km south of Tokyo, Japan, on Saturday, 1 January 2011 at 00:02 (GMT)
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