Strong mag. 6.0 earthquake - North Pacific Ocean, 494 km northeast of Tokyo, Japan, on Friday, 11 March 2011 at 19:02 (GMT)

Strong mag. 6.0 earthquake  - North Pacific Ocean, 494 km northeast of Tokyo, Japan, on Friday, 11 March 2011 at 19:02 (GMT)

Strong magnitude 6.0 earthquake at 27 km depth

Date & time: 11 Mar 2011 19:02:59 UTC
Magnitude: 6
Depth: 27.1 km
Epicenter latitude / longitude: 39.342°N / 142.872°E (North Pacific Ocean, Japan)
Nearest volcano: Iwate (170 km / 106 mi)
Nearby towns and cities:
80 km (50 mi) E of Yamada (Shimohei-gun) (pop: 20,100) --> See nearby quakes!
84 km (52 mi) E of Ōtsuchi (Kamihei-gun) (pop: 16,500) --> See nearby quakes!
87 km (54 mi) E of Kamaishi (pop: 43,100) --> See nearby quakes!
87 km (54 mi) ESE of Miyako (pop: 51,700) --> See nearby quakes!
104 km (65 mi) ENE of Ōfunato (pop: 35,400) --> See nearby quakes!
115 km (72 mi) E of Tōno (pop: 26,800) --> See nearby quakes!
151 km (94 mi) E of Kitakami (pop: 93,900) --> See nearby quakes!
153 km (95 mi) ESE of Morioka (pop: 295,200) --> See nearby quakes!
494 km (307 mi) NNE of Tokyo (pop: 8,336,600) --> See nearby quakes!
520 km (323 mi) NNE of Yokohama (pop: 3,574,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) 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 6.027 kmnear 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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Aftershocks of the 6.0 quake North Pacific Ocean, 494 km northeast of Tokyo, Japan, 11 March 2011 19:02 GMT

More info
Recorded aftershocks, latest first (292 quakes):
  • 04 Sep 2011 07:01 UTC
    | M 4.4 |
    51.6 km (32.1 mi) depth
    |
    55 km (34 mi) distance
    | USGS | Details
  • 02 Sep 2011 04:08 UTC
    | M 4.6 |
    47.3 km (29.4 mi) depth
    |
    61 km (38 mi) distance
    | USGS | Details
  • 01 Sep 2011 22:52 UTC
    | M 4.3 |
    35 km (21.7 mi) depth
    |
    28 km (17 mi) distance
    | USGS | Details
  • 30 Aug 2011 09:07 UTC
    | M 4.7 |
    31.4 km (19.5 mi) depth
    |
    60 km (37 mi) distance
    | USGS | Details
  • 10 Aug 2011 04:29 UTC
    | M 4.5 |
    58.9 km (36.6 mi) depth
    |
    51 km (31 mi) distance
    | USGS | Details
  • 03 Aug 2011 23:51 UTC
    | M 4.6 |
    48.5 km (30.1 mi) depth
    |
    44 km (27 mi) distance
    | USGS | Details
  • 31 Jul 2011 08:46 UTC
    | M 4.6 |
    60.4 km (37.5 mi) depth
    |
    60 km (38 mi) distance
    | USGS | Details
  • 30 Jul 2011 12:08 UTC
    | M 4.4 |
    44 km (27.3 mi) depth
    |
    20 km (12 mi) distance
    | USGS | Details
  • 28 Jul 2011 16:50 UTC
    | M 5.2 |
    47.8 km (29.7 mi) depth
    |
    54 km (34 mi) distance
    | USGS | Details
  • 28 Jul 2011 14:16 UTC
    | M 4.2 |
    35 km (21.7 mi) depth
    |
    37 km (23 mi) distance
    | USGS | Details
  • 25 Jul 2011 21:33 UTC
    | M 4.9 |
    11.5 km (7.1 mi) depth
    |
    43 km (26 mi) distance
    | USGS | Details
  • 21 Jul 2011 01:03 UTC
    | M 5.1 |
    28.9 km (18 mi) depth
    |
    60 km (37 mi) distance
    | USGS | Details
  • 13 Jul 2011 04:10 UTC
    | M 4.5 |
    44.2 km (27.5 mi) depth
    |
    60 km (37 mi) distance
    | USGS | Details
  • 11 Jul 2011 20:13 UTC
    | M 4.5 |
    47.4 km (29.5 mi) depth
    |
    49 km (31 mi) distance
    | USGS | Details
  • 11 Jul 2011 15:42 UTC
    | M 4.8 |
    20.1 km (12.5 mi) depth
    |
    59 km (37 mi) distance
    | USGS | Details
  • 04 Jul 2011 04:15 UTC
    | M 4.4 |
    42.8 km (26.6 mi) depth
    |
    49 km (30 mi) distance
    | USGS | Details
  • Show all

Earlier earthquakes in the same area

Strong mag. 6.0 earthquake - North Pacific Ocean, 494 km northeast of Tokyo, Japan, on Friday, 11 March 2011 at 19:02 (GMT)
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