Moderate mag. 5.7 earthquake - Off the East Coast of Honshu, Japan, on Friday, 16 September 2011 at 20:11 (GMT)

Moderate mag. 5.7 earthquake  - Off the East Coast of Honshu, Japan, on Friday, 16 September 2011 at 20:11 (GMT)

Moderate magnitude 5.7 earthquake at 35 km depth

Date & time: 16 Sep 2011 08:11:16 UTC###AGESTRINGCOPY###
Magnitude: 5.7
Depth: 35.0 km
Epicenter latitude / longitude: 40.235°N / 143.24°E (Japan)
Nearest volcano: Osore-yama (180 km / 112 mi)
Nearby towns and cities:
129 km (80 mi) ENE of Miyako (Iwate) (pop: 51,700)
150 km (93 mi) E of Hachinohe (Aomori) (pop: 239,000)
158 km (98 mi) NE of Kamaishi (Iwate) (pop: 43,100)
164 km (102 mi) ESE of Misawa (Aomori) (pop: 42,800)
184 km (114 mi) NE of Ōfunato (pop: 35,400)
188 km (117 mi) ENE of Morioka (Iwate) (pop: 295,200)
594 km (369 mi) NNE of Tokyo (pop: 8,336,600)
620 km (385 mi) NNE of Yokohama (Kanagawa) (pop: 3,574,400)
Primary data source: USGS
Estimated released energy: 2.2 x 1013 joules (6.22 gigawatt hours, equivalent to 5351 tons of TNT or 0.3 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 5.735 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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Aftershocks of the 5.7 quake Off the East Coast of Honshu, Japan, 16 September 20:11 UTC

More info
Recorded aftershocks, latest first (21 quakes):
  • 23 Oct 2011 21:11 UTC
    | M 4.7 |
    26.4 km (16.4 mi) depth
    |
    40 km (25 mi) distance
    | USGS | Details
  • 30 Sep 2011 05:09 UTC
    | M 4.9 |
    37.7 km (23.4 mi) depth
    |
    38 km (23 mi) distance
    | USGS | Details
  • 23 Sep 2011 01:02 UTC
    | M 4.3 |
    35 km (21.7 mi) depth
    |
    19 km (12 mi) distance
    | USGS | Details
  • 18 Sep 2011 20:05 UTC
    | M 4.2 |
    35 km (21.7 mi) depth
    |
    13 km (8 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    14204 km (8826 mi) distance
    | | Details
  • 17 Sep 2011 21:05 UTC
    | M 4.3 |
    46.7 km (29 mi) depth
    |
    7 km (4 mi) distance
    | USGS | Details
  • 17 Sep 2011 17:54 UTC
    | M 5.2 |
    22.1 km (13.7 mi) depth
    |
    2 km (1 mi) distance
    | USGS | Details
  • 17 Sep 2011 11:16 UTC
    | M 4.6 |
    36.9 km (22.9 mi) depth
    |
    15 km (10 mi) distance
    | USGS | Details
  • 17 Sep 2011 08:24 UTC
    | M 4.7 |
    52.9 km (32.9 mi) depth
    |
    32 km (20 mi) distance
    | USGS | Details
  • 17 Sep 2011 07:33 UTC
    | M 5.3 |
    30 km (18.6 mi) depth
    |
    33 km (20 mi) distance
    | USGS | Details
  • 17 Sep 2011 01:18 UTC
    | M 4.7 |
    35.7 km (22.2 mi) depth
    |
    9 km (5 mi) distance
    | USGS | Details
  • 17 Sep 2011 00:21 UTC
    | M 4.2 |
    27.2 km (16.9 mi) depth
    |
    29 km (18 mi) distance
    | USGS | Details
  • 16 Sep 2011 22:40 UTC
    | M 5.7 |
    37.7 km (23.4 mi) depth
    |
    8 km (5 mi) distance
    | USGS | Details
  • 16 Sep 2011 22:20 UTC
    | M 4.2 |
    39.7 km (24.7 mi) depth
    |
    11 km (7 mi) distance
    | USGS | Details
  • 16 Sep 2011 22:06 UTC
    | M 4.1 |
    47.2 km (29.3 mi) depth
    |
    30 km (19 mi) distance
    | USGS | Details
  • 16 Sep 2011 21:46 UTC
    | M 4.3 |
    24.7 km (15.3 mi) depth
    |
    15 km (9 mi) distance
    | USGS | Details
  • Show all

Earlier earthquakes in the same area

Moderate mag. 5.7 earthquake - Off the East Coast of Honshu, Japan, on Friday, 16 September 2011 at 20:11 (GMT)
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