Major magnitude. 7.3 earthquake - Bering Sea, 33 mi southeast of Seguam Island, Aleutians West County, Alaska, USA, on Friday, 24 June 2011 at 03:09 (GMT)

Major magnitude. 7.3 earthquake - Bering Sea, 33 mi southeast of Seguam Island, Aleutians West County, Alaska, USA, on Friday, 24 June 2011 at 03:09 (GMT)

Major magnitude 7.3 earthquake at 52 km depth

Date & time: 24 Jun 2011 03:09:39 UTC
Magnitude: 7.3
Depth: 52.0 km
Epicenter latitude / longitude: 52.05°N / 171.836°W (Bering Sea, Alaska, United States)
Nearest volcano: Seguam (55 km / 34 mi)
Nearby towns and cities:
162 km (101 mi) E of Atka (pop: 64) --> See nearby quakes!
224 km (139 mi) WSW of Nikolski (pop: 18) --> See nearby quakes!
329 km (205 mi) E of Adak (pop: 332) --> See nearby quakes!
409 km (254 mi) WSW of Unalaska (pop: 4,490) --> See nearby quakes!
466 km (290 mi) WSW of Akutan (pop: 1,040) --> See nearby quakes!
6999 km (4349 mi) NW of Washington (District of Columbia) (pop: 601,700) --> See nearby quakes!
6999 km (4349 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5.6 x 1015 joules (1562 gigawatt hours, equivalent to 1.3 x 106 tons of TNT or 84 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 7.352 kmFox Islands, Aleutian Islands, Alaska (USA)USGS
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 7.3 quake Bering Sea, 33 mi southeast of Seguam Island, Aleutians West County, Alaska, USA, 24 June 2011 03:09 GMT

More info
Recorded aftershocks, latest first (386 quakes):
  • 17 Jun 2013 08:00 UTC
    | M 4.3 |
    10 km (6.2 mi) depth
    |
    62 km (38 mi) distance
    | USGS | Details
  • 10 Jun 2013 04:44 UTC
    | M 4.6 |
    188.9 km (117.4 mi) depth
    |
    169 km (105 mi) distance
    | USGS | Details
  • 12 May 2013 20:06 UTC
    | M 5.7 |
    45 km (28 mi) depth
    |
    51 km (32 mi) distance
    | USGS | Details
  • 12 May 2013 20:06 UTC
    | M 5.0 |
    40 km (24.9 mi) depth
    |
    9 km (6 mi) distance
    | USGS | Details
  • 11 May 2013 00:59 UTC
    | M 4.2 |
    35.8 km (22.2 mi) depth
    |
    58 km (36 mi) distance
    | USGS | Details
  • 08 May 2013 08:08 UTC
    | M 4.5 |
    35.7 km (22.2 mi) depth
    |
    179 km (111 mi) distance
    | USGS | Details
  • 02 May 2013 22:53 UTC
    | M 3.5 |
    10 km (6.2 mi) depth
    |
    184 km (114 mi) distance
    | USGS | Details
  • 26 Apr 2013 16:17 UTC
    | M 3.3 |
    46 km (28.6 mi) depth
    |
    31 km (20 mi) distance
    | USGS | Details
  • 20 Apr 2013 04:37 UTC
    | M 3.4 |
    9.6 km (6 mi) depth
    |
    42 km (26 mi) distance
    | USGS | Details
  • 19 Apr 2013 19:43 UTC
    | M 4.1 |
    30.9 km (19.2 mi) depth
    |
    49 km (31 mi) distance
    | USGS | Details
  • 08 Apr 2013 14:36 UTC
    | M 3.8 |
    187.8 km (116.7 mi) depth
    |
    167 km (104 mi) distance
    | USGS | Details
  • 07 Apr 2013 06:27 UTC
    | M 3.4 |
    248.7 km (154.5 mi) depth
    |
    180 km (112 mi) distance
    | USGS | Details
  • 05 Apr 2013 11:05 UTC
    | M 3.8 |
    53.9 km (33.5 mi) depth
    |
    137 km (85 mi) distance
    | USGS | Details
  • 03 Apr 2013 08:26 UTC
    | M 4.0 |
    22.8 km (14.2 mi) depth
    |
    122 km (76 mi) distance
    | USGS | Details
  • 03 Apr 2013 07:29 UTC
    | M 4.1 |
    37.5 km (23.3 mi) depth
    |
    96 km (60 mi) distance
    | USGS | Details
  • 26 Mar 2013 11:20 UTC
    | M 3.3 |
    30.3 km (18.8 mi) depth
    |
    139 km (87 mi) distance
    | USGS | Details
    • Show all

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Earlier earthquakes in the same area

Major magnitude. 7.3 earthquake - Bering Sea, 33 mi southeast of Seguam Island, Aleutians West County, Alaska, USA, on Friday, 24 June 2011 at 03:09 (GMT)
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