Very strong mag. 6.2 earthquake - North Pacific Ocean, 92 mi southwest of Unalaska, Aleutians West (CA) County, Alaska, USA, on Fri, 10 Aug 2012 09:37

Very strong mag. 6.2 earthquake - North Pacific Ocean, 92 mi southwest of Unalaska, Aleutians West (CA) County, Alaska, USA, on Fri, 10 Aug 2012 09:37

Very strong magnitude 6.2 earthquake at 13 km depth

Date & time: 10 Aug 2012 18:37:42 UTC
Local time at epicenter: Fri, 10 Aug 2012 09:37
Magnitude: 6.2
Depth: 12.9 km
Epicenter latitude / longitude: 52.6583°N / 167.425°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Okmok (96 km / 60 mi)
Nearby towns and cities:
102 km (63 mi) ESE of Nikolski (pop: 18) --> See nearby quakes!
148 km (92 mi) SSW of Unalaska (pop: 4,490) --> See nearby quakes!
197 km (123 mi) SW of Akutan (pop: 1,040) --> See nearby quakes!
360 km (223 mi) SW of False Pass (pop: 40) --> See nearby quakes!
417 km (259 mi) SW of Cold Bay (pop: 123) --> See nearby quakes!
428 km (266 mi) SW of King Cove (pop: 1,010) --> See nearby quakes!
548 km (341 mi) SW of Nelson Lagoon (pop: 52) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.3 x 1014 joules (35 gigawatt hours, equivalent to 30089 tons of TNT or 1.9 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 6.213 km102km ESE of Nikolski, AlaskaUSGS
M 5.810 kmFOX ISLANDS, ALEUTIAN ISLANDSEMSC
M 6.110 kmFox Islands, Aleutian IslandsGFZ
M 6.213 kmFox Islands, Aleutian Islands, AlaskaGeoAu
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.
shake map
(shakemap: 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 (81 quakes):
  • 05 Feb 2013 19:49 UTC
    | M 2.5 |
    39.1 km (24.3 mi) depth
    |
    72 km (45 mi) distance
    | USGS | Details
  • 05 Feb 2013 00:53 UTC
    | M 2.2 |
    6.7 km (4.2 mi) depth
    |
    36 km (23 mi) distance
    | USGS | Details
  • 24 Jan 2013 21:16 UTC
    | M 2.6 |
    13.9 km (8.6 mi) depth
    |
    76 km (47 mi) distance
    | USGS | Details
  • 21 Jan 2013 16:34 UTC
    | M 4.3 |
    44.4 km (27.6 mi) depth
    |
    68 km (42 mi) distance
    | USGS | Details
  • 19 Jan 2013 06:49 UTC
    | M 2.7 |
    18.1 km (11.2 mi) depth
    |
    76 km (47 mi) distance
    | USGS | Details
  • 12 Jan 2013 23:24 UTC
    | M 2.6 |
    14.4 km (8.9 mi) depth
    |
    50 km (31 mi) distance
    | USGS | Details
  • 23 Dec 2012 23:41 UTC
    | M 4.2 |
    48.6 km (30.2 mi) depth
    |
    71 km (44 mi) distance
    | USGS | Details
  • 22 Dec 2012 18:30 UTC
    | M 2.0 |
    25.3 km (15.7 mi) depth
    |
    74 km (46 mi) distance
    | USGS | Details
  • 16 Dec 2012 12:22 UTC
    | M 2.3 |
    28.2 km (17.5 mi) depth
    |
    34 km (21 mi) distance
    | USGS | Details
  • 16 Dec 2012 09:17 UTC
    | M 4.6 |
    21.3 km (13.2 mi) depth
    |
    25 km (16 mi) distance
    | USGS | Details
  • 15 Dec 2012 16:41 UTC
    | M 2.3 |
    19.8 km (12.3 mi) depth
    |
    59 km (37 mi) distance
    | USGS | Details
  • 11 Dec 2012 01:33 UTC
    | M 2.8 |
    146.3 km (90.9 mi) depth
    |
    69 km (43 mi) distance
    | USGS | Details
  • 10 Dec 2012 05:50 UTC
    | M 2.7 |
    5 km (3.1 mi) depth
    |
    70 km (44 mi) distance
    | USGS | Details
  • 03 Dec 2012 19:50 UTC
    | M 2.1 |
    26.2 km (16.3 mi) depth
    |
    36 km (22 mi) distance
    | USGS | Details
  • 03 Dec 2012 19:08 UTC
    | M 2.0 |
    11.7 km (7.3 mi) depth
    |
    52 km (32 mi) distance
    | USGS | Details
  • 10 Nov 2012 21:47 UTC
    | M 3.0 |
    4.6 km (2.9 mi) depth
    |
    29 km (18 mi) distance
    | USGS | Details
  • Show all

Earlier earthquakes in the same area

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