Strong mag. 6.8 earthquake - 95km ESE of Atka, Alaska on Friday, 30 August 2013

Major magnitude 7.0 earthquake - Bering Sea, 26 mi south of Ikiginak Island, Aleutians West County, Alaska, USA, on Friday, August 30, 2013 04:25:02

Major magnitude 7.0 earthquake - Bering Sea, 26 mi south of Ikiginak Island, Aleutians West County, Alaska, USA, on Friday, August 30, 2013 04:25:02

Major magnitude 7.0 earthquake at 34 km depth

30 Aug 16:31 UTC: First to report: USGS after 6 minutes.
Date & time: 30 Aug 2013 16:25:02 UTC
Local time at epicenter: Friday, August 30, 2013 04:25:02
Magnitude: 7
Depth: 33.5 km
Epicenter latitude / longitude: 51.6096°N / 175.3611°W (Bering Sea, Alaska, United States)
Nearest volcano: Seguam (42 km / 26 mi)
Nearby towns and cities:
92 km (57 mi) ESE of Adak (pop: 332) --> See nearby quakes!
103 km (64 mi) SW of Atka (pop: 64) --> See nearby quakes!
466 km (290 mi) WSW of Nikolski (pop: 18) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2 x 1015 joules (554 gigawatt hours, equivalent to 4.8 x 105 tons of TNT or 29.8 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 7.034 km94km ESE of Adak, AlaskaUSGS
M 7.033 kmAndreanof Islands, Aleutian IslandsGFZ
M 6.910 kmANDREANOF ISLANDS, ALEUTIAN IS.EMSC
M 7.034 kmESE of Adak, AlaskaGeoAu

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 (605 quakes):
  • 01 Sep 2015 08:25 UTC
    | M 3.3 |
    43 km (26.7 mi) depth
    |
    24 km (15 mi) distance
    | USGS | Details
  • 31 Aug 2015 19:48 UTC
    | M 2.0 |
    25.6 km (15.9 mi) depth
    |
    56 km (35 mi) distance
    | USGS | Details
  • 29 Aug 2015 08:24 UTC
    | M 3.7 |
    16.9 km (10.5 mi) depth
    |
    74 km (46 mi) distance
    | USGS | Details
  • 28 Aug 2015 16:30 UTC
    | M 2.2 |
    27.2 km (16.9 mi) depth
    |
    168 km (104 mi) distance
    | USGS | Details
  • 28 Aug 2015 10:02 UTC
    | M 2.2 |
    9.8 km (6.1 mi) depth
    |
    53 km (33 mi) distance
    | USGS | Details
  • 27 Aug 2015 16:31 UTC
    | M 3.4 |
    40.2 km (25 mi) depth
    |
    61 km (38 mi) distance
    | USGS | Details
  • 27 Aug 2015 03:05 UTC
    | M 2.8 |
    44.9 km (27.9 mi) depth
    |
    146 km (91 mi) distance
    | USGS | Details
  • 26 Aug 2015 08:43 UTC
    | M 2.3 |
    25.6 km (15.9 mi) depth
    |
    165 km (103 mi) distance
    | USGS | Details
  • 26 Aug 2015 08:22 UTC
    | M 3.3 |
    23.3 km (14.5 mi) depth
    |
    59 km (36 mi) distance
    | USGS | Details
  • 25 Aug 2015 20:41 UTC
    | M 2.7 |
    41.2 km (25.6 mi) depth
    |
    110 km (68 mi) distance
    | USGS | Details
  • 25 Aug 2015 00:54 UTC
    | M 4.9 |
    10 km (6.2 mi) depth
    |
    10 km (6 mi) distance
    | GFZ | Details
  • 21 Aug 2015 17:38 UTC
    | M 2.6 |
    46.3 km (28.8 mi) depth
    |
    113 km (70 mi) distance
    | USGS | Details
  • 20 Aug 2015 23:18 UTC
    | M 4.0 |
    10 km (6.2 mi) depth
    |
    191 km (119 mi) distance
    | EMSC | Details
  • 19 Aug 2015 17:44 UTC
    | M 2.6 |
    17.8 km (11.1 mi) depth
    |
    58 km (36 mi) distance
    | USGS | Details
  • 18 Aug 2015 09:45 UTC
    | M 3.4 |
    25.2 km (15.7 mi) depth
    |
    13 km (8 mi) distance
    | USGS | Details
  • 17 Aug 2015 00:27 UTC
    | M 2.5 |
    208.4 km (129.5 mi) depth
    |
    86 km (53 mi) distance
    | USGS | Details
    • Show all

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Earlier earthquakes in the same area

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