Strong mag. 5.5 earthquake - Bering Sea, 37 mi south of Ikiginak Island, Aleutians West County, Alaska, USA, on Friday, August 30, 2013 18:43:55
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Strong magnitude 5.5 earthquake at 28 km depth
31 Aug 07:10 UTC: First to report: USGS after 26 minutes.
Date & time: 31 Aug 2013 06:43:55 UTC
Local time at epicenter: Friday, August 30, 2013 18:43:55
Depth: 27.6 km
Epicenter latitude / longitude: 51.4693°N / 175.2424°W (Bering Sea, Alaska, United States)
Nearest volcano: Sergief (68 km / 42 mi)
Nearby towns and cities:
106 km (66 mi) ESE of Adak (pop: 332) --> See nearby quakes!
108 km (67 mi) SW of Atka (pop: 64) --> See nearby quakes!
464 km (289 mi) WSW of Nikolski (pop: 18) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 atomic bombs!) More info
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.
|M 5.6||10 km||Andreanof Islands, Aleutian Islands||GFZ|
|M 5.3||80 km||ANDREANOF ISLANDS, ALEUTIAN IS.||EMSC|
|M 5.5||28 km||108km ESE of Adak, Alaska||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.