Strong mag. 6.5 earthquake - 87km SSW of Atka, Alaska on Wednesday, 4 September 2013
Very strong mag. 6.5 earthquake - Bering Sea, 48 mi southwest of Atka, Aleutians West County, Alaska, USA, on Tuesday, September 03, 2013 14:32:33
This quake was likely an aftershock of the 7.0 quake Bering Sea, 26 mi south of Ikiginak Island, Aleutians West County, Alaska, USA, Friday, August 30, 2013 04:25:02, which had occurred 4 days earlier.
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Very strong magnitude 6.5 earthquake at 40 km depth
4 Sep 02:37 UTC: First to report: USGS after 5 minutes.
Date & time: 4 Sep 2013 02:32:33 UTC
Local time at epicenter: Tuesday, September 03, 2013 14:32:33
Magnitude: 6.5
Depth: 39.9 km
Epicenter latitude / longitude: 51.5917°N / 174.7596°W
(Bering Sea, Alaska, United States)Nearest volcano: Sergief (67 km / 42 mi)
Nearby towns and cities:
77 km (48 mi) SSW of Atka (pop: 64) --> See nearby quakes!
133 km (83 mi) ESE of Adak (pop: 332) --> See nearby quakes!
428 km (266 mi) WSW of Nikolski (pop: 18) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 1014 joules (98.6 gigawatt hours, equivalent to 84802 tons of TNT or 5.3 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.
| Magnitude | Depth | Location | Source |
| M 6.5 | 40 km | 77km SSW of Atka, Alaska | USGS |
| M 6.5 | 10 km | Andreanof Islands, Aleutian Islands | GFZ |
| M 6.4 | 10 km | ANDREANOF ISLANDS, ALEUTIAN IS. | EMSC |
| M 6.5 | 40 km | SSW of Atka, Alaska | GeoAu |
User reports for this quake (1)
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london / Violent shaking (MMI IX) : it brucked me up
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