Moderate mag. 4.7 earthquake - Bering Sea, 50 mi southwest of Atka, Aleutians West County, Alaska, USA, on Sunday, September 15, 2013 05:22:15
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Moderate magnitude 4.7 earthquake at 42 km depth
15 Sep 18:31 UTC: First to report: USGS after 1 hour and 9 minutes.
Date & time: 15 Sep 2013 17:22:15 UTC
Local time at epicenter: Sunday, September 15, 2013 05:22:15
Depth: 42.0 km
Epicenter latitude / longitude: 51.5966°N / 174.8591°W (Bering Sea, Alaska, United States)
Nearest volcano: Sergief (226 km / 140 mi)
Nearby towns and cities:
81 km (50 mi) SW of Atka (pop: 64) --> See nearby quakes!
126 km (78 mi) ESE of Adak (pop: 332) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 tons of TNT) 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 4.8||40 km||ANDREANOF ISLANDS, ALEUTIAN IS.||EMSC|
|M 5.0||2 km||ANDREANOF ISLANDS, ALEUTIAN IS.||EMSC|
|M 4.7||42 km||80km SW of Atka, Alaska||USGS|
|M 4.8||39 km||Andreanof Islands, Aleutian Islands||GFZ|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.