Light mag. 4.4 earthquake - Bering Sea, 17 mi southeast of Atka, Aleutians West County, Alaska, USA, on Saturday, February 21, 2015 04:02:05
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Light magnitude 4.4 earthquake at 47 km depth
21 Feb 15:10 UTC: First to report: USGS after 1 hour and 8 minutes.
Date & time: 21 Feb 2015 14:02:05 UTC
Local time at epicenter: Saturday, February 21, 2015 04:02:05
Depth: 47.1 km
Epicenter latitude / longitude: 51.9879°N / 173.9883°W (Bering Sea, Alaska, United States)
Nearest volcano: Atka (40 km / 25 mi)
Nearby towns and cities:
27 km (17 mi) SSE of Atka (pop: 64) --> See nearby quakes!
182 km (113 mi) E of Adak (pop: 332) --> See nearby quakes!
363 km (226 mi) WSW of Nikolski (pop: 18) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.5 x 1011 joules (69.8 megawatt hours, equivalent to 60 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 4.4||47 km||27km SSE of Atka, Alaska||USGS|
|M 4.5||40 km||ANDREANOF ISLANDS, ALEUTIAN IS.||EMSC|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.