Moderate mag. 4.8 earthquake - Bering Sea, 26 mi southwest of Adak, Aleutians West County, Alaska, USA, on Wednesday, 25 February 2015 at 08:00 (GMT)
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in the US| Alaska
Moderate magnitude 4.8 earthquake at 25 km depth
25 Feb 09:10 UTC: First to report: GFZ after 1 hour and 10 minutes.
Date & time: 25 Feb 2015 08:00:28 UTC
Depth: 25.0 km
Epicenter latitude / longitude: 51.53°N / 176.89°W (Bering Sea, United States)
Nearest volcano: Moffett (47 km / 29 mi)
Nearby towns and cities:
42 km (26 mi) SSW of Adak (pop: 332) --> See nearby quakes!
199 km (124 mi) WSW of Atka (pop: 64) --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 1 x 1012 joules (278 megawatt hours, equivalent to 239 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||25 km||Andreanof Islands, Aleutian Islands||GFZ|
|M 4.6||69 km||40km SSW of Adak, Alaska||USGS|
|M 4.7||60 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.