Minor mag. 2.6 earthquake - - 51km SE of Atka, Alaska, on 2015-08-21 05:38:15 -12:00
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Minor magnitude 2.6 earthquake at 46 km depth
21 Aug 19:10 UTC: First to report: USGS after 1 hour and 32 minutes.
Date & time: 21 Aug 2015 17:38:15 UTC
Local time at epicenter: 2015-08-21 05:38:15 -12:00
Depth: 46.3 km
Epicenter latitude / longitude: 51.8296°N / 173.7536°W (Alaska, Alaska, United States)
Nearest volcano: Atka (62 km / 39 mi)
Nearby towns and cities:
51 km (32 mi) SE of Atka (pop: 64) --> See nearby quakes!
198 km (123 mi) E of Adak (pop: 332) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5 x 108 joules (139 kilowatt hours, equivalent to 0.12 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 2.6||46 km||- 51km SE of Atka, Alaska||USGS|
|M 2.6||46 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.At magnitude 2.6, this quake might have been felt very close to the epicenter and under calm conditions.