Minor mag. 2.5 earthquake - - 33km NW of Atka, Alaska, on 2015-07-22 15:43:34 -09:00
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Minor magnitude 2.5 earthquake at 224 km depth
23 Jul 02:10 UTC: First to report: USGS after 1 hour and 26 minutes.
Date & time: 23 Jul 2015 00:43:34 UTC
Local time at epicenter: 2015-07-22 15:43:34 -09:00
Depth: 223.6 km
Epicenter latitude / longitude: 52.3921°N / 174.5665°W (Alaska, Alaska, United States)
Nearest volcano: Korovin (27 km / 17 mi)
Nearby towns and cities:
33 km (21 mi) NW of Atka (pop: 64) --> See nearby quakes!
152 km (95 mi) ENE of Adak (pop: 332) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 108 joules (98.6 kilowatt hours) 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 2.5||224 km||- 33km NW of Atka, Alaska||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.At magnitude 2.5, this quake might have been felt very close to the epicenter and under calm conditions.