Weak mag. 2.3 earthquake - 86km S of Atka, Alaska, on Sunday, July 20, 2014 13:02:56
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Weak magnitude 2.3 earthquake at 12 km depth
21 Jul 02:10 UTC: First to report: USGS after 1 hour and 7 minutes.
Date & time: 21 Jul 2014 01:02:56 UTC
Local time at epicenter: Sunday, July 20, 2014 13:02:56
Depth: 11.9 km
Epicenter latitude / longitude: 51.4224°N / 174.366°W (Alaska, Alaska, United States)
Nearest volcano: Sergief (81 km / 50 mi)
Nearby towns and cities:
87 km (54 mi) S of Atka (pop: 64) --> See nearby quakes!
164 km (102 mi) ESE of Adak (pop: 332) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 108 joules (49.4 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 2.3||12 km||86km S 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 2.3, this quake was probably too small to be felt by humans, but it could be recorded instrumentally.