Weak mag. 2.2 earthquake - 82km SSE of Atka, Alaska, on Wednesday, May 20, 2015 22:20:12
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Weak magnitude 2.2 earthquake at 6 km depth
21 May 18:10 UTC: First to report: USGS after 8 hours.
Date & time: 21 May 2015 10:20:12 UTC
Local time at epicenter: Wednesday, May 20, 2015 22:20:12
Depth: 6.2 km
Epicenter latitude / longitude: 51.5243°N / 173.696°W (Alaska, Alaska, United States)
Nearest volcano: Atka (95 km / 59 mi)
Nearby towns and cities:
82 km (51 mi) SSE of Atka (pop: 64) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.3 x 108 joules (35 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 2.2||6.2 km||82km SSE 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 2.2, this quake was probably too small to be felt by humans, but it could be recorded instrumentally.