Light mag. 2.9 earthquake - North Pacific Ocean, 56 mi south of Ikiginak Island, Aleutians West County, Alaska, USA, on Saturday, August 31, 2013 23:40:09
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Light magnitude 2.9 earthquake at 5 km depth
1 Sep 21:52 UTC: First to report: USGS after 10 hours.
Date & time: 1 Sep 2013 11:40:09 UTC
Local time at epicenter: Saturday, August 31, 2013 23:40:09
Depth: 4.8 km
Epicenter latitude / longitude: 51.2087°N / 175.1005°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Sergief (94 km / 58 mi)
Nearby towns and cities:
126 km (78 mi) SSW of Atka (pop: 64) --> See nearby quakes!
129 km (80 mi) SE of Adak (pop: 332) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.4 x 109 joules (392 kilowatt hours, equivalent to 0.338 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 2.9||4.8 km||126km SSW 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 2.9, this quake might have been felt very close to the epicenter and under calm conditions.