Moderate mag. 4.6 earthquake - North Pacific Ocean, 173 mi southwest of Unalaska, USA, on Saturday, 28 Nov 2020 7:07 am (GMT -10) -
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Moderate magnitude 4.6 earthquake at 37 km depth
28 Nov 18:12 UTC: First to report: USGS after 1 hour and 4 minutes.
Date & time: 28 Nov 2020 17:07:57 UTC -
Local time at epicenter: Saturday, 28 Nov 2020 7:07 am (GMT -10)
Depth: 37.4 km
Epicenter latitude / longitude: 52.1075°N / 169.4933°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Herbert (82 km / 51 mi)
Nearby towns and cities:
102 km (63 mi) SSW of Nikolski (pop: 18) --> See nearby quakes!
279 km (173 mi) SW of Unalaska (pop: 4,490) --> See nearby quakes!
321 km (200 mi) E of Atka (pop: 64) --> See nearby quakes!
335 km (208 mi) SW of Akutan (pop: 1,040) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 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 4.6||37 km||101 Km SSW of Nikolski, Alaska, USA||USGS|
|M 4.6||41 km||FOX ISLANDS, ALEUTIAN ISLANDS, USA||EMSC|
|M 4.8||39 km||Fox Islands, Aleutian Islands, USA||GFZ|
User reports for this quake (1)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.