Mag. 4.2 earthquake - South Atlantic Ocean, Antarctica, on Wednesday, 21 Oct 2020 10:04 pm (GMT -3) -
Light magnitude 4.2 earthquake at 12 km depth
22 Oct 18:00 UTC: First to report: INPRES after 17 hours.
Date & time: 22 Oct 2020 01:04:58 UTC -
Local time at epicenter:
Wednesday, 21 Oct 2020 10:04 pm (GMT -3)
Depth: 12.0 km
Epicenter latitude / longitude: 62.315°S / 58.283°W
(South Atlantic Ocean
Nearest volcano: Penguin Island
(30 km / 19 mi)
Nearby towns and cities:18 km (11 mi) SSE of Napier Rock Island
--> See nearby quakes!54 km (34 mi) SSW of World's End Island
--> See nearby quakes!
Primary data source: INPRES
Estimated released energy: 1.3 x 1011
joules (35 megawatt hours, equivalent to 30.1 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 4.2||12 km||TFAIAS (Argentina), Antarctica||INPRES|
|M 4.5||10 km||South Shetland Islands, Antarctica||USGS|
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Earlier earthquakes in the same area
Mag. 4.2 earthquake - South Atlantic Ocean, Antarctica, on Wednesday, 21 Oct 2020 10:04 pm (GMT -3)
Click here to search our database for earlier earthquakes in the same area since 1900!
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