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Light mag. 4.5 earthquake - South Shetland Islands, Antarctica on Wednesday, 30 September 2020

This quake was likely a foreshock of the 5.8 quake: South Shetland Islands, Antarctica, 2 Oct 2020 10:17, which followed after 1 day 17 hours.
Light mag. 4.5 earthquake  - South Shetland Islands, Antarctica on Wednesday, 30 September 2020
30 Sep 17:28 UTC: First to report: GFZ after 30 minutes.
Date & time: Wednesday, 30 September 2020 16:58 UTC
Local time at epicenter: 30 Sep 1:58 pm (GMT -3)
Magnitude: 4.5
Depth: 10.0 km
Epicenter latitude / longitude: 62.21°S / 58.03°W (Antarctica)
Nearest volcano: Penguin Island (13 km / 8 mi)
Weather at epicenter at time of quake:
Scattered Clouds -11°C (12 F), humidity: 78%, wind: 21 m/s (41 kts) from ESE
Primary data source: GFZ
Estimated released energy: 3.5 x 1011 joules (98.6 megawatt hours, equivalent to 84.8 tons of TNT) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
TimeMag. / DepthLocationSource
30 Sep 1:58 pm (GMT -3) (30 Sep 16:58:43 UTC)M 4.5 / 10 kmSouth Shetland Islands, AntarcticaGFZ
Wed, 30 Sep 16:58 UTCM 4.5 / 10 kmSouth Shetland Islands, AntarcticaEMSC
Wed, 30 Sep 16:58 UTCM 4.8 / 10 kmSouth Shetland Islands, AntarcticaUSGS
30/09/2020 13:58:40 (30 Sep 16:58:40 UTC)M 4.4 / 8 kmTFAIAS (Argentina), AntarcticaINPRES

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!

Earlier earthquakes in the same area since 1900

Light mag. 4.5 earthquake - South Shetland Islands, Antarctica on Wednesday, 30 September 2020

Map of earlier quakes


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