M 4.7 in South Georgia and the South Sandwich Islands on 20 Sep 2021 07:47 UTC

Event summary

This earthquake can have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

GDACS ID EQ 1286437
Earthquake Magnitude: 4.7M
Depth: 31.96 Km
Lat/Lon: -59.6283 , -25.793
Event Date: 20 Sep 2021 07:47 UTC
20 Sep 2021 05:47 Local
Exposed Population:
No people affected in 100km
Inserted at: 20 Sep 2021 14:00 UTC
INFORM Coping capacity:
1.1 (South Georgia & the South Sandwich Is.)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us7000fcv3 Scaled population (vector) 0  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Detailed event map. European Union, 2024. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

Updates on volcanic activity (Smithsonian)

Latest media headlines

Articles: 721 | About casualties: 18 | Last hour: 0

In the Canaries, Cumbre Vieja, a very active volcano2021-09-24T07:16+0200.

The images of a torrent of glowing lava descending the slopes of the volcano Cumbre Vieja (“old summit”), swallowing in its passage dwellings and vines planted on the hillsides, dragging columns of smoke several hundred meters high in the s
...(more)
Santa Clara Valley2021-09-24T07:08+0200.

The Valley Water District oversees the 10 reservoirs in the South Bay , which are collectively at less than 12% capacity. "We're in a really challenging situation," Santa Clara Valley Water District said with the Santa Clara Valley Water Di
...(more)
UK’s Johnson urges world to follow PM Imran’s 10 Billion Tree Tsunami ... 2021-09-24T05:47+0200.

ISLAMABAD - British Prime Minister Boris Johnson Thursday in his address to the 76th United Nations General Assembly session called the entire world community to follow the example of Prime Minister of Pakistan Imran Khan’s Ten Billion Tree
...(more)
Science The Lost Tale of an 18th-Century Tsunami, as Told by Trees Aut ... 2021-09-24T02:45+0200.

One night in late January 1700, two tectonic plates running along the Pacific Northwest coast released the tension they had accumulated during a centuries-long tête-à-tête. In a tectonic roar, the Juan de Fuca plate slipped past the North A
...(more)

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Estimated casualties (PAGER)

USGS estimates the number of casualties for each earthquake for the Prompt Assessment of Global Earthquakes for Response (PAGER) product.
The graph shows the current fatalities estimate.

Exposed population

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (41), (3), NEIC (4), OCHA (1), INGV (1), INFORM (2), USGS (2),