M 5.6 in Argentina on 27 Dec 2025 10:40 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 1516942
Earthquake Magnitude: 5.6M
Depth: 588.3 Km
Lat/Lon: -28.27 , -63.1554
Event Date: 27 Dec 2025 10:40 UTC
27 Dec 2025 07:40 Local
Exposed Population: 540 thousand in MMI II
Inserted at: 27 Dec 2025 10:57 UTC
INFORM Coping capacity:
3.7 (Argentina)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us7000rl1p Scaled population (raster) 0  
  C1 shakemap 0  
  C2 shakemap 0  
  Country Vulnerability 0  
  INFORM_normalised 0  
Maximum expected impact using different data sources.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Detailed event map. European Union, 2025. 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

5.6-magnitude earthquake strikes Santiago del Estero province in Argen.. 12/27/2025 8:02:00 PM.

Buenos Aires, Dec. 27 (BNA): A 5.6-magnitude earthquake struck the Santiago del Estero province in Argentina, according to local seismic monitoring authorities. Argentina’s earthquake monitoring website reported that the tremor occurred in
...(more)
5.6-magnitude earthquake strikes Santiago del Estero province in Argen.. 12/27/2025 7:47:00 PM.

Buenos Aires, Dec. 27 (BNA): A 5.6-magnitude earthquake struck the Santiago del Estero province in Argentina, according to local seismic monitoring authorities.
Urgent: 5.7-magnitude quake hits Santiago Del Estero Prov., Argentina .. 12/27/2025 11:10:00 AM.

BEIJING, Dec. 27 (Xinhua) -- An earthquake with a magnitude of 5.7 jolted Santiago Del Estero Prov., Argentina at 1040 GMT on Saturday, the GFZ German....
Terremoto Argentina, scossa di magnitudo stimata 5.3 a Garza, tutti i .. 12/27/2025 11:06:00 AM.

Scossa di terremoto. Una scossa di terremoto di magnitudo stimata attorno a 5.3, si è verificata alle ore 01:00 (ore 11:40 in Italia) con epicentro nei pressi di Garza, Argentina. La profondità stimata è stata di circa 636 Km . Potete monit
...(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 (48), (3), NEIC (4), OCHA (1), INGV (1), DesInventar (1), WMO (1), USGS (5), INFORM (2),