M 4.9 in Japan on 12 Dec 2021 03:30 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 1301112
Earthquake Magnitude: 4.9M
Depth: 58.07 Km
Lat/Lon: 36.1274 , 139.8208
Event Date: 12 Dec 2021 03:30 UTC
12 Dec 2021 12:30 Local
Exposed Population:
41.1 million in 100km
Inserted at: 12 Dec 2021 03:51 UTC
INFORM Coping capacity:
1.5 (Japan)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.2 0.2
us6000gbk2 Scaled population (vector) 7.73  
  C1 earthquake 0.73  
  C2 earthquake -0.22  
  Country Vulnerability -0.71  
  INFORM_normalised 0.57  
Maximum expected impact using different data sources.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Detailed event map. European Union, 2026. 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

Tsunami Dreams 12/16/2021 6:54:00 AM.

I live in Nanaimo on Vancouver Island. I keep having reoccurring dreams of a giant tsunami. In one dream I see the wave washing over the tallest buildings in my city. In another dream I'm at the top of the Malahat and the wave washes over t
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Tsunami early warning: JRC tests new low-cost device to measure sea le.. 12/16/2021 6:53:00 AM.

A new, low-cost experimental device for sea level measurement has been developed by JRC scientists. The first four devices have been installed in Spain and Portugal, in collaboration with the European Commission’s Directorate-General for Hu
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Manawatu flooding: Rural community cut off as district is stricken by .. 12/16/2021 5:55:00 AM.

A “tsunami of trees and silt” is why over a dozen households are cut off in a rural Manawatu valley, a stranded resident says. The Ruamahanga Stream, 26 kilometres northwest of Feilding, is usually dry. It's so small it doesn’t show up on a
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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), NEIC (4), OCHA (1), WMO (1), (2), INFORM (2), USGS (2),