M 4.9 in Japan on 12 Dec 2025 10:05 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 1514730
Earthquake Magnitude: 4.9M
Depth: 56.2 Km
Lat/Lon: 36.0804 , 140.2301
Event Date: 12 Dec 2025 10:05 UTC
12 Dec 2025 19:05 Local
Exposed Population:
160 thousand in MMI IV
Inserted at: 12 Dec 2025 10:24 UTC
INFORM Coping capacity:
1.5 (Japan)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Rapid Impact)		 GDACS score
NEIC 0 0
us6000rue0 Scaled population (vector) 0  
  C1 rapid impact 0  
  C2 rapid impact 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

Mondo Giappone, nuovo terremoto di magnitudo 6.7 12/12/2025 2:17:00 PM.

Un nuovo terremoto di magnitudo 6.7 ha colpito il nord-est del Giappone. Il sisma si è verificato al largo della costa orientale della prefettura di Aomori, nel nord di Honshu, la principale isola giapponese, a una profondità di 20 chilomet
...(more)
A 6.9 magnitude earthquake causes small tsunami waves off northeastern.. 12/12/2025 1:45:00 PM.

Make us a Preferred Source on Google to see more of us when you search. Add Preferred Source Officials said after Monday''s quake there was also a slight increase in the risk of a megaquake, at magnitude 8 or stronger, and a possible tsunam
...(more)
Fri, 12 Dec 2025 10:05 Magnitude 4.9 earthquake in Tsukuba, Japan 12/12/2025 1:40:00 PM.

18 km SE of Tsukuba, Japan / pop: 175,000 / local time: 19:05:19.2 2025-12-12 15 km NNE of Ushiku, Japan / pop: 80,000 / local time: 19:05:19.2 2025-12-12.
Japan lifts tsunami warning after 6.7-magnitude earthquake 12/12/2025 1:34:00 PM.

By Agencies TOKYO: A powerful earthquake struck off the coast of northern Japan on Friday, the weather office said, days after an even larger tremor shook the region and injured at least 50. The Japan Meteorological Agency (JMA) upgraded F
...(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), WMO (1), INFORM (2), USGS (2),