M 6.1 in Japan on 26 Apr 2026 20:23 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 1537604
Earthquake Magnitude: 6.1M
Depth: 81 Km
Lat/Lon: 42.6311 , 142.9615
Event Date: 26 Apr 2026 20:23 UTC
27 Apr 2026 05:23 Local
Exposed Population: 370 thousand in MMI V
Inserted at: 26 Apr 2026 20:44 UTC
INFORM Coping capacity:
1.5 (Japan)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us6000st1m 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, 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

Earthquake Today: Magnitude 6.1 Tremors Hit Northern Japan 4/27/2026 3:32:00 AM.

The quake struck 18 kilometres west of the small town of Sarabetsu in Hokkaido at a depth of 81 kilometres, according to the USGS. ......
Magnitude 6.1 earthquake strikes in northern Japan 4/27/2026 3:25:00 AM.

by The Frontier Post TOKYO (AP) : A preliminary magnitude 6.1 earthquake struck northern Japan early Monday, the US Geological Survey reported, but there were no immediate reports of fatalities or damage, The quake struck 18 kilometers (11
...(more)
Japan deploys hundreds of firefighters as wildfires rage in north 4/27/2026 3:09:00 AM.

OTSUCHI, Japan — Japan has deployed 1,400 firefighters and dozens of Self-Defence Force personnel to battle mountain blazes that have been raging in the north for five days and threaten to reach homes in the picturesque coastal town of Otsu
...(more)
6.1-magnitude quake hits Hokkaido, Japan -- GFZ 4/27/2026 2:59:00 AM.

BEIJING, April 27 (Xinhua) -- An earthquake with a magnitude of 6.1 jolted Hokkaido, Japan at 2023 GMT on Sunday, the GFZ German Research Centre for Geosciences said. The epicenter, with a depth of 80.1 km, was initially determined to be at
...(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), NEIC (4), OCHA (1), WMO (1), USGS (5), (2), INFORM (2),