M 5.6 in Japan on 20 Apr 2026 08:32 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 1536392
Earthquake Magnitude: 5.6M
Glide number: EQ-2026-000057-JPN
Depth: 24.5 Km
Lat/Lon: 39.6393 , 143.2591
Event Date: 20 Apr 2026 08:32 UTC
20 Apr 2026 18:32 Local
Exposed Population: 2.2 million in MMI III
Inserted at: 20 Apr 2026 08:48 UTC
INFORM Coping capacity:
1.1 (Japan)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us6000srih 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

Tsunami hits northern Japan after earthquake, no damage reported 4/20/2026 1:23:00 PM.

The earthquake was centred off the....
L''AVVISO 4/20/2026 1:22:00 PM.

Possibile un nuovo terremoto devastante in Giappone: scatta l''allerta dopo il sisma e lo tsunami: 182 città a rischio, la mappa Allerta sismica nel nord del Giappone dopo la forte scossa e lo tsunami. La zona L’area interessata si estende
...(more)
Magnitude 7.5 earthquake strikes northern Japan; tsunami warning issue.. 4/20/2026 1:22:00 PM.

A strong magnitude 7.5 earthquake has struck off northern Japan, prompting authorities to issue a tsunami warning for waves of up to 3 metres (10 feet). The quake hit on Monday at 4:53pm local time (07:53 GMT) in waters off Iwate prefectur
...(more)
12m ago Japan on high alert after issuing tsunami warning 4/20/2026 1:20:00 PM.

This photo taken on Jan. 2, 2024 shows a road damaged by earthquakes in Hakui, Ishikawa prefecture, Japan. (Xinhua/Zhang Xiaoyu) Officials in Japan have warned of an increased risk of a "huge" earthquake in the next week after a 7.7 magnitu
...(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),