M 5.4 in Tonga on 26 May 2026 19:12 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 1542655
Earthquake Magnitude: 5.4M
Depth: 10 Km
Lat/Lon: -17.6654 , -172.621
Event Date: 26 May 2026 19:12 UTC
26 May 2026 07:12 Local
Exposed Population: 10 thousand in MMI III
Inserted at: 26 May 2026 19:36 UTC
INFORM Coping capacity:
1.1 (Tonga)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us7000snpe 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

5.4-magnitude quake hits Tonga Islands region -- GFZ 5/27/2026 1:21:00 AM.

BEIJING, May 27 (Xinhua) -- An earthquake with a magnitude of 5.4 jolted Tonga Islands region at 1912 GMT on Tuesday, the GFZ German Research Centre for Geosciences said. The epicenter, with a depth of 10 km, was initially determined to be
...(more)
5.4-magnitude quake hits Tonga Islands region -- GFZ 5/27/2026 1:20:00 AM.

BEIJING, May 27 (Xinhua) -- An earthquake with a magnitude of 5.4 jolted Tonga Islands region at 1912 GMT on Tuesday, the GFZ German Research Centre for Geosciences said. The epicenter, with a depth of 10 km, was initially determined to be
...(more)
5.4-magnitude quake hits Tonga Islands region -- GFZ 5/26/2026 8:14:00 PM.

BEIJING, May 27 (Xinhua) -- An earthquake with a magnitude of 5.
Strong mag. 5.4 earthquake - South Pacific Ocean, 346 km northeast of .. 5/26/2026 8:12:00 PM.

Alert level for this earthquake: Level GREEN Based on seismic and statistical models, USGS estimates that the risk of fatalities and damage from this earthquake is low . The main factors that contribute to this evaluation are: The maximum e
...(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),