M 6.6 in Tonga on 24 Jul 2025 23:37 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 1491898
Earthquake Magnitude: 6.6M
Depth: 314.2 Km
Lat/Lon: -14.8149 , -175.7204
Event Date: 24 Jul 2025 23:37 UTC
24 Jul 2025 11:37 Local
Exposed Population: 9 thousand in MMI&>=III
Inserted at: 24 Jul 2025 23:55 UTC
INFORM Coping capacity:
1.1 (Tonga)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 Tsunami GDACS score
NEIC 0 0 0
us6000quy1 Scaled population (raster) 0 Max wave alert 0m  
  C1 shakemap 0 Max wave realtime 0m  
  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, 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)

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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 (92), (5), NEIC (6), OCHA (1), INGV (1), WMO (2), USGS (5), INFORM (4), NOAA (1),