M 5.6 in Tonga on 25 Mar 2026 10:10 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 1530967
Earthquake Magnitude: 5.6M
Depth: 198.3 Km
Lat/Lon: -15.5143 , -174.3933
Event Date: 25 Mar 2026 10:10 UTC
24 Mar 2026 22:10 Local
Exposed Population: 2 thousand in MMI III
Inserted at: 25 Mar 2026 10:23 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
us7000s7h9 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

Samoa Joins Tonga, Fiji and Niue as a Powerful 7.5 Magnitude Earthquak.. 3/25/2026 12:38:00 PM.

In Tonga, the earthquake caused noticeable shaking and, according to early reports, some damage to infrastructure. The country remains on high alert, with teams monitoring for possible tsunami waves and aftershocks. The Tongan government ha
...(more)
Magnitude 5.2 earthquake strikes near Hihifo, Niuas, Tonga 3/25/2026 10:58:00 AM.

An intermediate to deep magnitude 5.2 earthquake was reported late at night near Hihifo, Niuas, Tonga. According to the United States Geological Survey, the quake hit on Wednesday, March 25th, 2026, at 11:17 pm local time at an intermediate
...(more)
Strong mag. 5.6 earthquake - South Pacific Ocean, 81 km northwest of H.. 3/25/2026 10:58:00 AM.

The German Research Centre for Geosciences (GFZ) reported a magnitude 5.4 quake in Tonga near Hihifo, Niuas, only 10 minutes ago. The earthquake hit late at night on Wednesday, March 25th, 2026, at 11:11 pm local time at an intermediate to
...(more)
Tonga’s tsunami threat passes, locals warned of ‘abnormal tides’ after.. 3/25/2026 10:10:00 AM.

Tonga asks residents to ''remain at evacuation centres'' until given clearance to go home. Tonga''s National Disaster Risk Management Office have issued reminders to individuals and families evacuating to designated centres. 1) Bring a 72-H
...(more)

View more news

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),