M 5.5 in Tonga on 06 Jul 2025 20:31 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 1489024
Earthquake Magnitude: 5.5M
Depth: 10 Km
Lat/Lon: -21.0013 , -174.4395
Event Date: 06 Jul 2025 20:31 UTC
06 Jul 2025 08:31 Local
Exposed Population: 5 thousand in MMI IV
Inserted at: 06 Jul 2025 20:51 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
us7000qb20 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, 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)

Latest media headlines

World Earthquake Report for Thursday, 10 July 2025 7/10/2025 5:27:00 AM.

A magnitude 5.3 earthquake near Hihifo, Niuas, Tonga, was reported only 13 minutes ago by the European-Mediterranean Seismological Centre (EMSC), considered one of the key international agencies that monitor seismic activity worldwide. The
...(more)
Moderate mag. 4.8 earthquake - 96 km NW of Hihifo, Tonga, on Thursday,.. 7/10/2025 5:27:00 AM.

Nearby places The closest larger town where the quake might have been felt is , a town with 815 inhabitants in Tonga , in 97 km (60 mi) distance southeast of the epicenter. People likely experienced very weak shaking there. In the capital o
...(more)
Strong mag. 5.2 earthquake - South Pacific Ocean, 71 km northwest of H.. 7/10/2025 5:10:00 AM.

A magnitude 5.3 earthquake near Hihifo, Niuas, Tonga, was reported only 13 minutes ago by the European-Mediterranean Seismological Centre (EMSC), considered one of the key international agencies that monitor seismic activity worldwide. The
...(more)
Moderate yet deep 5.3 quake hits near Hihifo, Niuas, Tonga 7/10/2025 5:10:00 AM.

A magnitude 5.3 earthquake near Hihifo, Niuas, Tonga, was reported only 13 minutes ago by the European-Mediterranean Seismological Centre (EMSC), considered one of the key international agencies that monitor seismic activity worldwide. The
...(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), (3), NEIC (4), OCHA (1), INGV (1), WMO (1), USGS (5), INFORM (2),