M 6 in Tonga on 21 Jun 2015 21:28 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 1058230
Earthquake Magnitude: 6.0M
Depth: 561.41 Km
Lat/Lon: -20.457 , -178.3509
Event Date: 21 Jun 2015 21:28 UTC
22 Jun 2015 09:28 Local
Exposed Population:
About 1696 people within 100km
Inserted at: 21 Jun 2015 22:31 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
Scaled population (vector) n.a  
  C1 earthquake n.a  
  C2 earthquake n.a  
  Country Vulnerability n.a  
  INFORM_normalised n.a  
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

[In Depth] Tapping a nuclear test ban treasure-trove 6/25/2015 8:57:00 PM.

Summary. The Comprehensive Nuclear-Test-Ban Treaty (CTBT) has spawned a globe-girdling network of 300 detector stations that sniff out radionuclides, listen for low-frequency sounds, and record tremors—all to discern whether countries are c
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SINAPRED y Alcaldes afinan detalles para la realización del Simulacro .. 6/25/2015 8:25:00 PM.

El Dr. Guillermo González, co-director del Sistema Nacional para la Prevención, Mitigación y Atención de Desastres (SINAPRED), se reunió con los alcaldes y vicealcaldes de los 153 municipios del país, para afinar detalles del Simulacro Naci
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Tourism fury over fly fishing ‘tsunami’ 6/25/2015 8:19:00 PM.

By NEIL HARTNELL. Tribune Business Editor. nhartnell@tribunemedia.net. A furious tourism industry is uniting to oppose the new Fly Fishing law and regulations, fearing it will cost the Bahamas millions of dollars and “further erode the comp
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Have you found this drifting GPS transponder? 6/25/2015 5:58:00 PM.

Researchers in Japan are hoping somebody on Vancouver Island will help them locate an important piece of scientific equipment that recently completed a long voyage across the Pacific Ocean. The floating GPS transponder, which is about the s
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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 (41), (3), NEIC (2), OCHA (1), INGV (1), WMO (1), INFORM (2), USGS (2),