M 4.9 in Tonga on 22 Mar 2019 17:07 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 1174147
Earthquake Magnitude: 4.9M
Depth: 157.58 Km
Lat/Lon: -18.0756 , -174.1165
Event Date: 22 Mar 2019 17:07 UTC
23 Mar 2019 06:07 Local
Exposed Population:
About 15000 people within 100km
Inserted at: 22 Mar 2019 17:39 UTC
INFORM Coping capacity:
4.6 (Tonga)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us1000jkdu Scaled population (vector) 3.89  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 0.94  
Maximum expected impact using different data sources.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Detailed event map. European Union, 2024. 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

Articles: 8 | About casualties: 0 | Last hour: 0

Earthquake of 6.4 Magnitude Struck Western Turkey, no Casualties Repor ... Wed, 20 Mar 2019 10:50:00 +0100.

New Delhi: An earthquake measuring 6.4 on the Richer scale struck western Turkey on Wednesday, according to European quake monitoring. More details are awaited. In an earlier incident last year, a massive earthquake of 7.1 magnitude struck
...(more)
Tonga earthquake poses no threat to FijiMon, 18 Mar 2019 04:24:00 +0100.

The map showing the epicentre of the 5.0 magnitude earthquake that was recorded in the Tonga region this morning. Picture: SUPPLIED. A 5.0 MAGNITUDE earthquake occurred in the Tonga region this morning. The moderate earthquake occurred at
...(more)
Pacific ReviewFri, 15 Mar 2019 22:45:00 +0100.

In this edition: We look at what's at stake for the people of Bougainville when they go to the polls to vote on independence later this year. The Vanuatu government has pledged to ban disposable nappies to reduce plastic waste, but can it b
...(more)
DESPITE TRAGEDY, TONGA UNPREPARED FOR TSUNAMIWed, 13 Mar 2019 10:37:00 +0100.

Warning sirens, better communication needed. NUKUALOFA, Tonga (Matangi Tonga, July 7, 2011) – Tonga remains unprepared for a local tsunami and Nuku'alofa is particularly at risk, Tonga's Director of Meteorology 'Ofa Fa'anunu warned today af
...(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 (41), (3), NEIC (4), OCHA (1), INGV (1), WMO (1), INFORM (2), USGS (2),