Overall Green Earthquake in Tonga on 28 Apr 2012 10:08 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve awareness, information exchange and coordination in the first phase after major sudden-onset disasters.

M 6.7 in Tonga on 28 Apr 2012 10:08 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 116551
Earthquake Magnitude:	6.7M
Depth:	129.4 Km
Lat/Lon:	-18.643 , -174.725
Event Date:	28 Apr 2012 10:08 UTC 28 Apr 2012 23:08 Local
Exposed Population:	About 15430 people within 100km
Inserted at:	28 Apr 2012 11:44 UTC

GDACS Score

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	Earthquake		Tsunami		GDACS score
NEIC	n.a		0		0.5
usc0009e33	Scaled population (vector)	n.a	Max wave scenario	0m
	C1 earthquake	n.a	Max wave realtime	0m
	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, 2026. Map produced by EC-JRC.
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Updates on volcanic activity (Smithsonian)

Latest media headlines

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Palloni, bidoni, mobili, bicilette. navi: tonnellate di detriti generati dallo tsunami giapponese del 2011 stanno raggiungendo le coste del Nordamerica. Japan tsunami debris moves towards US and Canada | World news | guardian.co.uk

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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

Analytical products

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (81), NEIC (4), OCHA (1), WMO (2), (3), INFORM (4), USGS (2),

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