Overall Green Earthquake alert in Tonga on 23 Nov 2013 07:48 UTC

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

M 6.4 in Tonga on 23 Nov 2013 07:48 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 1012849
Earthquake Magnitude:	6.4M
Depth:	387.6 Km
Lat/Lon:	-17.129 , -176.337
Event Date:	23 Nov 2013 07:48 UTC 22 Nov 2013 19:48 Local
Exposed Population:	No people within 100km
Inserted at:	23 Nov 2013 07:55 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
USGS	0		0
pt13327000	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, 2024. Map produced by EC-JRC.
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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

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Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (40), (3), NEIC (2), OCHA (1), INGV (1), WMO (1), INFORM (2), USGS (2),

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