Overall Green Earthquake alert in Vanuatu on 18 Nov 2021 07:18 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 4.9 in Vanuatu on 18 Nov 2021 07:18 UTC

Hazard models

EQ parameters

Shakemap

Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude:	4.9M
Depth:	109.8 Km
Lat/Lon:	-20.7944 , 169.9025
Event Date:	18 Nov 2021 07:18 UTC 18 Nov 2021 18:18 Local
Exposed Population:	Few people affected in 100km
Source:	NEIC us7000fv1d
Inserted at:	18 Nov 2021 07:36 UTC
INFORM Coping capacity of the alert score	6.1 (Vanuatu)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0
us7000fv1d	Scaled population (vector)	2.49
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	1.12

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1410611		0	18 Nov 2021 07:18	4.9M, 109.8km	N/A	Few people (in 100km)		00:18	NEIC

The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.

The episode that has the last updated information.

* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in Vanuatu , of Vanuatu (population 165,000) . The nearest places are Umetch, Anelghowhat, and Isino.

Radius	Population
100 km	<1000 people
75 km	<1000 people
50 km	no people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Vanuatu	Vanuatu	170000 people
New Caledonia	New Caledonia	180000 people

Affected populated places

Name	Country	City class	Population	Distance
Umetch	Vanuatu	Village	-	62 km
Anelghowhat	Vanuatu	Village	-	64 km
Isino	Vanuatu	Village	-	69 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Ports

Name	LOCODE	Country	Distance
Aneityum Island		Vanuatu	64 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.

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