M 4.6 in Vanuatu on 19 Nov 2021 15:14 UTC
EQ parameters

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: 4.6M
Depth: 10 Km
Lat/Lon: -22.7811 , 171.9026
Event Date: 19 Nov 2021 15:14 UTC
20 Nov 2021 02:14 Local
Exposed Population:
Few people affected in 100km
Source: NEIC us7000fviz
Inserted at: 19 Nov 2021 17:38 UTC
INFORM Coping capacity of the alert score
1.1 (Vanuatu)


For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us7000fviz Scaled population (vector) 0.54  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1410866 0 19 Nov 2021 15:14 4.6M, 10km N/A Few people (in 100km) 02:24 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) .

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

Critical infrastructure

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


Name LOCODE Country Distance
Hunter Island New Caledonia 46 km
Matthew Island New Caledonia 74 km

More information

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