M 4.9 in Vanuatu on 07 Dec 2021 16:51 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: 35 Km
Lat/Lon: -18.1361 , 167.9869
Event Date: 07 Dec 2021 16:51 UTC
08 Dec 2021 03:51 Local
Exposed Population:
80 thousand in 100km
Source: NEIC us6000ga4b
Inserted at: 09 Dec 2021 21:43 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
us6000ga4b Scaled population (vector) 4.57  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1.12  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1414286 0 07 Dec 2021 16:51 4.9M, 35km N/A 80 thousand (in 100km) 00:29 NEIC
1414813 0 07 Dec 2021 16:51 4.9M, 35km N/A 80 thousand (in 100km) 2d 04:51 NEIC
1415563 0 07 Dec 2021 16:51 4.9M, 38.38km N/A 80 thousand (in 100km) 6d 05:25 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 Epantgoueï, Matao Tiupeniu, Erakor, Nanguilé, Port-Vila, Eratap, Mélé, Montmartre, Natapao, and Port-Havannah.

Radius Population
100 km 82000 people
75 km 72000 people
50 km <1000 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 Region Province Country City class Population Distance
Epantgoueï Vanuatu Village - 49 km
Matao Tiupeniu Vanuatu Village - 49 km
Erakor Vanuatu Village - 50 km
Nanguilé Vanuatu Village - 53 km
Port-Vila Vanuatu Capital 36000 people 56 km
Eratap Vanuatu Village - 57 km
Mélé Vanuatu Village - 58 km
Montmartre Vanuatu Village - 59 km
Natapao Vanuatu Village - 63 km
Port-Havannah Vanuatu Village - 69 km

see full list

Critical infrastructure

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

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Port Vila Bauerfield VLI 20 Civ. Paved Yes 8500 60 km
Quine Hill UIQ unknown 0 79 km
Lamap LPM unknown 0 89 km

Ports

Name LOCODE Country Distance
Port Vila VUVLI Vanuatu 55 km
Forari Bay Vanuatu 78 km

More information

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