M 5.8 in Vanuatu on 17 Sep 2021 10:28 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: 5.8M
Depth: 10 Km
Lat/Lon: -13.4301 , 167.4095
Event Date: 17 Sep 2021 10:28 UTC
17 Sep 2021 21:28 Local
Exposed Population: Less then 100 people in MMI VI
10 thousand in 100km
Source: NEIC us7000fc1e
Inserted at: 17 Sep 2021 10:58 UTC
INFORM Coping capacity of the alert score
6.1 (Vanuatu)


For more info on GDACS alert score click here.
GDACS score
NEIC 0 0
us7000fc1e Scaled population (raster) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  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
1397153 0 17 Sep 2021 10:28 5.8M, 10km 5.96 less than 100 (in MMI>=VII) 00:30 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 Léar, Pek, Ngusui, and Crépéta.

Radius Population
100 km 11000 people
75 km 7600 people
50 km 1700 people
20 km <1000 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Vanuatu Vanuatu 170000 people
Solomon Is. Solomon Islands 370000 people

Affected populated places

Name Region Province Country City class Population Distance
Léar Vanuatu Village - 16 km
Pek Vanuatu Village - 35 km
Ngusui Vanuatu Village - 45 km
Crépéta Vanuatu Village - 54 km

see full list

Critical infrastructure

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


Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Mota Lava MTV unknown 0 42 km
Torres TOH unknown 0 84 km


Name LOCODE Country Distance
Banks Island Vanuatu 57 km

More information

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