M 6.1 in Wallis and Futuna on 18 Feb 2021 15:30 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: 6.1M
Depth: 10 Km
Lat/Lon: -14.8785 , -176.7413
Event Date: 18 Feb 2021 15:30 UTC
18 Feb 2021 03:30 Local
Exposed Population: No people within 100km
Source: NEIC us6000dip3
Inserted at: 18 Feb 2021 15:52 UTC
INFORM Coping capacity of the alert score: 1.1 (Wallis & Futuna)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us6000dip3 Scaled population (raster) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1359384 0 18 Feb 2021 15:30 6.1M, 10km 3.78 N/A (in MMI>=VII) 00:21 NEIC
1359538 0 18 Feb 2021 15:30 6.1M, 7.7km 3.77 N/A (in MMI>=VII) 1d 02:16 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 unknowed a zone. The alertlevel for this event is GREEN

Intensity Population
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1359384 -14.878/-176.741 6.1 10.0 3.782 18 Feb 2021 15:55 00:24 (new episode)
2 0 1359384 -14.878/-176.741 6.1 10.0 3.782 18 Feb 2021 17:35 02:04 (upd of #1)
3 0 1359384 -14.878/-176.741 6.1 10.0 3.782 19 Feb 2021 15:35 1d 00:05 (upd of #2)
4 0 1359538 -14.833/-176.738 6.1 7.7 3.769 19 Feb 2021 17:49 1d 02:18 (new episode)

Affected Provinces



Critical infrastructure

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

More information

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