M 5.7 in South Georgia and the South Sandwich Islands on 09 Apr 2018 00:20 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: 5.7M
Depth: 239.78 Km
Lat/Lon: -57.6528 , -27.8383
Event Date: 09 Apr 2018 00:20 UTC
08 Apr 2018 22:20 Local
Exposed Population: No people within 100km
Source: NEIC us2000dwpi
Inserted at: 09 Apr 2018 00:40 UTC
INFORM Coping capacity of the alert score
1.1 (South Georgia & the South Sandwich Is.)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us2000dwpi Scaled population (vector) -8  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1206054 0 09 Apr 2018 00:20 5.7M, 239.78km 2.69 N/A (in MMI>=VII) 00:19 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 South Georgia and the South Sandwich Islands , of South Georgia & the South Sandwich Is..

Radius Population
100 km no people
75 km no 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
South Georgia & the South Sandwich Is. South Georgia and the South Sandwich Islands -

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.