M 4.7 in Southwest Of Sumatera, Indonesia on 31 Dec 2020 02:33 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: 4.7M
Depth: 35 Km
Lat/Lon: -6.2187 , 103.8757
Event Date: 31 Dec 2020 02:33 UTC
31 Dec 2020 09:33 Local
Exposed Population:
About 20000 people within 100km
Source: NEIC us6000d4gs
Inserted at: 31 Dec 2020 02:54 UTC
INFORM Coping capacity of the alert score
4.8 (Indonesia)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us6000d4gs Scaled population (vector) 3.31  
  C1 earthquake 1.54  
  C2 earthquake -0.64  
  Country Vulnerability 0.09  
  INFORM_normalised 0.96  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1350627 0 31 Dec 2020 02:33 4.7M, 35km N/A 20 thousand (in 100km) 00:20 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 Indonesia , Province of Lampung (population 6,459,217) .

Radius Population
100 km 20000 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
Lampung Indonesia 6.5 million people
Sumatera Selatan Indonesia 6.6 million people
Jawa Barat Indonesia 38.1 million people
Bengkulu Indonesia 1.3 million people
Jakarta Raya Indonesia 8.8 million people
Jambi Indonesia 2.2 million people
Sumatera Barat Indonesia 4.3 million people

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.