M 4.9 in Indonesia on 20 Oct 2021 06:10 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: 43.93 Km
Lat/Lon: -2.3171 , 139.2108
Event Date: 20 Oct 2021 06:10 UTC
20 Oct 2021 15:10 Local
Exposed Population:
130 thousand in 100km
Source: NEIC us6000fw1u
Inserted at: 20 Oct 2021 06:33 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
us6000fw1u Scaled population (vector) 5.26  
  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
1403408 0 20 Oct 2021 06:10 4.9M, 43.93km N/A 130 thousand (in 100km) 00:23 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 Irian Jaya (population 1,752,571) . The nearest places are Itik, Raitim, Meterke, Betaf, Podena, Titiwaifuru, Takar, Sragafareh, Gwarif, Kedir, and Sawe.

Radius Population
100 km 130000 people
75 km 100000 people
50 km 58000 people
20 km 5100 people
10 km 1600 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Irian Jaya Indonesia 1.8 million people

Affected populated places

Name Region Province Country City class Population Distance
Itik Papua Indonesia Village - 7 km
Raitim Papua Indonesia Village - 18 km
Meterke Papua Indonesia Village - 20 km
Betaf Papua Indonesia Village - 23 km
Podena Papua Indonesia Village - 29 km
Titiwaifuru Papua Indonesia Village - 30 km
Takar Papua Indonesia Village - 31 km
Sragafareh Papua Indonesia Village - 34 km
Gwarif Papua Indonesia Village - 35 km
Kedir Papua Indonesia Village - 37 km
Oedjan Papua Indonesia Village - 39 km
Konotikero Papua Indonesia Village - 40 km
Bufareh Papua Indonesia Village - 40 km
Gereng Papua Indonesia Village - 42 km
Armopa Papua Indonesia Village - 44 km
Beggensabah Papua Indonesia Village - 44 km
Broemke Papua Indonesia Village - 45 km
Dobo Papua Indonesia Village - 46 km
Maremge Papua Indonesia Village - 47 km
Arara Papua Indonesia Village - 48 km
Sewan Papua Indonesia Village - 49 km
Safrontani Papua Indonesia Village - 50 km
Maffin Papua Indonesia Village - 51 km
Djowono Papua Indonesia Village - 51 km
Arsoo Papua Indonesia Village - 53 km
Kwai Papua Indonesia Village - 56 km
Kamortiwa Papua Indonesia Village - 56 km
Domosirawa Papua Indonesia Village - 58 km
Mawesdai Papua Indonesia Village - 58 km
Aboemaneh Papua Indonesia Village - 60 km
Jasiarubin Papua Indonesia Village - 61 km
Ber Papua Indonesia Village - 62 km
Bageiserwar Papua Indonesia Village - 65 km
Sanintah Papua Indonesia Village - 68 km
Nemporewa Papua Indonesia Village - 69 km
Sawe Papua Indonesia 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
Batom BXM unknown 0 43 km
Sarmi ZRM unknown 0 69 km

Ports

Name LOCODE Country Distance
Ansudu Indonesia 26 km

More information

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