M 4.8 in Indonesia on 20 Mar 2018 23:51 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: 4.8M
Depth: 35 Km
Lat/Lon: -2.7157 , 139.2142
Event Date: 20 Mar 2018 23:51 UTC
21 Mar 2018 08:51 Local
Exposed Population:
150000 people within 100km
Source: NEIC us1000d6yi
Inserted at: 21 Mar 2018 00:18 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
us1000d6yi Scaled population (vector) 5.16  
  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
1203702 0 20 Mar 2018 23:51 4.8M, 35km N/A 150 thousand (in 100km) 00:26 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 Titiwaifuru, Arsoo, Sragafareh, Itik, Ber, Broemke, Gwarif, Raitim, Beggensabah, Jasiarubin, and Goeai.

Radius Population
100 km 150000 people
75 km 85000 people
50 km 40000 people
20 km 4600 people
10 km <1000 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
Titiwaifuru Papua Indonesia Village - 40 km
Arsoo Papua Indonesia Village - 42 km
Sragafareh Papua Indonesia Village - 43 km
Itik Papua Indonesia Village - 45 km
Ber Papua Indonesia Village - 49 km
Broemke Papua Indonesia Village - 49 km
Gwarif Papua Indonesia Village - 51 km
Raitim Papua Indonesia Village - 52 km
Beggensabah Papua Indonesia Village - 55 km
Jasiarubin Papua Indonesia Village - 59 km
Maremge Papua Indonesia Village - 61 km
Meterke Papua Indonesia Village - 61 km
Odjar Papua Indonesia Village - 61 km
Dobo Papua Indonesia Village - 64 km
Podena Papua Indonesia Village - 64 km
Gereng Papua Indonesia Village - 64 km
Bufareh Papua Indonesia Village - 65 km
Armopa Papua Indonesia Village - 65 km
Betaf Papua Indonesia Village - 66 km
Konotikero Papua Indonesia Village - 68 km
Goeai 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 64 km
Lereh LHI unknown 0 89 km

Ports

Name LOCODE Country Distance
Ansudu Indonesia 66 km

More information

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