M 4.6 in Indonesia on 18 Nov 2021 18:50 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: 4.6M
Depth: 10 Km
Lat/Lon: -10.9292 , 123.6803
Event Date: 18 Nov 2021 18:50 UTC
19 Nov 2021 02:50 Local
Exposed Population:
580 thousand in 100km
Source: NEIC us7000fv8q
Inserted at: 18 Nov 2021 21:23 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
us7000fv8q Scaled population (vector) 5.12  
  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
1410708 0 18 Nov 2021 18:50 4.6M, 10km N/A 580 thousand (in 100km) 02:33 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 Nusa Tenggara Timur (population 3,515,623) . The nearest places are Batuidu, Pepela, Mamaloek, Seda, Eahun, Keoen, Usulain, Daëoerendale, Suaha, Roti, and Baun.

Radius Population
100 km 580000 people
75 km 130000 people
50 km 15000 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Nusa Tenggara Timur Indonesia 3.5 million people
Timor-Leste Timor-Leste 860000 people
Maluku Indonesia 2 million people
Western Australia Australia 1.7 million people
Sulawesi Selatan Indonesia 7.3 million people

Affected populated places

Name Region Province Country City class Population Distance
Batuidu Nusa Tenggara Timur Indonesia Village - 45 km
Pepela Nusa Tenggara Timur Indonesia Village - 49 km
Mamaloek Nusa Tenggara Timur Indonesia Village - 49 km
Seda Nusa Tenggara Timur Indonesia Village - 52 km
Eahun Nusa Tenggara Timur Indonesia Village - 53 km
Keoen Nusa Tenggara Timur Indonesia Village - 55 km
Usulain Nusa Tenggara Timur Indonesia Village - 55 km
Daëoerendale Nusa Tenggara Timur Indonesia Village - 57 km
Suaha Nusa Tenggara Timur Indonesia Village - 57 km
Roti Nusa Tenggara Timur Indonesia Village - 59 km
Oenggae Nusa Tenggara Timur Indonesia Village - 64 km
Korlo Nusa Tenggara Timur Indonesia Village - 64 km
Sekalac Nusa Tenggara Timur Indonesia Village - 64 km
Nordale Nusa Tenggara Timur Indonesia Village - 64 km
Bando Nusa Tenggara Timur Indonesia Village - 64 km
Buraen Nusa Tenggara Timur Indonesia Village - 64 km
Oisina Nusa Tenggara Timur Indonesia Village - 68 km
Baa Nusa Tenggara Timur Indonesia Village - 69 km
Tuakdale Nusa Tenggara Timur Indonesia Village - 69 km
Husdale Nusa Tenggara Timur Indonesia Village - 69 km
Baun Nusa Tenggara Timur 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
Roti RTI unknown 0 60 km
El Tari KOE 102 Civ. Paved Yes 8200 84 km

Ports

Name LOCODE Country Distance
Baa Indonesia 73 km
Hansisi Indonesia 86 km
Kupang IDKOE Indonesia 86 km

More information

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