M 6 in Indonesia from 15 Jan 2023 22:29 UTC to 22:30

Hazard models

Rapid Impact
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: 6.0M
Depth: 48.125 Km
Lat/Lon: 1.8775 , 97.939
Event Date: 15 Jan 2023 22:30 UTC
16 Jan 2023 05:30 Local
Exposed Population: 1.4 million in MMI IV
Source: NEIC us7000j4kr
Inserted at: 15 Jan 2023 22:49 UTC
INFORM Coping capacity of the alert score
1.1 ()

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us7000j4kr Scaled population (raster) 0  
  C1 shakemap 0  
  C2 shakemap 0  
  Country Vulnerability 0  
  INFORM_normalised 0  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1483787 0 15 Jan 2023 22:30 6M, 48.125km 4.22 N/A (in MMI>=VII) 00:19 NEIC
1483794 0 15 Jan 2023 22:29 6.2M, 37km 5.51 N/A (in MMI>=VII) 0m (at 00:00) 01:06 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 off shore.

Radius Population
100 km 850000 people
75 km 310000 people
50 km 83000 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Affected populated places

Name Region Province Country City class Population Distance
Silabuhan Aceh Indonesia Village - 41 km
Gosongtelaga Aceh Indonesia Village - 45 km
Muara Oreh Sumatera Utara Indonesia Village - 46 km
Pasar Singkil Aceh Indonesia Village - 47 km
Barus Sumatera Utara Indonesia Village - 53 km
Laegadong Aceh Indonesia Village - 53 km
East Besik Aceh Indonesia Village - 57 km
Boeloedoekoe Sumatera Utara Indonesia Village - 60 km
Koetatinggi Aceh Indonesia Village - 63 km
Lipatkadjang Aceh Indonesia Village - 63 km
Sitandoek Sumatera Utara Indonesia Village - 65 km
Pakkat Sumatera Utara Indonesia Village - 66 km
Lentong Aceh Indonesia Village - 68 km
Bululaga Sumatera Utara Indonesia Village - 68 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
Gunungsitoli GNS unknown 0 75 km
Binaka 6 0 83 km

Ports

Name LOCODE Country Distance
Lae Tapus Indonesia 41 km
Singkil Indonesia 46 km
Barus Indonesia 53 km
Gunungsitoli Indonesia 75 km
Sibolga IDSLG Indonesia 93 km

More information

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