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.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


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 in Indonesia ,of Sumatera Utara (population 9,319,344) . The alertlevel for this event is GREEN

Intensity Population
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1483787 97.939/1.878 6 48.1 4.218 15 Jan 2023 22:54 00:24 (new episode)
2 0 1483794 98.014/2.004 6.2 37 5.508 15 Jan 2023 23:40 01:10 (new episode)
3 0 1483794 98.014/2.004 6.2 37 5.508 16 Jan 2023 00:35 02:05 (upd of #2)
4 0 1483794 98.014/2.004 6.2 37 5.508 16 Jan 2023 22:40 1d 00:10 (upd of #3)

Affected Provinces

Intensity Region Province Country Population
Sumatera Utara Indonesia 1.8 million people
Aceh Indonesia 230000 people
Sumatera Utara Indonesia <1000 people
Aceh Indonesia <1000 people
Sumatera Barat Indonesia <1000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Muara Oreh Sumatera Utara Indonesia Village - 46 km
Pasar Singkil Aceh Indonesia Village - 47 km
Barus Sumatera Utara Indonesia Village - 53 km
Pakkat Sumatera Utara Indonesia Village - 66 km
Ladara Sumatera Utara Indonesia Village - 70 km
Sorkam Sumatera Utara Indonesia Village - 72 km
Parlilitan Sumatera Utara Indonesia Village - 75 km
Gunungsitoli Sumatera Utara Indonesia Village - 76 km
Sifahandro Sumatera Utara Indonesia Village - 77 km
Sihikit Sumatera Utara Indonesia Village - 85 km
Salak Sumatera Utara Indonesia Village - 86 km
Bodsihona Sumatera Utara Indonesia Village - 89 km
Sibolga Sumatera Utara Indonesia Village 79000 people 95 km
Dolok Sanggul Sumatera Utara Indonesia Village - 99 km
Lahewa Sumatera Utara Indonesia Village - 101 km
Afulu Sumatera Utara Indonesia Village - 104 km
Singkam Sumatera Utara Indonesia Village - 110 km
Krueng Luas Aceh Indonesia Village - 111 km
Situmeang Sumatera Utara Indonesia Village - 114 km
Tarutung Sumatera Utara Indonesia Village - 114 km
Panguruan Sumatera Utara Indonesia Village - 117 km
Lumut Sumatera Utara Indonesia Village - 118 km
Sirombu Sumatera Utara Indonesia Village - 118 km
Sawongon Sumatera Utara Indonesia Village - 120 km
Siborongborong Sumatera Utara Indonesia Village - 121 km
Nainggolan Sumatera Utara Indonesia Village - 122 km
Hiliobolata Sumatera Utara Indonesia Village - 125 km
Sipahutar Sumatera Utara Indonesia Village - 130 km
Sarulla Sumatera Utara Indonesia Village - 131 km
Batangtoroe Sumatera Utara Indonesia Village - 132 km
Tigabinaga Sumatera Utara Indonesia Village - 137 km
Balige Sumatera Utara Indonesia Village - 137 km
Saribudolok Sumatera Utara Indonesia Village - 139 km
Telukdalam Sumatera Utara Indonesia Village - 146 km

see full list


Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Gunungsitoli GNS unknown 0 75 km
Binaka 6 0 83 km
Pinangsore 10 0 112 km

Ports

Intensity 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.