M 4.6 in Colombia on 23 Jan 2021 08:24 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: 23.48 Km
Lat/Lon: 6.0519 , -77.4763
Event Date: 23 Jan 2021 08:24 UTC
23 Jan 2021 03:24 Local
Exposed Population:
170000 people within 100km
Source: NEIC us7000d2mv
Inserted at: 23 Jan 2021 08:46 UTC
INFORM Coping capacity of the alert score
4 (Colombia)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us7000d2mv Scaled population (vector) 5.1  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability -0.15  
  INFORM_normalised 0.87  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1354412 0 23 Jan 2021 08:24 4.6M, 23.48km N/A 170 thousand (in 100km) 00:22 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 Colombia , Department of Choco (population 363,180) . The nearest places are El Valle, Cocal, Bahía Solano, Huina, Mecana, Huaca, Jurubidá, Jurbida, Santa Catalina de Corondo, Nabugá, and Cupica.

Radius Population
100 km 170000 people
75 km 60000 people
50 km 27000 people
20 km 5400 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Choco Colombia 360000 people

Affected populated places

Name Region Province Country City class Population Distance
El Valle Chocó Colombia Village - 8 km
Cocal Chocó Colombia Village - 13 km
Bahía Solano Choco Colombia Village - 21 km
Huina Chocó Colombia Village - 24 km
Mecana Chocó Colombia Village - 29 km
Huaca Chocó Colombia Village - 31 km
Jurubidá Chocó Colombia Village - 32 km
Jurbida Chocó Colombia Village - 33 km
Santa Catalina de Corondo Chocó Colombia Village - 36 km
Nabugá Choco Colombia Village - 41 km
Tibugá Choco Colombia Village - 41 km
Chano Chocó Colombia Village - 42 km
Nuquí Chocó Colombia Village - 46 km
Coquí Choco Colombia Village - 52 km
Arusí Choco Colombia Village - 52 km
Quibdo Chocó Colombia Village - 62 km
Chachajo Choco Colombia Village - 66 km
Buev Choco Colombia Village - 66 km
Cuevita Chocó Colombia Village - 67 km
Cupica Chocó Colombia Village - 70 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
Jose Celestino Mutis BSC 24 Civ. Paved Yes 3900 19 km
Nuqui NQU unknown 0 45 km
Bahia Cupica BHF unknown 0 58 km

Ports

Name LOCODE Country Distance
Bahia Solarno Colombia 12 km

More information

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