M 4.6 in Argentina on 31 Dec 2020 21:13 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: 260.64 Km
Lat/Lon: -22.9622 , -66.5889
Event Date: 31 Dec 2020 21:13 UTC
31 Dec 2020 18:13 Local
Exposed Population:
About 22000 people within 100km
Source: NEIC us6000d4mx
Inserted at: 31 Dec 2020 21:35 UTC
INFORM Coping capacity of the alert score
5.4 (Bolivia)
INFORM Coping capacity of the affected contries: Bolivia= 5.4; Argentina= 3.7; Chile= 3

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us6000d4mx Scaled population (vector) 0  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1350768 0 31 Dec 2020 21:13 4.6M, 260.64km N/A 20 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 Argentina , Province of Jujuy (population 530,886) . The nearest places are Tocol, Rosario, Coranzulí, Pairique Chico, Palrique Grande, Turu Tari, Mina Pirquita, Antiguyo, Toro, Farillón, and Abdón Castro Tolay.

Radius Population
100 km 23000 people
75 km 7200 people
50 km 2300 people
20 km <1000 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Jujuy Argentina 530000 people

Affected populated places

Name Region Province Country City class Population Distance
Tocol Jujuy Argentina Village - 15 km
Rosario Jujuy Argentina Village - 18 km
Coranzulí Jujuy Argentina Village - 21 km
Pairique Chico Jujuy Argentina Village - 25 km
Palrique Grande Jujuy Argentina Village - 27 km
Turu Tari Jujuy Argentina Village - 29 km
Mina Pirquita Jujuy Argentina Village - 32 km
Antiguyo Jujuy Argentina Village - 32 km
Toro Jujuy Argentina Village - 37 km
Farillón Jujuy Argentina Village - 41 km
Orosmayo Jujuy Argentina Village - 49 km
Loma Blanca Jujuy Argentina Village - 52 km
Olaroz Grande Jujuy Argentina Village - 53 km
Casabindo Jujuy Argentina Village - 54 km
Lopiara Jujuy Argentina Village - 55 km
Quichagua Jujuy Argentina Village - 60 km
Olaroz Chico Jujuy Argentina Village - 61 km
Santa Ana Jujuy Argentina Village - 61 km
Tusaquilla Jujuy Argentina Village - 61 km
Casa Colorada Jujuy Argentina Village - 62 km
Susques Jujuy Argentina Village - 64 km
Tiamayo Jujuy Argentina Village - 65 km
Tambillos Jujuy Argentina Village - 68 km
Chilena Potosí Bolivia Village - 68 km
Abdón Castro Tolay Jujuy Argentina Village - 70 km

see full list

Critical infrastructure

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

More information

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