M 4.6 in Argentina on 22 Feb 2021 23:14 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: 114.41 Km
Lat/Lon: -29.9927 , -69.1721
Event Date: 22 Feb 2021 23:14 UTC
22 Feb 2021 20:14 Local
Exposed Population:
About 31000 people within 100km
Source: NEIC us6000dk9x
Inserted at: 23 Feb 2021 00:07 UTC
INFORM Coping capacity of the alert score
3.7 (Argentina)
INFORM Coping capacity of the affected contries: Argentina= 3.7; Chile= 3

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us6000dk9x Scaled population (vector) 4.66  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 0.83  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1360075 0 22 Feb 2021 23:14 4.6M, 114.41km N/A 30 thousand (in 100km) 00:53 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 San Juan (population 547,865) . The nearest places are Malimán de Abajo, Angualasto, Colangüil, Los Casitas, La Chigua, Carrisalito, Colola, El Molle, Tudcum, Rodeo, and La Ciénaga de Cumillango.

Radius Population
100 km 31000 people
75 km 21000 people
50 km 14000 people
20 km 1700 people
10 km <1000 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
San Juan Argentina 550000 people

Affected populated places

Name Region Province Country City class Population Distance
Malimán de Abajo San Juan Argentina Village - 4 km
Angualasto San Juan Argentina Village - 7 km
Colangüil San Juan Argentina Village - 7 km
Los Casitas San Juan Argentina Village - 8 km
La Chigua San Juan Argentina Village - 11 km
Carrisalito San Juan Argentina Village - 22 km
Colola San Juan Argentina Village - 23 km
El Molle San Juan Argentina Village - 23 km
Tudcum San Juan Argentina Village - 24 km
Rodeo San Juan Argentina Village - 25 km
Chinguillo San Juan Argentina Village - 29 km
Macataclasto San Juan Argentina Village - 29 km
El Salado San Juan Argentina Village - 35 km
Huerta de Guachi San Juan Argentina Village - 36 km
Las Flores San Juan Argentina Village - 37 km
Médano San Juan Argentina Village - 37 km
Baño Centenario San Juan Argentina Village - 37 km
Pasleam San Juan Argentina Village - 40 km
Palca San Juan Argentina Village - 42 km
Pachimoco San Juan Argentina Village - 43 km
Panacán San Juan Argentina Village - 44 km
Iglesia San Juan Argentina Village - 47 km
Villa Mercedes San Juan Argentina Village - 47 km
San José de Jáchal San Juan Argentina Village - 49 km
Jagüelito San Juan Argentina Village - 51 km
El Fiscal San Juan Argentina Village - 55 km
La Ciénaga San Juan Argentina Village - 61 km
Niquivil San Juan Argentina Village - 65 km
Fierro San Juan Argentina Village - 68 km
Huaco San Juan Argentina Village - 69 km
La Ciénaga de Cumillango San Juan 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.