M 4.5 in Argentina on 23 Jan 2021 11:22 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: 4.5M
Depth: 188.73 Km
Lat/Lon: -24.3237 , -67.3026
Event Date: 23 Jan 2021 11:22 UTC
23 Jan 2021 08:22 Local
Exposed Population:
About 6000 people within 100km
Source: NEIC us7000d2nk
Inserted at: 23 Jan 2021 11:43 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
us7000d2nk Scaled population (vector) 3.41  
  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
1354433 0 23 Jan 2021 11:22 4.5M, 188.73km N/A 7 thousand (in 100km) 00:20 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 Salta (population 897,526) . The nearest places are Tolar Grande, Salar de Pocitos, Agua Blanca, Campamento El Laco, Horno Auspurg, Catúa, Olacapato Chico, Santa Rosa, Huaitiquina, and El Porvenir.

Radius Population
100 km 6900 people
75 km 1900 people
50 km <1000 people
20 km <1000 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Salta Argentina 900000 people

Affected populated places

Name Region Province Country City class Population Distance
Tolar Grande Salta Argentina Village - 31 km
Salar de Pocitos Salta Argentina Village - 33 km
Agua Blanca Salta Argentina Village - 40 km
Campamento El Laco Antofagasta Chile Village - 56 km
Horno Auspurg Jujuy Argentina Village - 57 km
Catúa Salta Argentina Village - 59 km
Olacapato Chico Jujuy Argentina Village - 63 km
Santa Rosa Salta Argentina Village - 63 km
Huaitiquina Salta Argentina Village - 66 km
El Porvenir Jujuy Argentina Village - 68 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.