M 4.5 in Argentina on 28 Feb 2021 19:21 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: 530.47 Km
Lat/Lon: -22.1265 , -63.7713
Event Date: 28 Feb 2021 19:21 UTC
28 Feb 2021 16:21 Local
Exposed Population:
300000 people within 100km
Source: NEIC us7000dee2
Inserted at: 28 Feb 2021 19:38 UTC
INFORM Coping capacity of the alert score
5.4 (Bolivia)
INFORM Coping capacity of the affected contries: Bolivia= 5.4; Argentina= 3.7

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us7000dee2 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
1361160 0 28 Feb 2021 19:21 4.5M, 530.47km N/A 310 thousand (in 100km) 00:16 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 Playa Ancha, Itangua, Campo Durán, Yacuiba, Aguaray, Puerto Viejo, Aguairenda, Angostura, Acambuco, Sausalito, and Abanay.

Radius Population
100 km 310000 people
75 km 220000 people
50 km 190000 people
20 km 100000 people
10 km 1500 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Salta Argentina 900000 people
Tarija Bolivia 300000 people

Affected populated places

Name Region Province Country City class Population Distance
Playa Ancha Salta Argentina Village - 4 km
Itangua Salta Argentina Village - 5 km
Campo Durán Salta Argentina Village - 14 km
Yacuiba Tarija Bolivia Village 66000 people 16 km
Aguaray Salta Argentina Village - 17 km
Puerto Viejo Tarija Bolivia Village - 18 km
Aguairenda Tarija Bolivia Village - 19 km
Angostura Salta Argentina Village - 19 km
Acambuco Salta Argentina Village - 19 km
Sausalito Tarija Bolivia Village - 20 km
El Pajeal Salta Argentina Village - 20 km
Aguaragüe Tarija Bolivia Village - 21 km
Piquirenda Salta Argentina Village - 26 km
Río Negro Tarija Bolivia Village - 27 km
Piedra Blanca Tarija Bolivia Village - 29 km
Aguayrenda Tarija Bolivia Village - 31 km
Aguacandita Tarija Bolivia Village - 31 km
Aguairendita Tarija Bolivia Village - 33 km
Birag Tarija Bolivia Village - 34 km
Yucal Tarija Bolivia Village - 35 km
Yariguarenda Salta Argentina Village - 36 km
Tatarenda Tarija Bolivia Village - 36 km
Tacola de Ada Tarija Bolivia Village - 38 km
La Petrolera Tarija Bolivia Village - 40 km
Campamento Central Tarija Bolivia Village - 40 km
Divisadero Tarija Bolivia Village - 40 km
San Pedro Salta Argentina Village - 41 km
Agua Blanca Tarija Bolivia Village - 41 km
Barros Tarija Bolivia Village - 42 km
Tonono Salta Argentina Village - 42 km
Gambor Tarija Bolivia Village - 43 km
Barro Negro Tarija Bolivia Village - 44 km
Tartagal Salta Argentina Village 60000 people 47 km
Pampa Redonda Tarija Bolivia Village - 48 km
Común Tarija Bolivia Village - 49 km
Saladillo Tarija Bolivia Village - 49 km
Zanja Honda Tarija Bolivia Village - 49 km
Chiquiacá Tarija Bolivia Village - 50 km
Yaguacua Tarija Bolivia Village - 50 km
Cañada Oculta Tarija Bolivia Village - 55 km
Nazareno Tarija Bolivia Village - 55 km
Achiralito Tarija Bolivia Village - 56 km
Algarrobilla Tarija Bolivia Village - 56 km
General Mosconi Salta Argentina Village - 56 km
Llanadas Tarija Bolivia Village - 57 km
Tupambi Tarija Bolivia Village - 57 km
Cañón Seco Tarija Bolivia Village - 58 km
Ibitibi Tarija Bolivia Village - 58 km
Talaba Tarija Bolivia Village - 59 km
Salinas Tarija Bolivia Village - 61 km
Alto Lajitas Tarija Bolivia Village - 63 km
Juntas Tarija Bolivia Village - 63 km
Soledad Tarija Bolivia Village - 64 km
Timboy Tarija Bolivia Village - 64 km
Buyuyu Tarija Bolivia Village - 65 km
San Vicama Tarija Bolivia Village - 65 km
Tunalito Salta Argentina Village - 66 km
El Huaico Tarija Bolivia Village - 66 km
Cañas Tarija Bolivia Village - 66 km
Cortadera Tarija Bolivia Village - 66 km
Lagunillas Tarija Bolivia Village - 67 km
Tunitas Tarija Bolivia Village - 69 km
Colmena Tarija Bolivia Village - 69 km
San Telmo Tarija Bolivia Village - 69 km
Abanay Tarija Bolivia 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
Yacuiba BYC 645 Civ. Unpaved Yes 6000 21 km
Tartagal / G Enrique Mosconi TTG 449 Civ. Paved Yes 4900 55 km
Tartagal G Enrique Mosconi 450 0 57 km
Bermejo BJO 381 Civ. Unpaved No 4100 91 km

More information

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