M 4.6 in Chile on 01 Sep 2020 05:14 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: 23.16 Km
Lat/Lon: -27.9766 , -71.4365
Event Date: 01 Sep 2020 05:14 UTC
01 Sep 2020 00:14 Local
Exposed Population:
About 66000 people within 100km
Source: NEIC us7000bfku
Inserted at: 01 Sep 2020 05:40 UTC
INFORM Coping capacity of the alert score
3 (Chile)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us7000bfku Scaled population (vector) 4.17  
  C1 earthquake 1.44  
  C2 earthquake -1.48  
  Country Vulnerability -0.64  
  INFORM_normalised 0.75  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1329568 0 01 Sep 2020 05:14 4.6M, 23.16km N/A 70 thousand (in 100km) 00:25 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 Chile , Region of Atacama (population 238,212) . The nearest places are Carrizal Bajo, Barranquilla, Challe, Totoral, Perales, Portezuelo, Canto de Agua, Chorrillos, Huasco, Huasco Bajo, and Freirina.

Radius Population
100 km 66000 people
75 km 15000 people
50 km 1500 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Atacama Chile 240000 people
Coquimbo Chile 520000 people
La Rioja Argentina 230000 people
San Juan Argentina 550000 people
Antofagasta Chile 420000 people
Catamarca Argentina 270000 people
Salta Argentina 900000 people
Valparaiso Chile 1.4 million people
Mendoza Argentina 1.5 million people

Affected populated places

Name Region Province Country City class Population Distance
Carrizal Bajo Atacama Chile Village - 31 km
Barranquilla Atacama Chile Village - 35 km
Challe Atacama Chile Village - 46 km
Totoral Atacama Chile Village - 48 km
Perales Atacama Chile Village - 52 km
Portezuelo Atacama Chile Village - 53 km
Canto de Agua Atacama Chile Village - 53 km
Chorrillos Atacama Chile Village - 56 km
Huasco Atacama Chile Village - 58 km
Huasco Bajo Atacama Chile Village - 60 km
Leoncito Atacama Chile Village - 62 km
Agua de Lazo Atacama Chile Village - 63 km
Planta Concentradora Astillas Atacama Chile Village - 64 km
Las Tablas Atacama Chile Village - 68 km
Freirina Atacama Chile Village - 68 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
Vallenar VLR 526 Civ. Paved No 4500 96 km

Ports

Name LOCODE Country Distance
Carrizal Chile 29 km
Huasco CLHSO Chile 57 km

More information

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