M 4.9 in Chile on 21 Aug 2017 12:02 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: 4.9M
Depth: 98.1 Km
Lat/Lon: -33.1283 , -70.389
Event Date: 21 Aug 2017 12:02 UTC
21 Aug 2017 09:02 Local
Exposed Population:
7370000 people within 100km
Source: NEIC us2000aa5u
Inserted at: 21 Aug 2017 12:17 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 -0.8 -0.8
us2000aa5u 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
1178114 -0.8 21 Aug 2017 12:02 4.9M, 98.1km N/A 7.4 million (in 100km) 00:14 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 Region Metropolitana (population 5,170,293) . The nearest places are Paso Marchant, Villa Paulina, El Saladillo, Farellones, La Dehesa, Los Azules, Los Riecillos, Baños de Colina, Corral Quemado, Guardia Vieja, and Bustamante.

Radius Population
100 km 7.4 million people
75 km 6.7 million people
50 km 3.2 million people
20 km 6500 people
10 km <1000 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Region Metropolitana Chile 5.2 million people
Valparaiso Chile 1.4 million people

Affected populated places

Name Region Province Country City class Population Distance
Paso Marchant Region Metropolitana Chile Village - 16 km
Villa Paulina Region Metropolitana Chile Village - 17 km
El Saladillo Valparaiso Chile Village - 22 km
Farellones Región Metropolitana Chile Village - 23 km
La Dehesa Region Metropolitana Chile Village - 23 km
Los Azules Valparaiso Chile Village - 24 km
Los Riecillos Valparaiso Chile Village - 24 km
Baños de Colina Región Metropolitana Chile Village - 24 km
Corral Quemado Región Metropolitana Chile Village - 25 km
Guardia Vieja Valparaiso Chile Village - 26 km
Cometierra Region Metropolitana Chile Village - 26 km
Los Espinos Valparaiso Chile Village - 27 km
Lo Barnechea Region Metropolitana Chile Village - 27 km
Arrayán Región Metropolitana Chile Village - 28 km
Chicureo Abajo Region Metropolitana Chile Village - 29 km
Colina Region Metropolitana Chile Village - 29 km
Río Colorado Valparaiso Chile Village - 29 km
Casas de Chacabuco Región Metropolitana Chile Village - 30 km
San Luis Region Metropolitana Chile Village - 30 km
Tollo Region Metropolitana Chile Village - 30 km
Peralillo Valparaiso Chile Village - 31 km
Lo Curro Region Metropolitana Chile Village - 32 km
Alto de la Posada Valparaiso Chile Village - 32 km
Conchalí Región Metropolitana Chile Village - 32 km
Apoquindo Region Metropolitana Chile Village - 33 km
Huechún Region Metropolitana Chile Village - 34 km
Los Ranchillos Region Metropolitana Chile Village - 35 km
El Guapi Valparaiso Chile Village - 35 km
Pocuro Valparaiso Chile Village - 35 km
El Juncal Valparaíso Chile Village - 36 km
La Yesera Valparaiso Chile Village - 36 km
Las Condes Region Metropolitana Chile Village - 37 km
San Ramón Region Metropolitana Chile Village - 37 km
Los Andes Valparaíso Chile City 56000 people 38 km
Lo Aranguiz Region Metropolitana Chile Village - 38 km
Calle Larga Valparaiso Chile Village - 38 km
La Reina Region Metropolitana Chile Village - 39 km
El Pino Valparaiso Chile Village - 39 km
Lo Contador Region Metropolitana Chile Village - 39 km
Cajón de los Valle Region Metropolitana Chile Village - 40 km
Portillo Valparaiso Chile Village - 41 km
Estación Colina Region Metropolitana Chile Village - 41 km
Auco Valparaíso Chile Village - 41 km
Batuco Región Metropolitana Chile Village - 41 km
Corrales Región Metropolitana Chile Village - 41 km
Valle Alegre Valparaiso Chile Village - 41 km
Peñalolén Región Metropolitana Chile Village - 42 km
Tabolango Valparaiso Chile Village - 42 km
El Mirador Region Metropolitana Chile Village - 42 km
San Regis Valparaiso Chile Village - 42 km
Chacra Valparaíso Region Metropolitana Chile Village - 42 km
Canabina Valparaíso Chile Village - 43 km
Quilicura Region Metropolitana Chile Village - 43 km
Rinconada de los Andes Valparaiso Chile Village - 44 km
Carrascal Region Metropolitana Chile Village - 44 km
Santiago Región Metropolitana Chile Capital 4.8 million people 45 km
La Placilla Valparaiso Chile Village - 45 km
Comunidad de las Bandurrias Valparaiso Chile Village - 45 km
El Bosque Valparaiso Chile Village - 45 km
Caracoles Valparaíso Chile Village - 45 km
La Cumbre Regíon Metropolitana Chile Village - 45 km
Chacarilla de Macul Region Metropolitana Chile Village - 45 km
Alfalfal Región Metropolitana Chile Village - 45 km
San Francisco Valparaiso Chile Village - 46 km
Montenegro Región Metropolitana Chile Village - 46 km
Los Maitenes Region Metropolitana Chile Village - 46 km
San Joaquín Region Metropolitana Chile Village - 46 km
Santa Teresa de Lo Ovalle Region Metropolitana Chile Village - 46 km
Eva Perón Mendoza Argentina Village - 47 km
El Retamo Region Metropolitana Chile Village - 47 km
Puente Salinillas Region Metropolitana Chile Village - 48 km
Polpaico Region Metropolitana Chile Village - 48 km
El Olivo Valparaiso Chile Village - 48 km
La Feria Region Metropolitana Chile Village - 48 km
Lo Calvo Valparaiso Chile Village - 48 km
Curimón Valparaiso Chile Village - 48 km
Baños del Tupungato Región Metropolitana Chile Village - 48 km
Baños El Barro Valparaiso Chile Village - 49 km
Rungue Region Metropolitana Chile Village - 49 km
La Lata Region Metropolitana Chile Village - 49 km
La Florida Region Metropolitana Chile Village - 50 km
Barrancas Región Metropolitana Chile Village - 50 km
Peumos Region Metropolitana Chile Village - 50 km
Tiltil Región Metropolitana Chile Village - 51 km
Las Lajas Region Metropolitana Chile Village - 51 km
Lampa Region Metropolitana Chile Village 29000 people 51 km
La Estrella Region Metropolitana Chile Village - 51 km
La Obra Región Metropolitana Chile Village - 51 km
Jahuel Valparaiso Chile Village - 52 km
San Felipe Valparaíso Chile City 58000 people 52 km
Santa Filomena Valparaiso Chile Village - 52 km
Errázuriz Region Metropolitana Chile Village - 52 km
Balneario de Jahuel Valparaíso Chile Village - 52 km
Comunidad Campo de Ahumada Valparaiso Chile Village - 53 km
La Finca Region Metropolitana Chile Village - 53 km
El Peral Region Metropolitana Chile Village - 53 km
San Juan del Peral Region Metropolitana Chile Village - 54 km
La Cisterna Region Metropolitana Chile Village - 54 km
Enrique Meiggs Valparaiso Chile Village - 54 km
Espejo Region Metropolitana Chile Village - 54 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
La Victoria de Chacabuco 640 0 32 km
Eulogio Sanchez 649 Civ. Paved Yes 3200 38 km
San Rafael LOB 750 Civ. Unpaved No 3400 42 km
Arturo Merino Benitez International SCL 474 Civ. Paved Yes 10400 47 km
Los Cerrillos ULC 511 Civ. Paved Yes 6900 50 km
Victor Lafon SSD 658 Civ. Unpaved No 3700 52 km
El Bosque 561 Mil. Paved No 6000 56 km

Dams

Reservoir Dam Name River Year Distance
Yeso Yeso Yeso 1967 66 km

More information

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