M 4.9 in Chile on 17 Apr 2017 21:14 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: 4.9M
Depth: 65.21 Km
Lat/Lon: -22.3726 , -69.8825
Event Date: 17 Apr 2017 21:14 UTC
17 Apr 2017 18:14 Local
Exposed Population:
About 36000 people within 100km
Source: NEIC us10008ifs
Inserted at: 17 Apr 2017 21:42 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
us10008ifs 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
1164352 0 17 Apr 2017 21:14 4.9M, 65.21km N/A 40 thousand (in 100km) 00:27 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 Antofagasta (population 423,780) . The nearest places are Colupito, María Elena, Ojeda, Coya Sur, El Tigre, José Francisco Vergara, Vergara, Barriles, Pedro de Valdivia, Los Dones, and Nacara.

Radius Population
100 km 37000 people
75 km 32000 people
50 km 30000 people
20 km <1000 people
10 km <1000 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Antofagasta Chile 420000 people

Affected populated places

Name Region Province Country City class Population Distance
Colupito Antofagasta Chile Village - 18 km
María Elena Antofagasta Chile Village - 24 km
Ojeda Antofagasta Chile Village - 28 km
Coya Sur Antofagasta Chile Village - 28 km
El Tigre Antofagasta Chile Village - 28 km
José Francisco Vergara Antofagasta Chile Village - 30 km
Vergara Antofagasta Chile Village - 32 km
Barriles Antofagasta Chile Village - 35 km
Pedro de Valdivia Antofagasta Chile City - 35 km
Los Dones Antofagasta Chile Village - 39 km
Gatico Antofagasta Chile Village - 39 km
Puntillas Antofagasta Chile Village - 40 km
Tres Puntas Antofagasta Chile Village - 41 km
Oficina Toco Antofagasta Chile Village - 42 km
Quillagua Antofagasta Chile Village - 42 km
Cobija Antofagasta Chile Village - 43 km
Tocopilla Antofagasta Chile City 24000 people 43 km
Toco Antofagasta Chile Village - 45 km
Lynch Antofagasta Chile Village - 45 km
Rica Aventura Antofagasta Chile Village - 46 km
Bomba Vergara Antofagasta Chile Village - 46 km
Aventura Antofagasta Chile Village - 52 km
Michilla Antofagasta Chile Village - 57 km
La Posada Antofagasta Chile Village - 57 km
Algorta Antofagasta Chile Village - 57 km
Guacate Antofagasta Chile Village - 63 km
Campamento Esmeralda Antofagasta Chile Village - 64 km
Pozo Perdido Antofagasta Chile Village - 65 km
Nacara Antofagasta Chile 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
Maria Elena 1311 0 19 km
Barriles TOQ 975 Civ. Paved No 5300 30 km

Ports

Name LOCODE Country Distance
Tocopilla CLTOQ Chile 44 km

More information

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