M 4.7 in Chile on 04 Apr 2014 04:34 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: 4.7M
Depth: 59.5 Km
Lat/Lon: -22.1874 , -70.308
Event Date: 04 Apr 2014 04:34 UTC
04 Apr 2014 01:34 Local
Exposed Population:
About 35686 people within 100km
Source: NEIC
Inserted at: 04 Apr 2014 04:55 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
Scaled population (vector) n.a  
  C1 earthquake n.a  
  C2 earthquake n.a  
  Country Vulnerability n.a  
  INFORM_normalised n.a  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1045765 0 04 Apr 2014 04:34 4.7M, 59.5km N/A 40 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 Chile , Region of Antofagasta (population 423,780) . The nearest places are Tres Puntas, Tocopilla, Quillagua, Barriles, El Tigre, Gatico, Colupito, Cobija, Pozo Perdido, Ojeda, and María Elena.

Radius Population
100 km 33000 people
75 km 29000 people
50 km 26000 people
20 km 25000 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Antofagasta Chile 420000 people

Affected populated places

Name Region Province Country City class Population Distance
Tres Puntas Antofagasta Chile Village - 9 km
Tocopilla Antofagasta Chile City 24000 people 15 km
Quillagua Antofagasta Chile Village - 20 km
Barriles Antofagasta Chile Village - 22 km
El Tigre Antofagasta Chile Village - 30 km
Gatico Antofagasta Chile Village - 38 km
Colupito Antofagasta Chile Village - 40 km
Cobija Antofagasta Chile Village - 42 km
Pozo Perdido Antofagasta Chile Village - 44 km
Ojeda Antofagasta Chile Village - 46 km
La Posada Antofagasta Chile Village - 53 km
Puntillas Antofagasta Chile Village - 60 km
Michilla Antofagasta Chile Village - 61 km
María Elena Antofagasta Chile Village - 69 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
Barriles TOQ 975 Civ. Paved No 5300 25 km
Maria Elena 1311 0 62 km

Ports

Name LOCODE Country Distance
Tocopilla CLTOQ Chile 16 km

More information

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