M 4.5 in Chile on 17 May 2017 00:42 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: 46.6 Km
Lat/Lon: -22.0127 , -70.0748
Event Date: 17 May 2017 00:42 UTC
16 May 2017 20:42 Local
Exposed Population:
About 31000 people within 100km
Source: NEIC us10008sw0
Inserted at: 17 May 2017 01:09 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
us10008sw0 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
1168072 0 17 May 2017 00:42 4.5M, 46.6km N/A 30 thousand (in 100km) 00:26 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 Quillagua, Barriles, Tocopilla, El Tigre, Tres Puntas, Pozo Perdido, La Posada, Ojeda, Colupito, Puntillas, and José Francisco Vergara.

Radius Population
100 km 32000 people
75 km 29000 people
50 km 25000 people
20 km 24000 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
Quillagua Antofagasta Chile Village - 10 km
Barriles Antofagasta Chile Village - 12 km
Tocopilla Antofagasta Chile City 24000 people 14 km
El Tigre Antofagasta Chile Village - 15 km
Tres Puntas Antofagasta Chile Village - 21 km
Pozo Perdido Antofagasta Chile Village - 23 km
La Posada Antofagasta Chile Village - 23 km
Ojeda Antofagasta Chile Village - 25 km
Colupito Antofagasta Chile Village - 26 km
Puntillas Antofagasta Chile Village - 35 km
Rica Aventura Antofagasta Chile Village - 48 km
Oficina Toco Antofagasta Chile Village - 48 km
Aventura Antofagasta Chile Village - 49 km
Toco Antofagasta Chile Village - 50 km
María Elena Antofagasta Chile Village - 56 km
Gatico Antofagasta Chile Village - 58 km
Cobija Antofagasta Chile Village - 63 km
Coya Sur Antofagasta Chile Village - 63 km
Quebradillas Antofagasta Chile Village - 67 km
Vergara Antofagasta Chile Village - 69 km
Quillagua Antofagasta Chile Village - 69 km
José Francisco Vergara 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 14 km
Maria Elena 1311 0 50 km

Ports

Name LOCODE Country Distance
Tocopilla CLTOQ Chile 14 km

More information

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