M 5.5 in Chile on 28 Dec 2017 03:54 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: 5.5M
Depth: 52.96 Km
Lat/Lon: -24.8929 , -70.1809
Event Date: 28 Dec 2017 03:54 UTC
28 Dec 2017 00:54 Local
Exposed Population: About 16000 people within 100km
Source: NEIC us1000bwzn
Inserted at: 28 Dec 2017 04:12 UTC
INFORM Coping capacity of the alert score
3 (Chile)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us1000bwzn Scaled population (vector) 0  
  C1 shakemap 0  
  C2 shakemap 0  
  Country Vulnerability 0  
  INFORM_normalised 0  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1192367 0 28 Dec 2017 03:54 5.5M, 52.96km 4.23 20 thousand (in 100km) 00:17 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 Yolanda Norte, Pampa Yolanda, Los Morrales, Oficina Salinitas, Poposo, Pampa Nacha, Estancia Vieja, Monolito, Aguada del Pueblo, Cóndor, and Oficina Ballena.

Radius Population
100 km 16000 people
75 km 11000 people
50 km 2500 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
Yolanda Norte Antofagasta Chile Village - 7 km
Pampa Yolanda Antofagasta Chile Village - 9 km
Los Morrales Antofagasta Chile Village - 19 km
Oficina Salinitas Antofagasta Chile Village - 29 km
Poposo Antofagasta Chile Village - 31 km
Pampa Nacha Antofagasta Chile Village - 32 km
Estancia Vieja Antofagasta Chile Village - 35 km
Monolito Antofagasta Chile Village - 35 km
Aguada del Pueblo Antofagasta Chile Village - 36 km
Cóndor Antofagasta Chile Village - 36 km
Pampa Elena Antofagasta Chile Village - 37 km
Ex Oficina Santa Luisa Antofagasta Chile Village - 37 km
Oficina Alemania Antofagasta Chile Village - 40 km
Oficina Chile Antofagasta Chile Village - 44 km
Pampa Anita Antofagasta Chile Village - 46 km
Los Vientos Antofagasta Chile Village - 48 km
Jose Manuel Balmaceda Antofagasta Chile Village - 48 km
Balmaceda Antofagasta Chile Village - 49 km
Cascabeles Antofagasta Chile Village - 51 km
Pampa Fidelia Antofagasta Chile Village - 52 km
Oficina Rosario Antofagasta Chile Village - 52 km
Rosario Antofagasta Chile Village - 53 km
San Ramón Antofagasta Chile Village - 57 km
Sara Antofagasta Chile Village - 59 km
Canchas Antofagasta Chile Village - 59 km
Estacion Agua Verde Antofagasta Chile Village - 60 km
Lacaile Antofagasta Chile Village - 60 km
Catalina Antofagasta Chile Village - 61 km
Refresco Antofagasta Chile Village - 61 km
Taltal Antofagasta Chile Village 9800 people 64 km
Aguada de Cachinal Antofagasta Chile Village - 67 km
Porfía Antofagasta Chile Village - 68 km
Oficina Ballena 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
Las Breas TTC 786 Civ. Paved No 4500 76 km

Ports

Name LOCODE Country Distance
Taltal CLTTC Chile 64 km

More information

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