M 4.9 in Chile on 16 Dec 2012 20:39 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: 108.5 Km
Lat/Lon: -19.8127 , -69.5099
Event Date: 16 Dec 2012 20:39 UTC
16 Dec 2012 17:39 Local
Exposed Population:
240000 people within 100km
Source: NEIC usc000eauj
Inserted at: 16 Dec 2012 20:56 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000eauj 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
121484 0.5 16 Dec 2012 20:39 4.9M, 108.5km N/A 240 thousand (in 100km) 00:16 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 Tarapaca (population 350,373) . The nearest places are Iquique, Chintuya, Caigua, and Ocharaza.

Radius Population
100 km 240000 people
75 km 13000 people
50 km 6400 people
20 km <1000 people
10 km <1000 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Tarapaca Chile 350000 people

Affected populated places

Name Region Province Country City class Population Distance
Caigua Tarapaca Chile Village - 10 km
Chintuya Tarapacá Chile Village - 11 km
Ocharaza Tarapaca Chile Village - 11 km
Iquique Tarapacá Chile Major city 220000 people 81 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
Zapiga 1160 47 km
Canchones West 914 69 km

Ports

Name LOCODE Country Distance
Pisagua CLPIS Chile 79 km
Iquique CLIQQ Chile 80 km

More information

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