Overall Green Earthquake alert in Chile on 05 Dec 2012 16:25 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

M 4.6 in Chile on 05 Dec 2012 16:25 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:	4.6M
Depth:	71.5 Km
Lat/Lon:	-28.6286 , -70.0375
Event Date:	05 Dec 2012 16:25 UTC 05 Dec 2012 13:25 Local
Exposed Population:	About 65000 people within 100km
Source:	NEIC us2012iuap
Inserted at:	05 Dec 2012 17:46 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0.5		0.5
us2012iuap	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

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
121275		0.5	05 Dec 2012 16:25	4.6M, 71.5km	N/A	60 thousand (in 100km)		01:20	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 Atacama (population 238,212) .

Radius	Population
100 km	65000 people
75 km	48000 people
50 km	5300 people
20 km	<1000 people
10 km	<1000 people
5 km	<1000 people
2 km	<1000 people

Affected Provinces

Country	Region Province	Population
Chile	Atacama	240000 people
Argentina	San Juan	550000 people
Argentina	La Rioja	230000 people
Chile	Coquimbo	520000 people

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
Vallenar	VLR	526	Civ.	Paved	No	4500	70 km
Pelicano		1121					98 km

More information

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

Disclaimer
While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information.
The JRC is not responsible for any damage or loss resulting from the use of the information presented on this website.
The designations employed and the presentation of material on the map do not imply the expression of any opinion whatsoever on the part of the European Union concerning the legal status of any country, territory or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.