Overall Green Earthquake alert in Chile on 20 Sep 2015 17:18 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 4.9 in Chile on 20 Sep 2015 17:18 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:	30.66 Km
Lat/Lon:	-30.6107 , -71.6927
Event Date:	20 Sep 2015 17:18 UTC 20 Sep 2015 14:18 Local
Exposed Population:	532940 people within 100km
Source:	NEIC
Inserted at:	20 Sep 2015 17:36 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0.1		0.1
	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
1098418		0.1	20 Sep 2015 17:18	4.9M, 30.66km	N/A	530 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 Coquimbo (population 520,420) . The nearest places are and Los Hornitos.

Radius	Population
100 km	530000 people
75 km	160000 people
50 km	110000 people
20 km	5300 people
10 km	1700 people
5 km	<1000 people
2 km	<1000 people

Affected Provinces

Region Province	Country	Population
Coquimbo	Chile	520000 people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Los Hornitos	Coquimbo	Chile	Village	-	12 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
Santa Rosa de Tabali		239					29 km
Ovalle	OVL	unknown					52 km

Ports

Name	LOCODE	Country	Distance
Guayacan	CLGYC	Chile	79 km
Coquimbo	CLCQQ	Chile	80 km

Dams

Reservoir	Dam Name	River	Year	Distance
Recoleta	Recoleta	Hurtado	1934	59 km

More information

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

Disclaimer
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