Overall Green Earthquake alert in Chile on 21 Sep 2017 19:58 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 4.5 in Chile on 21 Sep 2017 19:58 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:	89.2 Km
Lat/Lon:	-24.593 , -69.359
Event Date:	21 Sep 2017 19:58 UTC 21 Sep 2017 16:58 Local
Exposed Population:	About 19000 people within 100km
Source:	NEIC us2000asqw
Inserted at:	21 Sep 2017 22:37 UTC
INFORM Coping capacity of the alert score:	3.7 (Argentina)
INFORM Coping capacity of the affected contries:	Argentina= 3.7; Chile= 3

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0
us2000asqw	Scaled population (vector)	4.18
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	0.83

Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1181463		0	21 Sep 2017 19:58	4.5M, 89.2km	N/A	20 thousand (in 100km)		02:38	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 unknowed a zone. The alertlevel for this event is GREEN

Intensity	Population
	no people
	120000 people

Shakemaps Timeline

Alert	Shake id #	Score	episodeid	Lat/Lon	Magnitude	Depth	Max MMI	Date shake (UTC)	Delay (hh:mm)
	1	0	1181307	0/0	N/A	N/A	N/A	10 Jan 2018 13:20	2d 18:19	(new episode)

Affected Provinces

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

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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