Overall Green Earthquake alert in South Georgia and the South Sandwich Islands on 03 Apr 2020 22:50 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 5 in South Georgia and the South Sandwich Islands on 03 Apr 2020 22:50 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:	5.0M
Depth:	27.8 Km
Lat/Lon:	-58.658 , -25.2733
Event Date:	03 Apr 2020 22:50 UTC 03 Apr 2020 20:50 Local
Exposed Population:	No people within 100km
Source:	NEIC us70008n56
Inserted at:	06 Apr 2020 13:39 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0
us70008n56	Scaled population (raster)	0
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	1

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
1303889		0	03 Apr 2020 22:50	5.4M, 24.63km	3.31	No people affected (in 100km)		02:07	NEIC
1304261		0	03 Apr 2020 22:50	5M, 27.8km	3.17	No people affected (in 100km)		2d 14:48	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

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Max MMI	Date shake (UTC)	Delay (hh:mm)
1	1303889	-58.662/-25.282	5.4	24.6	3.311	03 Apr 2020 23:17	00:26	(new episode)
2	1303889	-58.662/-25.282	5.4	24.6	3.311	04 Apr 2020 00:58	02:07	(upd of #1)
3	1303889	-58.662/-25.282	5.4	24.6	3.311	04 Apr 2020 22:58	1d 00:07	(upd of #2)

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.

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