Overall Green Earthquake alert in South Georgia and the South Sandwich Islands on 05 Apr 2019 16:14 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 6.6 in South Georgia and the South Sandwich Islands on 05 Apr 2019 16:14 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:	6.6M
Depth:	60.8 Km
Lat/Lon:	-55.506 , -27.69
Event Date:	05 Apr 2019 16:14 UTC 05 Apr 2019 14:14 Local
Exposed Population:	No people within 100km
Source:	PTWC pt19095001
Inserted at:	05 Apr 2019 16:25 UTC
INFORM Coping capacity of the alert score	1.1 (South Georgia & the South Sandwich Is.)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		Tsunami		GDACS score
PTWC	0		0		0
pt19095001	Scaled population (vector)	0	Max wave alert	0m
	C1 earthquake	1	Max wave realtime	0m
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	1

Maximum expected impact using different data sources.

Episode Timeline

ID	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1255204	05 Apr 2019 16:14	6.5M, 10km	N/A	No people affected (in 100km)	0m (at 00:00)	00:08	GEOFON
1255206	05 Apr 2019 16:14	6.6M, 60.8km	N/A	No people affected (in 100km)	0m (at 00:00)	00:11	PTWC
1255208	05 Apr 2019 16:14	6.6M, 61km	N/A	No people affected (in 100km)	0m (at 00:00)	00:13	NTWC
1255210	05 Apr 2019 16:14	6.5M, 58.41km	N/A	N/A (in MMI>=VII)	0m (at 00:00)	00:19	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 South Georgia and the South Sandwich Islands , of South Georgia & the South Sandwich Is..

Radius	Population
100 km	no people
75 km	no people
50 km	no people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
South Georgia & the South Sandwich Is.	South Georgia and the South Sandwich Islands	-

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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