Overall Green Earthquake alert in East Of South Sandwich Islands on 03 Mar 2023 04:53 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 5.6 in East Of South Sandwich Islands on 03 Mar 2023 04:53 UTC

Hazard models

Rapid Impact

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:	5.6M
Depth:	10 Km
Lat/Lon:	-59.4108 , -18.0796
Event Date:	03 Mar 2023 04:53 UTC 03 Mar 2023 03:53 Local
Exposed Population:
Source:	NEIC us7000jgzb
Inserted at:	03 Mar 2023 05:10 UTC
INFORM Coping capacity of the alert score:	1.1 ()

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0		0
us7000jgzb	Scaled population (vector)	0
	C1 shakemap	-0.59
	C2 shakemap	0.53
	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
1493226		0	03 Mar 2023 04:53	5.6M, 10km	N/A	N/A (in MMI>=VII)		00:16	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

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Date shake (UTC)	Delay (hh:mm)
1	1493226	-18.08/-59.411	5.6	10	03 Mar 2023 05:15	00:21	(new episode)
2	1493226	-18.08/-59.411	5.6	10	03 Mar 2023 06:58	02:04	(upd of #1)
3	1493226	-18.08/-59.411	5.6	10	04 Mar 2023 05:40	1d 00:46	(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.

Disclaimer
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