Overall Green Earthquake alert Off-shore on 30 Apr 2024 14:30 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 5.5 Off-shore on 30 Apr 2024 14:30 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:	5.5M
Depth:	16 Km
Lat/Lon:	-55.7382 , -27.0225
Event Date:	30 Apr 2024 14:30 UTC 30 Apr 2024 12:30 Local
Exposed Population:
Source:	NEIC us6000mv76
Inserted at:	01 May 2024 16:01 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
us6000mv76	Scaled population (raster)	0
	C1 shakemap	0
	C2 shakemap	0
	Country Vulnerability	0
	INFORM_normalised	0

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
1568303		0	30 Apr 2024 14:30	5.6M, 11.2km	6.19	N/A (in MMI>=VII)		00:20	NEIC
1568448		0	30 Apr 2024 14:30	5.5M, 16km	5.75	N/A (in MMI>=VII)		1d 01:30	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	Max MMI	Date shake (UTC)	Delay (hh:mm)
1	1568303	-27.102/-55.729	5.6	11.2	3.502	30 Apr 2024 14:55	00:24	(new episode)
2	1568303	-27.102/-55.729	5.6	11.2	3.502	30 Apr 2024 16:35	02:04	(upd of #1)
3	1568303	-27.102/-55.729	5.6	11.2	3.502	01 May 2024 14:40	1d 00:10	(upd of #2)
4	1568448	-27.022/-55.738	5.5	16	3.485	01 May 2024 16:40	1d 02:10	(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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