Overall Green Earthquake alert in Vanuatu Islands on 23 May 2022 19:26 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 Vanuatu Islands on 23 May 2022 19:26 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:	-17.0931 , 167.4097
Event Date:	23 May 2022 19:26 UTC 24 May 2022 06:26 Local
Exposed Population:	20 thousand in 100km
Source:	NEIC us7000hc03
Inserted at:	23 May 2022 19:49 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
us7000hc03	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
1444835		0	23 May 2022 19:26	5.6M, 10km	3.8	N/A (in MMI>=VII)		00:22	NEIC
1444849		0	23 May 2022 19:26	5.6M, 10km	3.81	N/A (in MMI>=VII)		01:48	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 Vanuatu ,of Vanuatu (population 3,434) . 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	1444835	-17.093/167.41	5.6	10.0	3.801	23 May 2022 19:49	00:22	(new episode)
2	1444849	-17.093/167.41	5.6	10.0	3.801	23 May 2022 20:03	00:36	(new episode)
3	1444849	-17.07/167.555	5.6	10.0	3.807	23 May 2022 21:16	01:49	(upd of #2)
4	1444849	-17.07/167.554	5.6	10.0	3.807	23 May 2022 21:23	01:57	(upd of #3)
5	1444849	-17.07/167.554	5.6	10.0	3.807	23 May 2022 21:29	02:03	(upd of #4)
6	1444849	-17.07/167.554	5.6	10.0	3.807	24 May 2022 19:40	1d 00:13	(upd of #5)

Affected Provinces

Intensity	Region Province	Country	Population
	Vanuatu	Vanuatu	3400 people

Affected populated places. Areas of interest

Name	Country	City class	Population	Distance
Mélip	Vanuatu	Village	-	58 km
Malfakhal	Vanuatu	Village	-	62 km
Wintua	Vanuatu	Village	-	67 km
Faroun	Vanuatu	Village	-	70 km
Peskarüs	Vanuatu	Village	-	77 km

see full list

Critical infrastructure

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

Airports

Intensity	Name	IATA Code	Elevation (m)	Usage	Runway type	IFR	Runway Length (ft)	Distance
	South West Bay	SWJ	unknown				0	66 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.

Disclaimer
While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information.
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