Overall Green Earthquake alert in Southeast Of Loyalty Islands from 16 Sep 2022 23:58 UTC to 23:58

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:	70.555 Km
Lat/Lon:	-22.3617 , 170.7824
Event Date:	16 Sep 2022 23:58 UTC 17 Sep 2022 10:58 Local
Exposed Population:	Few people affected in MMI -
Source:	NEIC us7000i8pw
Inserted at:	17 Sep 2022 00:18 UTC
INFORM Coping capacity of the alert score	1.1 ()

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Rapid Impact)		GDACS score
NEIC	0		0
us7000i8pw	Scaled population (raster)	0
	C1 rapid impact	-0.59
	C2 rapid impact	0.53
	Country Vulnerability	0
	INFORM_normalised	1

Maximum expected impact using different data sources.

Episode Timeline

ID	Date	Mag, Depth	MMI*	Population**	Delay (hh:mm)	Source
1462400	16 Sep 2022 23:58	5.5M, 70.555km	N/A	N/A (in MMI>=VII)	00:19	NEIC
1462405	16 Sep 2022 23:58	5.5M, 35km	N/A	N/A (in MMI>=VII)	00:48	NEIC
1462420	16 Sep 2022 23:58	5.6M, 45km	N/A	N/A (in MMI>=VII)	01:49	NEIC
1463687	16 Sep 2022 23:58	5.5M, 45km	N/A	N/A (in MMI>=VII)	6d 20:53	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 off shore.

Radius	Population
100 km	<1000 people
75 km	<1000 people
50 km	no people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Critical infrastructure

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

Ports

Name	LOCODE	Country	Distance
Matthew Island		New Caledonia	58 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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