M 5.8 in Southeast Of Loyalty Islands on 29 Sep 2022 22:59 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: 5.8M
Depth: 10 Km
Lat/Lon: -22.9835 , 172.2238
Event Date: 29 Sep 2022 22:59 UTC
30 Sep 2022 09:59 Local
Exposed Population: Few people affected in MMI -
Source: NEIC us6000ipga
Inserted at: 30 Sep 2022 00:47 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
us6000ipga Scaled population (raster) 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

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1464953 0 29 Sep 2022 22:59 5.7M, 17.525km N/A N/A (in MMI>=VII) 00:19 NEIC
1464970 0 29 Sep 2022 22:59 5.8M, 10km N/A 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 unknowed a zone. The alertlevel for this event is GREEN

Intensity Population
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1464970 -22.99/172.153 5.7 17.5 None 29 Sep 2022 23:19 00:20 (new episode)
2 0 1464970 -22.984/172.224 5.8 10.0 None 30 Sep 2022 00:49 01:50 (upd of #1)
3 0 1464970 -22.984/172.224 5.8 10.0 None 30 Sep 2022 01:01 02:02 (upd of #2)
4 0 1464970 -22.963/172.22 5.8 10.0 None 30 Sep 2022 01:49 02:50 (upd of #3)
5 0 1464970 -22.963/172.22 5.8 10.0 None 30 Sep 2022 23:40 1d 00:41 (upd of #4)
6 0 1464970 -22.98/172.223 5.8 10.0 None 01 Oct 2022 18:40 1d 19:41 (upd of #5)
7 0 1464970 -22.983/172.227 5.8 10.0 None 01 Oct 2022 19:40 1d 20:41 (upd of #6)
8 0 1464970 -22.947/172.221 5.7 11.0 None 08 Oct 2022 23:50 9d 00:51 (upd of #7)

Affected Provinces



Critical infrastructure

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

Ports

Intensity Name LOCODE Country Distance
Hunter Island New Caledonia 68 km
Matthew Island New Caledonia 114 km

More information

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