M 6.5 in Papua New Guinea from 01 Mar 2023 05:36 UTC to 05:36

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: 6.5M
Depth: 583 Km
Lat/Lon: -4.8 , 149.6
Event Date: 01 Mar 2023 05:36 UTC
01 Mar 2023 15:36 Local
Exposed Population: 100 thousand in MMI II
Source: NTWC at00rqtu8d
Inserted at: 01 Mar 2023 05:48 UTC
INFORM Coping capacity of the alert score: 1.1 (Papua New Guinea)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Rapid Impact)
Tsunami GDACS score
NTWC 0 0 0
at00rqtu8d Scaled population (raster) 0 Max wave alert 0m  
  C1 rapid impact 0 Max wave realtime 0m  
  C2 rapid impact 0      
  Country Vulnerability 0      
  INFORM_normalised 0      
Maximum expected impact using different data sources.

The green area correspond to areas affected by strong shaking (MMI VI or higher) according to the simulation.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1492862 0 01 Mar 2023 05:36 6.5M, 582.6km 2.4 N/A (in MMI>=VII) 0m (at 00:00) 00:10 PTWC
1492863 0 01 Mar 2023 05:36 6.5M, 583km 2.39 N/A (in MMI>=VII) 0m (at 00:00) 00:11 NTWC
1492865 0 01 Mar 2023 05:36 6.5M, 598.925km 2.29 N/A (in MMI>=VII) 0m (at 00:00) 00:19 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.

Rapid Impact

The results presented below are calculated with the ShakeMap open source software (USGS) using only earthquake hypocenter information to provide a rapid estimation of the ground motion and shaking intensity without taking into account any instrumental observations or earthquake source scaling laws.

Exposed population

The earthquake happened in unknowed a zone. The alertlevel for this event is GREEN

Intensity Population
no people

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.