M 5.9 in Papua New Guinea from 21 Jul 2021 14:26 UTC to 14:26

Hazard models

EQ parameters
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: 5.9M
Depth: 10 Km
Lat/Lon: -3.403 , 146.8286
Event Date: 21 Jul 2021 14:26 UTC
22 Jul 2021 00:26 Local
Exposed Population: Few people within 100km
Source: NEIC us6000exmx
Inserted at: 21 Jul 2021 14:46 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
(Shakemap)		 GDACS score
NEIC 0 0
us6000exmx 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
1386760 0 21 Jul 2021 14:26 5.9M, 10km 3.95 N/A (in MMI>=VII) 00:20 NEIC
1386770 0 21 Jul 2021 14:26 6M, 8.74km 4.08 N/A (in MMI>=VII) 01:52 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 Papua New Guinea ,of Manus (population 3) . 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 1386760 -3.403/146.829 5.9 10.0 3.952 21 Jul 2021 14:47 00:21 (new episode)
2 0 1386770 -3.33/146.854 6.0 8.7 4.085 21 Jul 2021 16:30 02:04 (new episode)
3 0 1386770 -3.33/146.854 6.0 8.7 4.085 22 Jul 2021 14:30 1d 00:04 (upd of #2)

Affected Provinces

Intensity Region Province Country Population
Manus Papua New Guinea <1000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Mok Manus Papua New Guinea Village - 99 km
Manuai Manus Papua New Guinea Village - 100 km

see full list


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.