M 6.2 in Tonga on 27 Jan 2022 06:40 UTC

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: 6.2M
Depth: 14.5 Km
Lat/Lon: -19.1419 , -176.3218
Event Date: 27 Jan 2022 06:40 UTC
26 Jan 2022 18:40 Local
Exposed Population: No people affected in 100km
Source: NEIC us7000gfhb
Inserted at: 27 Jan 2022 07:01 UTC
INFORM Coping capacity of the alert score
1.1 (Tonga)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
NEIC 0 0 0
us7000gfhb Scaled population (raster) 0 Max wave alert 0m  
  C1 earthquake 1 Max wave realtime 0m  
  C2 earthquake 0      
  Country Vulnerability 0      
  INFORM_normalised 1      
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1423415 0 27 Jan 2022 06:40 6.2M, 14.5km 3.64 N/A (in MMI>=VII) 0m (at 00:00) 00:21 NEIC
1423417 0 27 Jan 2022 06:40 6.2M, 4.17km 3.62 N/A (in MMI>=VII) 0m (at 00:00) 00:47 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 Tonga , of Tonga (population 98,000) .

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

Affected Provinces

Region Province Country Population
Tonga Tonga 98000 people
Fiji Fiji 760000 people

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.