M 5.8 in Northern Mid-Atlantic Ridge on 10 Jan 2022 23:26 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: 5.8M
Depth: 10 Km
Lat/Lon: 28.4733 , -43.6218
Event Date: 10 Jan 2022 23:26 UTC
10 Jan 2022 20:26 Local
Exposed Population: No people affected in 100km
Source: NEIC us7000gaq7
Inserted at: 10 Jan 2022 23:47 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
us7000gaq7 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
1420495 0 10 Jan 2022 23:26 5.8M, 10km N/A No people affected (in 100km) 00:21 NEIC
1420660 0 10 Jan 2022 23:26 6M, 10km N/A No people affected (in 100km) 15:43 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


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1420495 28.491/-43.625 5.9 10.0 None 10 Jan 2022 23:50 00:23 (new episode)
2 0 1420495 28.473/-43.622 5.8 10.0 None 10 Jan 2022 23:56 00:29 (upd of #1)
3 0 1420495 28.473/-43.622 5.8 10.0 None 11 Jan 2022 01:31 02:04 (upd of #2)
4 0 1420660 28.493/-43.643 6.0 10.0 None 11 Jan 2022 15:40 16:13 (new episode)
5 0 1420660 28.493/-43.643 6.0 10.0 None 11 Jan 2022 23:40 1d 00:13 (upd of #4)
6 0 1420660 28.505/-43.651 6.0 10.0 None 14 Jan 2022 05:40 3d 06:13 (upd of #5)

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.