M 5.7 in Greece on 20 May 2020 23:43 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: 5.7M
Depth: 20.22 Km
Lat/Lon: 35.1547 , 20.2872
Event Date: 20 May 2020 23:43 UTC
21 May 2020 00:43 Local
Exposed Population: No people within 100km
Source: NEIC us70009m4x
Inserted at: 21 May 2020 01:51 UTC
INFORM Coping capacity of the alert score: 1.1 (Greece)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us70009m4x 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
1311604 0 20 May 2020 23:43 5.7M, 13.55km N/A N/A (in MMI>=VII) 00:27 NEIC
1311610 0 20 May 2020 23:43 5.7M, 20.22km N/A N/A (in MMI>=VII) 02:08 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 1311604 35.149/20.269 5.7 13.6 None 21 May 2020 00:02 00:19 (new episode)
2 0 1311604 35.149/20.269 5.7 13.6 None 21 May 2020 00:10 00:27 (upd of #1)
3 0 1311604 35.149/20.269 5.7 13.6 None 21 May 2020 00:21 00:37 (upd of #2)
4 0 1311610 35.155/20.287 5.7 20.2 None 21 May 2020 00:29 00:45 (new episode)
5 0 1311610 35.155/20.287 5.7 20.2 None 21 May 2020 00:42 00:58 (upd of #4)
6 0 1311610 35.155/20.287 5.7 20.2 None 21 May 2020 01:51 02:08 (upd of #5)
7 0 1311610 35.155/20.287 5.7 20.2 None 21 May 2020 23:46 1d 00:03 (upd of #6)

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.