M 6.5 in Greece from 25 Oct 2018 22:54 UTC to 22:54

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: 10 Km
Event Date: 25 Oct 2018 22:54 UTC
25 Oct 2018 23:54 Local
Exposed Population: 220000 people within 100km
Source: EMSC 720235
Inserted at: 25 Oct 2018 23:02 UTC
INFORM Coping capacity of the alert score:
2.5 (Greece)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
EMSC 0 0.4 0.4
720235 Scaled population (vector) 4.77 Max wave alert 0.06m  
  C1 earthquake 1 Max wave realtime 0.4m  
  C2 earthquake 0      
  Country Vulnerability -0.61      
  INFORM_normalised 0.69      
Maximum expected impact using different data sources.
Click on image to zoom it.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1232986 0.4 25 Oct 2018 22:54 6.5M, 10km N/A 220 thousand (in 100km) 0.4m (at 00:07) 00:04 NOAIG
1232990 0.2 25 Oct 2018 22:54 6.7M, 10km N/A 240 thousand (in 100km) 0.1m (at 01:10) 00:06 GEOFON
1232995 0.4 25 Oct 2018 22:54 6.5M, 10km N/A 220 thousand (in 100km) 0.4m (at 00:07) 00:07 EMSC
1233000 0.4 25 Oct 2018 22:54 6.8M, 16.55km 6.91 8 thousand (in MMI>=VII) 0.5m (at 00:06) 00:20 NEIC
1233011 0.1 25 Oct 2018 22:54 6.4M, 5km N/A 250 thousand (in 100km) 0m (at 00:00) 00:36 NOAIG
1233015 0.7 25 Oct 2018 22:54 6.8M, 10km N/A 250 thousand (in 100km) 0.7m (at 00:05) 00:39 EMSC
1233019 0.5 25 Oct 2018 22:54 6.8M, 14km 7 7 thousand (in MMI>=VII) 0.5m (at 00:06) 01:04 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.

Tsunami affected locations

The maximum Wave height is  0.1m in Loutraki Aitolia kai Acamania, Greece. This height is estimated for 25-Oct-2018 23:03:86.

Alert Date (UTC) Name Country Wave height (m)
25-Oct-2018 23:03:86 Loutraki Aitolia kai Acamania Greece  0.1

See full locations list (RSS)


Initial conditions

Title: ""IONIAN SEA""

Fault parameters

  • Latitude: 37.4
  • Longitude: 20.55
  • Length: 28 km
  • Width: 7 km
  • Magnitude: 6.5 M

Okada parameters:

  • Slip: .8 m
  • Strike: 310 (geogr angle: north=0, south=180)
  • Dip: 18 degree
  • Rake: 118 degree
  • Depth: 10 km

Calculation parameters

  • Calculation space (lon/lat): 19.05, 35.9, 22.05, 38.9
  • Instead of Step -> use Cell size:.25 minutes

Sea Level

More information

  • Timeline:
    Tsunami calculations performed to this case, click here

For a full list of available products related to this event, please refer to the GDACS Resources page.