M 4 in Greece on 21 Sep 2017 08:27 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: 4.0M
Depth: 10 Km
Lat/Lon: 35.6125 , 27.3735
Event Date: 21 Sep 2017 08:27 UTC
21 Sep 2017 10:27 Local
Exposed Population:
About 26000 people within 100km
Source: NOAIG 2017sneb
Inserted at: 21 Sep 2017 08:29 UTC
INFORM Coping capacity of the alert score
2.5 (Greece)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NOAIG 0 0
2017sneb Scaled population (vector) 4.17  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability -0.61  
  INFORM_normalised 0.69  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1181405 0 21 Sep 2017 08:27 4M, 10km N/A 30 thousand (in 100km) 00:02 NOAIG
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 Greece , Region of Aegean Islands (population 456,800) . The nearest places are Kárpathos, Volada, Dhiafánion, Menetes, Olimbos, Piles, Mesoknorion, Chiglio, Arkasa, Argos, and Istrios.

Radius Population
100 km 26000 people
75 km 11000 people
50 km 5000 people
20 km <1000 people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Aegean Islands Greece 460000 people

Affected populated places

Name Region Province Country City class Population Distance
Kárpathos Dodekanisos Greece Village - 19 km
Volada Dodekanisos Greece Village - 21 km
Dhiafánion Dodekanisos Greece Village - 23 km
Menetes Dodekanisos Greece Village - 23 km
Olimbos Dodekanisos Greece Village - 23 km
Piles Dodekanisos Greece Village - 24 km
Mesoknorion Dodekanisos Greece Village - 24 km
Chiglio Greece Village - 27 km
Arkasa Dodekanisos Greece Village - 27 km
Argos Greece Village - 34 km
Ayía Marína Dodekanisos Greece City - 46 km
Kattaviá Dodekanisos Greece Village - 52 km
Lakhaniá Dodekanisos Greece Village - 59 km
Mesanagros Dodekanisos Greece Village - 60 km
Apolakkiá Dodekanisos Greece Village - 63 km
Yennádhi Dodekanisos Greece Village - 67 km
Monólithos Dodekanisos Greece Village - 67 km
Profilia Dodekanisos Greece Village - 68 km
Istrios Dodekanisos Greece Village - 69 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Karpathos AOK 6 Civ. Paved Yes 6800 30 km
Essey KSJ 10 Civ. Paved No 3200 47 km

Ports

Name LOCODE Country Distance
Karpathos Island Greece 18 km
Olimbos Greece 24 km
Saria Island Greece 29 km
Kasos Island Greece 53 km
Khalki Island Greece 72 km
Alimnia Island Greece 78 km
Lindos Greece 81 km
Megalo Khorio Greece 92 km

More information

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