M 6.4 in Greece on 12 Oct 2021 09:24 UTC

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: 6.4M
Depth: 10 Km
Lat/Lon: 35.1931 , 26.2556
Event Date: 12 Oct 2021 09:24 UTC
12 Oct 2021 12:24 Local
Exposed Population: About 4000 people in MMI
20 thousand (in MMI>=VII)
Source: NEIC us6000ftxu
Inserted at: 18 Oct 2021 15:18 UTC
INFORM Coping capacity of the alert score: 2.5 (Greece)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)
Tsunami GDACS score
NEIC 0.8 0.1 0.8
us6000ftxu Scaled population (raster) 2.94 Max wave alert 0.13m  
  C1 shakemap -0.59 Max wave realtime 0.13m  
  C2 shakemap 0.53      
  Country Vulnerability 0      
  INFORM_normalised 0.69      
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
1401763 0.3 12 Oct 2021 09:24 6.6M, 10km N/A 90 thousand (in 100km) 0.3m (at 00:12) 6d 05:54 GEOFON
1401766 0.8 12 Oct 2021 09:24 6.4M, 10km 8.28 20 thousand (in MMI>=VII) 0.1m (at 00:07) 6d 05:54 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 Greece ,of Crete (population 537,807) . The alertlevel for this event is GREEN

Intensity Population
16000 people
8700 people
40000 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0.4 1401766 35.193/26.256 6.4 10.0 7.068 12 Oct 2021 09:48 00:24 (new episode)
2 0.6 1401766 35.193/26.256 6.4 10.0 7.634 12 Oct 2021 10:45 01:21 (upd of #1)
3 0.5 1401766 35.193/26.256 6.4 10.0 7.615 12 Oct 2021 10:47 01:23 (upd of #2)
4 0.8 1401766 35.193/26.256 6.4 10.0 8.1 12 Oct 2021 11:29 02:05 (upd of #3)
5 0.7 1401766 35.193/26.256 6.4 10.0 8.199 12 Oct 2021 17:46 08:22 (upd of #4)
6 0.8 1401766 35.193/26.256 6.4 10.0 8.28 13 Oct 2021 09:28 1d 00:04 (upd of #5)

Affected Provinces

Intensity Region Province Country Population
Crete Greece 4200 people
Crete Greece 13000 people
Crete Greece 27000 people
Crete Greece 400000 people
Aegean Islands Greece 31000 people
Mugla Turkey no people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Palaíkastron Lasithi Greece Village - 1 km
Vái Lasithi Greece Village - 8 km
Zákros Lasithi Greece Village - 9 km
Ayía Fotiá Lasithi Greece Village - 9 km
Káto Zákros Lasithi Greece Village - 10 km
Sitia Lasithi Greece City 12000 people 15 km
Praisós Lasithi Greece Village - 18 km
Ziros Lasithi Greece Village - 19 km
Skopi Kriti Greece Village - 19 km
Skopi Lasithi Greece Village - 21 km
Gaïdhourás Greece Village - 25 km
Mouliana Kriti Greece Village - 26 km
Sfáka Lasithi Greece Village - 29 km
Makriyialos Greece Village - 31 km
Koutsouras Greece Village - 32 km
Kavoúsi Lasithi Greece Village - 37 km
Koutsounára Greece Village - 43 km
Káto Khorió Lasithi Greece Village - 46 km
Ayios Nikolaos Lasithi Greece Village 12000 people 49 km
Ierapetra Greece Village 12000 people 51 km
Eloúnda Lasithi Greece Village - 53 km
Kritsá Lasithi Greece City - 56 km
Kalamávka Lasithi Greece Village - 56 km
Ammoudhárai Greece Village - 59 km
Anatoli Greece Village - 59 km
Neapolis Lasithi Greece City - 60 km
Milatos Irakleio Greece Village - 64 km
Myrtos Greece Village - 65 km
Ayía Marína Dodekanisos Greece City - 66 km
Tzermiádhon Lasithi Greece Village - 67 km
Áyios Yeóryios Irakleio Greece Village - 71 km
Tzermiado Greece Village - 71 km
Mállia Irakleio Greece Village - 73 km
Avadhoú Irakleio Greece Village - 76 km
Ano Viánnos Irakleio Greece Village - 81 km
Limin Khersónisos Irakleio Greece Village - 81 km
Kastellion Irakleio Greece Village - 84 km
Arkasa Dodekanisos Greece Village - 85 km
Gouves Kriti Greece Village - 87 km
Piles Dodekanisos Greece Village - 88 km
Skinias Irakleio Greece Village - 88 km
Menetes Dodekanisos Greece Village - 89 km
Voni Irakleio Greece Village - 90 km
Goúrnai Irakleio Greece Village - 91 km
Arkalokhórion Irakleio Greece Village - 91 km
Volada Dodekanisos Greece Village - 91 km
Mesoknorion Dodekanisos Greece Village - 92 km
Episkopi Irakleio Greece Village - 93 km
Kárpathos Dodekanisos Greece Village - 93 km
Elaia Irakleio Greece Village - 94 km
Kalloní Irakleio Greece Village - 97 km
Arkanes Irakleio Greece Village - 100 km
Nea Alikarnassos Irakleio Greece Village - 100 km
Pirgos Irakleio Greece Village - 102 km
Protoria Irakleio Greece Village - 103 km
Olimbos Dodekanisos Greece Village - 103 km
Heraklion Irakleio Greece Major city 130000 people 103 km
Khárakas Irakleio Greece Village - 105 km
Profitis Ilias Irakleio Greece Village - 106 km
Dhiafánion Dodekanisos Greece Village - 106 km
Dafnes Kriti Greece Village - 108 km
Ayía Varvára Irakleio Greece Village - 111 km
Chiglio Greece Village - 112 km
Tilisos Irakleio Greece Village - 112 km
Ayios Miron Irakleio Greece Village - 114 km
Agia Varvara Greece Village - 115 km
Argos Greece Village - 118 km
Márathos Rethymni Greece Village - 118 km
Ayioi Dhéka Irakleio Greece Village - 120 km
Damasta Greece Village - 123 km
Zaros Irakleio Greece Village - 123 km
Léndas Irakleio Greece Village - 123 km
Sisai Greece Village - 125 km
Anóyia Rethymni Greece City - 125 km
Metokhi Irisiana Rethymni Greece Village - 127 km
Moírai Irakleio Greece City - 127 km
Andiskárion Greece Village - 128 km
Zoniana Rethymni Greece Village - 128 km
Pigaïdhákia Irakleio Greece Village - 130 km
Kamárai Irakleio Greece Village - 131 km
Voroi Irakleio Greece Village - 132 km
Kamarai Kriti Greece Village - 133 km
Livádhia Rethymni Greece Village - 133 km
Pómbia Irakleio Greece Village - 133 km
Platanos Irakleio Greece Village - 134 km
Kaloi Limenes Greece Village - 135 km
Anáfi Greece Village - 136 km
Timbákion Greece Village - 136 km
Matala Greece Village - 139 km
Aj.Nikolaosß Greece Village - 139 km
Perama Rethymni Greece Village - 140 km
Fourfourás Rethymni Greece Village - 140 km
Perama Kriti Greece Village - 142 km
Ayía Galíni Greece Village - 143 km
Agia Galini Greece Village - 144 km
Panormos Rethymni Greece Village - 145 km
Melambes Kriti Greece Village - 147 km
Emboreion Kyklades Greece Village - 148 km
Amári Rethymni Greece Village - 148 km
Apostoli Greece Village - 149 km
Kamarion Greece Village - 150 km
Akoúmia Rethymni Greece Village - 152 km
Magnisía Rethymni Greece Village - 152 km
Astipalaia Dodekanisos Greece Village - 154 km
Thira Greece Village - 154 km
Kondakhor Greece Village - 155 km
Platanés Rethymni Greece Village - 158 km
Kattaviá Dodekanisos Greece Village - 161 km
Oía Greece Village - 161 km
Réthimnon Rethymni Greece City 25000 people 163 km
Angouselianá Rethymni Greece Village - 166 km
Khuríon Greece Village - 166 km
Arménoi Rethymni Greece Village - 168 km
Mesanagros Dodekanisos Greece Village - 169 km
Lakhaniá Dodekanisos Greece Village - 169 km
Sellía Greece Village - 170 km
Apolakkiá Dodekanisos Greece Village - 170 km
Livadia Greece Village - 170 km
Monólithos Dodekanisos Greece Village - 171 km
Megálon Khorión Greece Village - 171 km
Istrios Dodekanisos Greece Village - 175 km

see full list


Critical infrastructure

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

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft)
Sitia JSH 122 Civ. Paved No 2300
Essey KSJ 10 Civ. Paved No 3200
Karpathos AOK 6 Civ. Paved Yes 6800
Kasteli 360 Mil. Paved Yes 8000
N. Kazantzakis HER 35 Civ. Paved Yes 8900
Tympaki 15 0
Thira JTR 38 Civ. Paved Yes 6900
Astipalaia JTY 47 Civ. Paved No 3200
Kos KGS 125 Civ. Paved Yes 7800
Souda CHQ 150 Mil. Paved Yes 10800

Ports

Intensity Name LOCODE Country
Sitia GRJSH Greece
Aghios Nikolaos Greece
Ierapetra Greece
Kasos Island Greece
Khamili Island Greece
Karpathos Island Greece
Dia Island Greece
Iraklion GRHER Greece
Olimbos Greece
Saria Island Greece
Anafi Island Greece
Sirna Island Greece
Kali Limenes GRKLL Greece
Thira GRJTR Greece
Ormos Maltezana Greece
Rethimnon Greece
Khalki Island Greece
Megalo Khorio Greece
Alimnia Island Greece
Nisiros Island Greece
Yali Island GRYLI Greece
Katapola GRAMO Greece
Ios Greece
Lindos Greece
Aigiali Greece
Ormos Skala Greece
Suda Bay GRSUD Greece

Dams

Intensity Reservoir Dam Name River Year
Bramianos Bramianos 1986

More information

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