M 7 in Haiti from 14 Aug 2021 12:29 UTC to 12:29

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

This earthquake is expected to have a high humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude: 7.0M
Glide number: EQ-2021-000116-HTI
Depth: 10 Km
Lat/Lon: 18.559 , -73.547
Event Date: 14 Aug 2021 12:29 UTC
14 Aug 2021 08:29 Local
Exposed Population: 2.2 million in 100km
Source: PTWC pt21226002
Inserted at: 14 Aug 2021 12:44 UTC
INFORM Coping capacity of the alert score
7.4 (Haiti)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
PTWC 3.9 0.5 3.9
pt21226002 Scaled population (vector) 6.46 Max wave alert 0.5m  
  C1 earthquake 1 Max wave realtime 0.5m  
  C2 earthquake 0      
  Country Vulnerability 1      
  INFORM_normalised 1.27      
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1391565 0.2 14 Aug 2021 12:29 6.7M, 10km N/A No people affected (in 100km) 0.3m (at 00:11) 00:10 GEOFON
1391571 3.9 14 Aug 2021 12:29 7M, 10km N/A 2.2 million (in 100km) 0.5m (at 00:08) 00:15 PTWC
1391575 3.8 14 Aug 2021 12:29 7M, 10km N/A 2.3 million (in 100km) 0.5m (at 00:07) 00:18 NTWC
1391580 4.3 14 Aug 2021 12:29 7.2M, 10km 8.71 950 thousand (in MMI>=VII) 0.5m (at 00:00) 00:26 NEIC
1391652 4.3 14 Aug 2021 12:29 7.2M, 10km 8.48 960 thousand (in MMI>=VII) 0.2m (at 00:27) 03:37 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 Haiti , Department of Grand Anse. The nearest places are Mathon, L'Usine, Carrefour Lundi, Baradères, Étroit, Balou, Grande Cayemite, Anse-à-Veau, Laurent, Lasile, and Nan Saint.

Radius Population
100 km 2.2 million people
75 km 1.5 million people
50 km 810000 people
20 km 100000 people
10 km 13000 people
5 km 1600 people
2 km no people

Affected Provinces

Region Province Country Population
Grand Anse Haiti -
Sud Haiti 630000 people

Affected populated places

Name Region Province Country City class Population Distance
Mathon Grand Anse Haiti Village - 6 km
L'Usine Grand Anse Haiti Village - 6 km
Carrefour Lundi Grand Anse Haiti Village - 11 km
Baradères Grand Anse Haiti Village 1700 people 13 km
Étroit Grand Anse Haiti Village - 18 km
Balou Sud Haiti Village - 19 km
Grande Cayemite Grand Anse Haiti Village - 20 km
Anse-à-Veau Grand Anse Haiti Village 1700 people 22 km
Laurent Grand Anse Haiti Village - 24 km
Lasile Grand Anse Haiti Village - 24 km
Nan Cotie Sud Haiti Village - 25 km
Pestel Grand Anse Haiti Village - 27 km
Bojo Grand Anse Haiti Village - 30 km
Cavaillon Sud Haiti Village 1000 people 31 km
Joly Guibert Grand Anse Haiti Village - 32 km
Saint-Louis-du-Sud Sud Haiti Village 1500 people 33 km
Abraham Grand Anse Haiti Village - 34 km
Aquin Sud Haiti Village 5200 people 35 km
Quartier Sud Haiti Village - 36 km
Corail Grand Anse Haiti Village 2700 people 37 km
Mar Morne Aquin Sud Haiti Village - 39 km
Ca Michaud Grand Anse Haiti Village - 40 km
Marceline Sud Haiti Village - 41 km
Caudère Sud Haiti Village - 41 km
Beaumont Grand Anse Haiti Village - 45 km
Les Cayes Sud Haiti City 59000 people 46 km
Bauzan Sud Haiti Village - 47 km
Génères Sud Haiti Village - 48 km
Coquille Sud Haiti Village - 49 km
Platon Balais Ouest Haiti Village - 50 km
Trou Louis Ouest Haiti Village - 50 km
Roseaux Grand'Anse Haiti Village - 50 km
Miragoâne Grand Anse Haiti Village 6300 people 50 km
Carrefour Moussignac Grand Anse Haiti Village - 51 km
Ducis Sud Haiti Village - 51 km
Carrefour Méridien Sud Haiti Village - 52 km
Bourjolly Sud Haiti Village - 53 km
Nan Tida Ouest Haiti Village - 53 km
Cacoq Sud Haiti Village - 53 km
Ile a Vache Sud Haiti Village - 54 km
Pointe des Lataniers Ouest Haiti Village - 54 km
Guêpe Sud Haiti Village - 55 km
Nan Risque Ouest Haiti Village - 56 km
Trou des Hommes Ouest Haiti Village - 57 km
Évangéliste Ouest Haiti Village - 58 km
Dubois Sud Haiti Village - 58 km
Nan Boeuf Haiti Village - 59 km
Marcel Grand Anse Haiti Village - 60 km
Ti Raisin Sud-Est Haiti Village - 61 km
Rampart Sud Haiti Village - 61 km
Jérémie Grand'Anse Haiti City 30000 people 61 km
Gros Mangle Ouest Haiti Village - 61 km
Saint-Jean Sud Haiti Village <1000 people 61 km
Laborieux Sud Haiti Village - 61 km
Rampe des Lions Grand Anse Haiti Village - 62 km
La Cayenne Ouest Haiti Village - 65 km
Coteaux Sud Haiti Village 2100 people 65 km
Port Salut Haiti Village - 66 km
Aleman Ouest Haiti Village - 67 km
Port-à-Piment Sud Haiti Village 3800 people 67 km
Nan Saint Sud Haiti Village - 70 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
Les Cayes CYA 30 0 41 km
Jeremie JEE 45 Civ. Unpaved No 3900 66 km

Ports

Name LOCODE Country Distance
Aquin Haiti 37 km
Les Cayes HTACA Haiti 45 km
Miragoane HTMIR Haiti 50 km
Jeremie HTJEE Haiti 60 km
Petit Goave HTPEG Haiti 73 km

More information

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