M 7.2 in Haiti on 14 Aug 2021 12:29 UTC

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: 7.2M
Depth: 10 Km
Event Date: 14 Aug 2021 12:29 UTC
14 Aug 2021 08:29 Local
Exposed Population: 350000 people in MMI
950 thousand (in MMI>=VII)
Source: NEIC us6000f65h
Inserted at: 14 Aug 2021 12:55 UTC
INFORM Coping capacity of the alert score:
7.4 (Haiti)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 Tsunami GDACS score
NEIC 3.5 0.4 4.3
us6000f65h Scaled population (vector) 4.54 Max wave alert 0.46m  
  C1 shakemap -0.59 Max wave realtime 0.46m  
  C2 shakemap 0.53      
  Country Vulnerability 0      
  INFORM_normalised 1.27      
Maximum expected impact using different data sources.
Click on image to zoom it.

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.

Tsunami affected locations

The maximum Wave height is  0.5m in Saint-Louis-du-Sud, Haiti. This height is estimated for 14-Aug-2021 12:29:00.

Alert Date (UTC) Name Country Wave height (m)
14-Aug-2021 12:29:00 Saint-Louis-du-Sud Haiti  0.5
14-Aug-2021 12:29:00 Aquin Haiti  0.4
14-Aug-2021 12:29:00 Coquille Haiti  0.2
14-Aug-2021 12:29:00 Laborieux Haiti  0.2
14-Aug-2021 12:30:93 Les Cayes Haiti  0.2
14-Aug-2021 13:46:61 Carrefour Meridien Haiti  0.2
14-Aug-2021 12:43:61 Ile a Vache Haiti  0.2
14-Aug-2021 13:46:16 Cacoq Haiti  0.1
14-Aug-2021 13:46:34 Saint-Jean Haiti  0.1
14-Aug-2021 12:42:14 Trou des Hommes Haiti  0.1
14-Aug-2021 13:05:34 Carrefour Lundi Haiti  0.1
14-Aug-2021 12:39:33 Mathon Haiti  0.1
14-Aug-2021 12:40:91 Platon Balais Haiti  0.1
14-Aug-2021 13:04:83 Anse-a-Veau Haiti  0.1
14-Aug-2021 12:55:02 Nan Boeuf Haiti  0.1
14-Aug-2021 13:02:89 La Cayenne Haiti  0.1
14-Aug-2021 13:10:22 Trou Louis Haiti  0.1
14-Aug-2021 15:32:54 Port-au-Prince Haiti  0.1
14-Aug-2021 15:17:76 Arcahaie Haiti  0.1
14-Aug-2021 13:01:85 Miragoane Haiti  0.1
14-Aug-2021 12:41:35 Pointe des Lataniers Haiti  0.1
14-Aug-2021 13:20:41 Etroits Haiti  0.1
14-Aug-2021 13:37:08 Barcadere Trompe Haiti  0.1
14-Aug-2021 13:36:15 Aubry Haiti  0.1
14-Aug-2021 12:48:88 Gros Mangle Haiti  0.1

See full locations list (RSS)


Initial conditions

Title: ""M 7.2, 12 km NE of Saint-Louis du Sud, Haiti""

Fault parameters

  • Latitude: 18.352
  • Longitude: -73.48
  • Length: 63 km
  • Width: 17 km
  • Magnitude: 7.2 M

Okada parameters:

  • Slip: 1.7 m
  • Strike: 274 (geogr angle: north=0, south=180)
  • Dip: 15 degree
  • Rake: 90 degree
  • Depth: 10 km

Calculation parameters

  • Calculation space (lon/lat): -79.48, 12.352, -67.48, 24.352
  • Instead of Step -> use Cell size:1 minutes

Sea Level

More information

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

  • Montecarlo:
    Tsunami Montecarlo simulation performed to this case, click here

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