M 4.7 in Antigua and Barbuda on 26 Oct 2016 17:50 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: 4.7M
Depth: 10 Km
Lat/Lon: 17.7779 , -61.1563
Event Date: 26 Oct 2016 17:50 UTC
26 Oct 2016 13:50 Local
Exposed Population:
About 10593 people within 100km
Source: NEIC us1000725g
Inserted at: 26 Oct 2016 21:42 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us1000725g Scaled population (vector) n.a  
  C1 earthquake n.a  
  C2 earthquake n.a  
  Country Vulnerability n.a  
  INFORM_normalised n.a  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1144143 0 26 Oct 2016 17:50 4.7M, 10km N/A 10 thousand (in 100km) 03:51 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 Antigua and Barbuda , of Antigua & Barbuda (population 65,212) .

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

Affected Provinces

Region Province Country Population
Antigua & Barbuda Antigua and Barbuda 65000 people
Guadeloupe Guadeloupe 410000 people
Montserrat Montserrat -
St. Kitts & Nevis Saint Kitts and Nevis 41000 people
Anguilla Anguilla 9200 people
Dominica Dominica 71000 people
Martinique Martinique 370000 people
British Virgin Is. Virgin Islands, British 18000 people
Virgin Is. Virgin Islands, U.S. 100000 people
St. Lucia Saint Lucia 140000 people
Humacao Puerto Rico -
St. Vincent & the Grenadines Saint Vincent and the Grenadines 110000 people

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
Barbuda Codrington BBQ unknown 0 69 km

Ports

Name LOCODE Country Distance
Barbuda AGBBQ Antigua and Barbuda 72 km
Parham Harbour Antigua and Barbuda 97 km

More information

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