M 4.7 in British Virgin Is. on 28 Sep 2012 15:36 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: 21.4 Km
Lat/Lon: 19.4241 , -64.3823
Event Date: 28 Sep 2012 15:36 UTC
28 Sep 2012 11:36 Local
Exposed Population:
About 200 people within 100km
Source: NEIC usc000cxkd
Inserted at: 28 Sep 2012 15:59 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000cxkd 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
119916 0.5 28 Sep 2012 15:36 4.7M, 21.4km N/A Few people (in 100km) 00:23 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 British Virgin Is. , of British Virgin Is. (population 18,194) .

Radius Population
100 km <1000 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

Country Region Province Population
British Virgin Is. British Virgin Is. 18000 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
Anegada NGD unknown 76 km

Ports

Name LOCODE Country Distance
Anegada Island British Virgin Islands 73 km

More information

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