M 4.5 in Samoa on 28 Nov 2012 08:36 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: 4.5M
Depth: 27.5 Km
Lat/Lon: -15.4363 , -172.969
Event Date: 28 Nov 2012 08:36 UTC
27 Nov 2012 20:36 Local
Exposed Population:
Few people within 100km
Source: NEIC usc000dzs7
Inserted at: 28 Nov 2012 09:30 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000dzs7 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
121129 0.5 28 Nov 2012 08:36 4.5M, 27.5km N/A Few people (in 100km) 00:53 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 Samoa , of Samoa (population 159,000) .

Radius Population
100 km <1000 people
75 km no 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
Samoa Samoa 160000 people
American Samoa American Samoa 53000 people
Tonga Tonga 98000 people
Wallis & Futuna Wallis and Futuna 14000 people

Critical infrastructure

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

More information

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