M 4.5 in United States on 24 Dec 2012 23:47 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: 116.4 Km
Lat/Lon: 52.0611 , -176.158
Event Date: 24 Dec 2012 23:47 UTC
24 Dec 2012 13:47 Local
Exposed Population:
No people within 100km
Source: NEIC usc000efs4
Inserted at: 25 Dec 2012 00:19 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000efs4 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
121603 0.5 24 Dec 2012 23:47 4.5M, 116.4km N/A No people affected (in 100km) 00:31 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 United States , State of Alaska (population 572,432) .

Radius Population
100 km no 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

Country Region Province Population
United States Alaska 570000 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
Adak Naf ADK 5 Mil. Paved Yes 7700 39 km

Ports

Name LOCODE Country Distance
Adak Wake Island 40 km

More information

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