M 4.6 in Japan on 03 Dec 2012 14:29 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: 4.6M
Depth: 47 Km
Lat/Lon: 28.0769 , 129.456
Event Date: 03 Dec 2012 14:29 UTC
03 Dec 2012 23:29 Local
Exposed Population:
110000 people within 100km
Source: NEIC us2012isar
Inserted at: 03 Dec 2012 16:08 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
us2012isar 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
121239 0.5 03 Dec 2012 14:29 4.6M, 47km N/A 110 thousand (in 100km) 01:38 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 Japan , Region of Kyushu (population 13,296,000) .

Radius Population
100 km 110000 people
75 km 100000 people
50 km 73000 people
20 km 7200 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Country Region Province Population
Japan Kyushu 13.3 million 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
Amami O Shima ASJ 8 Civ. Paved Yes 6500 47 km
Kikai 6 Civ. Paved Yes 3900 54 km

More information

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