M 4.8 in Japan on 24 Nov 2012 08:59 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: 4.8M
Depth: 65.7 Km
Lat/Lon: 35.5549 , 139.975
Event Date: 24 Nov 2012 08:59 UTC
24 Nov 2012 17:59 Local
Exposed Population:
37530000 people within 100km
Source: NEIC usc000dxm5
Inserted at: 24 Nov 2012 09:25 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000dxm5 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
121036 0.5 24 Nov 2012 08:59 4.8M, 65.7km N/A 37.5 million (in 100km) 00:26 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 Kanto (population 38,543,000) . The nearest places are and Chiba.

Radius Population
100 km no people
75 km no people
50 km no people
20 km 1.9 million people
10 km 210000 people
5 km 26000 people
2 km no people

Affected Provinces

Country Region Province Population
Japan Kanto 38.5 million people
Japan Chubu 5.2 million people

Affected populated places

Name Region Province Country City class Population Distance
Chiba Chiba Japan Major city 920000 people 13 km

see full list

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
Kisarazu 3 Mil. Paved Yes 6000 17 km
Shimoshizu 30 19 km

Ports

Name LOCODE Country Distance
Goi JPGOI Japan 8 km
Anegasaki JPANE Japan 12 km
Chiba JPCHB Japan 12 km
Katunan Ko Japan 16 km
Kisarazu JPKZU Japan 18 km

More information

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