M 4.9 in Japan on 01 Jan 2013 09:19 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: 4.9M
Depth: 98.2 Km
Lat/Lon: 26.9202 , 127.47
Event Date: 01 Jan 2013 09:19 UTC
01 Jan 2013 17:19 Local
Exposed Population:
1250000 people within 100km
Source: NEIC usc000ei56
Inserted at: 01 Jan 2013 09:46 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000ei56 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
121731 0.5 01 Jan 2013 09:19 4.9M, 98.2km N/A 1.3 million (in 100km) 00:27 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 Okinawa (population 1,242,315) .

Radius Population
100 km 1.3 million people
75 km 410000 people
50 km 16000 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Okinawa Japan 1.2 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
Ie Jima IEJ 75 Civ. Paved No 4900 38 km
Kadena AB DNA 45 Mil. Paved Yes 12100 69 km

Ports

Name LOCODE Country Distance
Oku Japan 65 km
Heianza JPHEI Japan 80 km
Kin Wan JPKIN Japan 80 km

Dams

Reservoir Dam Name River Year Distance
Zukeyama Kurashiki Yonabarugawa 1995 67 km
Kannako Kanna Kannafukujigawa 1993 68 km
Okukubi Okukubigawa 2001 68 km

More information

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