M 4.9 in Japan on 12 Jan 2018 09:51 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: 35 Km
Lat/Lon: 30.7407 , 131.8162
Event Date: 12 Jan 2018 09:51 UTC
12 Jan 2018 18:51 Local
Exposed Population:
About 62000 people within 100km
Source: NEIC us2000cit8
Inserted at: 12 Jan 2018 10:13 UTC
INFORM Coping capacity of the alert score
1.5 (Japan)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us2000cit8 Scaled population (vector) 3.9  
  C1 earthquake 0.73  
  C2 earthquake -0.22  
  Country Vulnerability -0.71  
  INFORM_normalised 0.57  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1194042 0 12 Jan 2018 09:51 4.9M, 35km N/A 60 thousand (in 100km) 00:22 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 62000 people
75 km 4400 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
Kyushu Japan 13.3 million people
Shikoku Japan 4.3 million people
Chugoku Japan 8 million people
Kinki Japan 22.2 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
Nishinoomote IIN unknown 0 75 km
Tanegashima TNE 97 Civ. Paved Yes 4900 86 km

Dams

Reservoir Dam Name River Year Distance
Saikyo Saikyo Matanobugawa 1984 75 km

More information

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