M 4.9 in Japan on 25 Feb 2017 02:50 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: 19.81 Km
Lat/Lon: 29.4581 , 130.6677
Event Date: 25 Feb 2017 02:50 UTC
25 Feb 2017 11:50 Local
Exposed Population:
About 6000 people within 100km
Source: NEIC us20008mcl
Inserted at: 25 Feb 2017 03:09 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
us20008mcl Scaled population (vector) 0  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1158593 0 25 Feb 2017 02:50 4.9M, 19.81km N/A 7 thousand (in 100km) 00:19 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 6700 people
75 km <1000 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
Okinawa Japan 1.2 million people
Shikoku Japan 4.3 million people
Chugoku Japan 8 million people

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Ports

Name LOCODE Country Distance
Tokara Island Japan 85 km

More information

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