M 4.6 in Japan on 13 Apr 2016 04:46 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: 22.51 Km
Lat/Lon: 37.0921 , 141.9577
Event Date: 13 Apr 2016 04:46 UTC
13 Apr 2016 13:46 Local
Exposed Population:
381710 people within 100km
Source: NEIC
Inserted at: 13 Apr 2016 05:12 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
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
1125077 0 13 Apr 2016 04:46 4.6M, 22.51km N/A 380 thousand (in 100km) 00:25 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 Tohoku (population 9,984,608) .

Radius Population
100 km 380000 people
75 km no 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
Tohoku Japan 10 million people

Critical infrastructure

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

Ports

Name LOCODE Country Distance
Onahama JPONA Japan 95 km

Dams

Reservoir Dam Name River Year Distance
Sakashita Sakashita Okawaragawa 1973 96 km

More information

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