M 4.8 in Japan on 21 Dec 2016 11:34 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: 18.68 Km
Lat/Lon: 29.1302 , 129.3791
Event Date: 21 Dec 2016 11:34 UTC
21 Dec 2016 20:34 Local
Exposed Population:
About 56133 people within 100km
Source: NEIC us10007lpd
Inserted at: 21 Dec 2016 12:07 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us10007lpd 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
1151472 0 21 Dec 2016 11:34 4.8M, 18.68km N/A 60 thousand (in 100km) 00:32 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) . The nearest places are Akusekishima, and Motomura.

Radius Population
100 km 56000 people
75 km <1000 people
50 km <1000 people
20 km <1000 people
10 km <1000 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

Affected populated places

Name Region Province Country City class Population Distance
Akusekishima Kagoshima Japan Village - 40 km
Motomura Kagoshima Japan Village - 61 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
Amami O Shima ASJ 8 Civ. Paved Yes 6500 84 km

Ports

Name LOCODE Country Distance
Tokara Island Japan 93 km

More information

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