M 4.6 in Japan on 07 Sep 2016 02:16 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: 68.78 Km
Lat/Lon: 26.2735 , 126.8502
Event Date: 07 Sep 2016 02:16 UTC
07 Sep 2016 11:16 Local
Exposed Population:
686521 people within 100km
Source: NEIC us10006mkz
Inserted at: 07 Sep 2016 04:15 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us10006mkz 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
1139215 0 07 Sep 2016 02:16 4.6M, 68.78km N/A 690 thousand (in 100km) 01:58 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) . The nearest places are Shimajiri, Fuija, Tomari, Maja, Gima, Nakadomari, Nishime, Nakachi, Ohara, and Tonaki.

Radius Population
100 km 690000 people
75 km 11000 people
50 km 9300 people
20 km 8500 people
10 km 2600 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Okinawa Japan 1.2 million people
Kyushu Japan 13.3 million people

Affected populated places

Name Region Province Country City class Population Distance
Shimajiri Okinawa Japan Village - 6 km
Fuija Okinawa Japan Village - 9 km
Tomari Okinawa Japan Village - 9 km
Maja Okinawa Japan Village - 10 km
Gima Okinawa Japan Village - 11 km
Nakadomari Okinawa Japan Village - 14 km
Nishime Okinawa Japan Village - 14 km
Nakachi Okinawa Japan Village - 15 km
Ohara Okinawa Japan Village - 16 km
Tonaki Okinawa Japan Village - 32 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
Kumejima UEO 7 Civ. Paved Yes 6500 17 km
Naha OKA 5 Civ. Paved Yes 9800 80 km

Ports

Name LOCODE Country Distance
Kume Island Japan 16 km
Naha JPNAH Japan 82 km

More information

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