M 5.5 in Japan on 23 Nov 2017 18:02 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: 5.5M
Depth: 10 Km
Lat/Lon: 27.1448 , 130.375
Event Date: 23 Nov 2017 18:02 UTC
24 Nov 2017 03:02 Local
Exposed Population: No people within 100km
Source: NEIC us2000btkn
Inserted at: 23 Nov 2017 21:23 UTC
INFORM Coping capacity of the alert score: 1.1 (Japan)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us2000btkn Scaled population (vector) 0  
  C1 shakemap 0  
  C2 shakemap 0  
  Country Vulnerability 0  
  INFORM_normalised 0  
Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1188862 0 23 Nov 2017 18:02 5.6M, 10km 3 N/A (in MMI>=VII) 00:19 NEIC
1188863 0 23 Nov 2017 18:02 5.5M, 10km 2.91 N/A (in MMI>=VII) 03:20 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 ,of Kyushu (population 13,186) . The alertlevel for this event is GREEN

Intensity Population
no people
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1188862 27.202/130.387 5.6 10 3 23 Nov 2017 18:23 00:21 (new episode)
2 0 1188862 27.202/130.387 5.6 10 3 23 Nov 2017 20:04 02:02 (upd of #1)
3 0 1188863 27.202/130.387 5.6 10 3 23 Nov 2017 21:23 03:20 (new episode)
4 0 1188863 27.145/130.375 5.5 10 2.91 23 Nov 2017 21:24 03:22 (upd of #3)

Affected Provinces

Intensity Region Province Country Population
Kyushu Japan 13000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Araki Okinawa Japan Village - 135 km
Akatsure Okinawa Japan Village - 137 km
Ikenma Okinawa Japan Village - 147 km
Ikechi Okinawa Japan Village - 149 km
Kametsu Okinawa Japan Village - 150 km
Katoku Okinawa Japan Village - 150 km
Osai Okinawa Japan Village - 153 km
Isen Okinawa Japan Village - 154 km
Itokina Okinawa Japan Village - 157 km
Akaogi Okinawa Japan Village - 157 km
Kasari Okinawa Japan Village - 159 km
Akagina Okinawa Japan Village - 160 km
Setaki Okinawa Japan Village - 161 km

see full list


Critical infrastructure

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

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Kikai 6 Civ. Paved Yes 3900 137 km
Amami O Shima ASJ 8 Civ. Paved Yes 6500 157 km

More information

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