M 5.5 in Japan on 07 Aug 2018 15:12 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: 37.8826 , 144.0653
Event Date: 07 Aug 2018 15:12 UTC
08 Aug 2018 01:12 Local
Exposed Population: No people within 100km
Source: NEIC us1000g4th
Inserted at: 07 Aug 2018 16:30 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
us1000g4th Scaled population (vector) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1  
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
1223047 0 07 Aug 2018 15:12 5.6M, 12.13km 2.51 N/A (in MMI>=VII) 00:20 NEIC
1223074 0 07 Aug 2018 15:12 5.5M, 10km 2.43 N/A (in MMI>=VII) 01:17 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 unknowed a zone. The alertlevel for this event is GREEN

Intensity Population
no people
5.8 million people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1223047 37.878/144.062 5.6 12.13 2.51 07 Aug 2018 15:34 00:21 (new episode)
2 0 1223074 37.878/144.062 5.6 12.13 2.51 07 Aug 2018 16:30 01:17 (new episode)
3 0 1223074 37.883/144.065 5.5 10 2.43 07 Aug 2018 16:31 01:18 (upd of #2)
4 0 1223074 37.883/144.065 5.5 10 2.43 07 Aug 2018 17:15 02:02 (upd of #3)

Affected Provinces



Critical infrastructure

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

More information

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