M 6.3 in Japan on 08 Jan 2019 12:39 UTC

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: 6.3M
Depth: 35 Km
Event Date: 08 Jan 2019 12:39 UTC
08 Jan 2019 21:39 Local
Exposed Population: About 11000 people in MMI VII
290000 people within 100km
Source: NEIC us2000j1d4
Inserted at: 08 Jan 2019 13:00 UTC
INFORM Coping capacity of the alert score: 1.5 (Japan)


For more info on GDACS alert score click here.
Tsunami GDACS score
NEIC 0 0 0
us2000j1d4 Scaled population (vector) 0 Max wave alert 0m  
  C1 shakemap -0.59 Max wave realtime 0m  
  C2 shakemap 0.53      
  Country Vulnerability 0      
  INFORM_normalised 0.57      
Maximum expected impact using different data sources.
Click on image to zoom it.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1244250 0 08 Jan 2019 12:39 6.3M, 35km 3.89 300 thousand 0m (at 00:00) 00:20 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.

Tsunami affected locations

No content available

Alert Date (UTC) Name Country Tsunami wave height (m)

See full locations list (RSS)

Initial conditions

Title: ""16km SSE of Nishinoomote""

Fault parameters

  • Length: 22 km
  • Width: 6 km
  • Magnitude: 6.3 M

Okada parameters:

  • Slip: .6 m
  • Strike: 215 (geogr angle: north=0, south=180)
  • Dip: 22 degree
  • Rake: 90 degree
  • Depth: 35 km

Calculation parameters

  • Calculation space (lon/lat): 129.537, 29.093, 132.537, 32.093
  • Instead of Step -> use Cell size:.25 minutes

Sea Level

More information

  • Timeline:
    Tsunami calculations performed to this case, click here
  • ..

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