M 6.4 in Indonesia on 22 Jan 2019 05:10 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: 6.4M
Depth: 27.01 Km
Event Date: 22 Jan 2019 05:10 UTC
22 Jan 2019 13:10 Local
Exposed Population: 530000 people in MMI>=IV
About 96000 people within 100km
Source: NEIC us2000j73a
Inserted at: 22 Jan 2019 05:30 UTC
INFORM Coping capacity of the alert score: 4.8 (Indonesia)


For more info on GDACS alert score click here.
Tsunami GDACS score
NEIC 0 0 0
us2000j73a Scaled population (vector) 0 Max wave alert 0m  
  C1 shakemap -1.73 Max wave realtime 0m  
  C2 shakemap 0.79      
  Country Vulnerability 0      
  INFORM_normalised 0.96      
Maximum expected impact using different data sources.
Click on image to zoom it.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1245707 0 22 Jan 2019 05:10 6.4M, 27.01km 4.23 100 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: ""85km SSW of Bogorawatu""

Fault parameters

  • Length: 25 km
  • Width: 7 km
  • Magnitude: 6.4 M

Okada parameters:

  • Slip: .6 m
  • Strike: 278 (geogr angle: north=0, south=180)
  • Dip: 12 degree
  • Rake: 90 degree
  • Depth: 27 km

Calculation parameters

  • Calculation space (lon/lat): 117.531, -11.966, 120.531, -8.966
  • 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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