M 6.3 in Taiwan Region on 09 May 2022 06:23 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: 27.02 Km
Event Date: 09 May 2022 06:23 UTC
09 May 2022 14:23 Local
Exposed Population: Less then 100 people in MMI V
300 thousand in 100km
Source: NEIC us7000h82f
Inserted at: 09 May 2022 06:44 UTC
INFORM Coping capacity of the alert score:
1.1 ()

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)
Tsunami GDACS score
NEIC 0 0 0
us7000h82f 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 1      
Maximum expected impact using different data sources.
Click on image to zoom it.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1442367 0 09 May 2022 06:23 6.3M, 27.02km 4.67 N/A (in MMI>=VII) 0m (at 00:00) 00:21 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

Alert Date (UTC) Name Country Wave height (m)

See full locations list (RSS)


Initial conditions

Title: ""70 km SW of Yonakuni""

Fault parameters

  • Latitude: 24.022
  • Longitude: 122.501
  • Length: 22 km
  • Width: 6 km
  • Magnitude: 6.3 M

Okada parameters:

  • Slip: .6 m
  • Strike: 262 (geogr angle: north=0, south=180)
  • Dip: 14 degree
  • Rake: 90 degree
  • Depth: 27 km

Calculation parameters

  • Calculation space (lon/lat): 121.001, 22.522, 124.001, 25.522
  • Instead of Step -> use Cell size:.25 minutes

Sea Level

More information

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

  • Montecarlo:
    Tsunami Montecarlo simulation performed to this case, click here

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