M 6.9 in Kermadec Islands Region on 10 Sep 2018 04:19 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: 6.9M
Depth: 111.05 Km
Event Date: 10 Sep 2018 04:19 UTC
Exposed Population: No people within 100km
Source: NEIC us2000hbpv
Inserted at: 10 Sep 2018 04:50 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
us2000hbpv 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.
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Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1227723 0 10 Sep 2018 04:18 6.9M, 10km N/A No people affected 0m (at 00:00) 00:08 GEOFON
1227725 0 10 Sep 2018 04:18 7M, 134.2km N/A No people affected 0m (at 00:00) 00:10 PTWC
1227727 0 10 Sep 2018 04:18 7M, 134km N/A No people affected 0m (at 00:00) 00:11 NTWC    
1227736 0 10 Sep 2018 04:19 6.9M, 111.05km 3.4 No people affected 0m (at 00:00) 00:31 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
* 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: "M7 Kermadec Islands Region"

Fault parameters

  • Length: 50 km
  • Width: 14 km
  • Magnitude: 7 M

Okada parameters:

  • Slip: 1.3 m
  • Strike: 205 (geogr angle: north=0, south=180)
  • Dip: 32 degree
  • Rake: 90 degree
  • Depth: 99 km

Calculation parameters

  • Calculation space (lon/lat): -183.87, -36.43, -174.87, -27.43
  • Instead of Step -> use Cell size:.66 minutes

Sea Level

More information

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