M 5.9 in Kermadec Islands, New Zealand on 21 Jun 2021 11:14 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: 5.9M
Depth: 28.72 Km
Lat/Lon: -30.2809 , -177.4898
Event Date: 21 Jun 2021 11:14 UTC
20 Jun 2021 23:14 Local
Exposed Population: No people within 100km
Source: NEIC us7000eewi
Inserted at: 21 Jun 2021 22:19 UTC
INFORM Coping capacity of the alert score: 1.1 ()

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us7000eewi Scaled population (raster) 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
1381700 0 21 Jun 2021 11:14 6M, 27.01km 3.12 No people affected (in 100km) 00:21 NEIC
1381790 0 21 Jun 2021 11:14 5.9M, 28.72km 3.12 No people affected (in 100km) 11:04 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


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1381700 -30.33/-177.45 6.0 27.0 3.428 21 Jun 2021 11:34 00:20 (new episode)
2 0 1381700 -30.33/-177.45 6.0 27.0 3.124 21 Jun 2021 12:19 01:05 (upd of #1)
3 0 1381700 -30.33/-177.45 6.0 27.0 3.124 21 Jun 2021 13:17 02:03 (upd of #2)
4 0 1381790 -30.33/-177.45 6.0 27.0 3.124 22 Jun 2021 11:17 1d 00:03 (new episode)

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.