M 5.5 in South Of New Zealand on 17 May 2022 01:44 UTC
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: 5.5M
Depth: 10 Km
Lat/Lon: -56.4757 , 177.7039
Event Date: 17 May 2022 01:44 UTC
17 May 2022 13:44 Local
Exposed Population: Less then 100 people in MMI V
No people affected in 100km
Source: NEIC us6000hlnb
Inserted at: 17 May 2022 15:22 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
us6000hlnb Scaled population (vector) 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
1443651 0 17 May 2022 01:44 5.3M, 10km 6.47 No people affected (in 100km) 00:32 NEIC
1443753 0 17 May 2022 01:44 5.5M, 10km 4.08 less than 100 (in MMI>=VII) 13:38 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
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1443753 -56.476/177.704 5.5 10.0 4.055 17 May 2022 15:40 13:55 (new episode)
2 0 1443753 -56.469/177.729 5.5 10.0 4.062 17 May 2022 22:40 20:55 (upd of #1)
3 0 1443753 -56.469/177.729 5.5 10.0 4.062 18 May 2022 02:40 1d 00:55 (upd of #2)
4 0 1443753 -56.457/177.793 5.5 10.0 4.076 25 May 2022 06:50 8d 05:06 (upd of #3)

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.