M 5.6 in South Atlantic Ocean on 09 Aug 2018 16:53 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: 5.6M
Depth: 10 Km
Lat/Lon: -33.3863 , 2.5037
Event Date: 09 Aug 2018 16:53 UTC
Exposed Population: No people within 100km
Source: NEIC us1000g5wh
Inserted at: 09 Aug 2018 17:15 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
us1000g5wh Scaled population 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
1223271 0 09 Aug 2018 16:53 5.6M, 10km N/A No people affected 00:21 NEIC
* 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 1223271 -33.386/2.504 5.6 10 0 09 Aug 2018 17:16 00:22 (new episode)
2 0 1223271 -33.386/2.504 5.6 10 0 09 Aug 2018 18:56 02:02 (upd of #1)
3 0 1223271 -33.349/2.484 5.6 10 0 10 Aug 2018 16:49 23:55 (upd of #2)

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.