M 5.5 in Tonga on 16 Jul 2017 17:06 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: 5.5M
Depth: 10 Km
Lat/Lon: -20.4402 , -173.4528
Event Date: 16 Jul 2017 17:06 UTC
Exposed Population: No people within 100km
Source: NEIC us20009wsf
Inserted at: 16 Jul 2017 17:26 UTC
INFORM Coping capacity: 1.1 (TON)

Gdacs Score

For more info on GDACS alert score click here.

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.

Exposed population

The earthquake happened in unknowed a zone. The alertlevel for this event is Green

Intensity Population
no people

Shakemaps Timeline

AlertShakeScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1174014 -20.44/-173.453 5.5 10 3.25 16 Jul 2017 19:09 02:02 (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.