M 4.8 in Tonga from 14 May 2006 04:54 UTC to 04:54

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: 4.8M
Depth: Km
Lat/Lon: -20.07 , -174.65
Event Date: 14 May 2006 04:54 UTC
14 May 2006 17:54 Local
Exposed Population:
about 10000 people within 100km
Source: EMSC
Inserted at: 14 May 2006 07:34 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
EMSC 0.5 0.5
Scaled population (vector) n.a  
  C1 earthquake n.a  
  C2 earthquake n.a  
  Country Vulnerability n.a  
  INFORM_normalised n.a  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
18517 0.5 14 May 2006 04:54 4.8M, 49.5km N/A 10 thousand (in 100km) 02:34 NEIC
18518 0.5 14 May 2006 04:54 4.8M, 50km N/A 10 thousand (in 100km) 02:40 EMSC
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 Tonga , of Tonga (population 98,000) . The nearest places are and Pangai.

Radius Population
100 km 6900 people
75 km 6700 people
50 km 5500 people
20 km <1000 people
10 km <1000 people
5 km <1000 people
2 km no people

Affected Provinces

Region Province Country Population
Tonga Tonga 98000 people

Affected populated places

Name Region Province Country City class Population Distance
Pangai Tonga Village 1700 people 42 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Haapai HPA 12 Civ. Unpaved Yes 3900 46 km

Ports

Name LOCODE Country Distance
Pangai TOPAN Tonga 43 km

More information

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