M 4.9 in New Caledonia on 18 Sep 2012 10:15 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: 4.9M
Depth: 35 Km
Lat/Lon: -20.7399 , 167.405
Event Date: 18 Sep 2012 10:15 UTC
18 Sep 2012 21:15 Local
Exposed Population:
About 17000 people within 100km
Source: NEIC usc000cr2p
Inserted at: 18 Sep 2012 11:15 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000cr2p 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
119700 0.5 18 Sep 2012 10:15 4.9M, 35km N/A 20 thousand (in 100km) 00:59 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 New Caledonia , of New Caledonia (population 178,000) . The nearest places are Nouméa, and Tingeting.

Radius Population
100 km 17000 people
75 km 12000 people
50 km 12000 people
20 km 1100 people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
New Caledonia New Caledonia 180000 people

Affected populated places

Name Region Province Country City class Population Distance
Tingeting New Caledonia Village - 16 km
Nouméa New Caledonia Capital 83000 people 200 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
Wanaham LIF 28 Civ. Paved No 3600 18 km
Ouvea Ouloup UVE 7 Civ. Paved No 3600 87 km

Ports

Name LOCODE Country Distance
We New Caledonia 23 km

More information

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