M 4.7 in Chile on 11 Oct 2012 02:38 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: 4.7M
Depth: 1 Km
Lat/Lon: -34.077 , -72.2676
Event Date: 11 Oct 2012 02:38 UTC
10 Oct 2012 23:38 Local
Exposed Population:
340000 people within 100km
Source: NEIC usb000d4cc
Inserted at: 11 Oct 2012 03:02 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usb000d4cc 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
120150 0.5 11 Oct 2012 02:38 4.7M, 1km N/A 340 thousand (in 100km) 00:23 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 Chile , Region of Libertador General Bernardo O'Higgins (population 718,504) . The nearest places are and Valpara�so.

Radius Population
100 km 340000 people
75 km 62000 people
50 km 21000 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Libertador General Bernardo O'Higgins Chile 720000 people

Affected populated places

Name Region Province Country City class Population Distance
Valpara�so Valparaiso Chile Major city 270000 people 139 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
Rapelhuapi 149 Priv. Unpaved No 3200 70 km

Ports

Name LOCODE Country Distance
San Antonio CLSAI Chile 85 km

Dams

Reservoir Dam Name River Year Distance
Rapel Rapel 1968 64 km

More information

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