M 5 in Chile on 11 Sep 2005 18:31 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: 5.0M
Depth: 40 Km
Lat/Lon: -36.7056 , -73.4868
Event Date: 11 Sep 2005 18:31 UTC
11 Sep 2005 13:31 Local
Exposed Population:
1050000 people within 100km
Source: NEIC
Inserted at: 12 Sep 2005 17:44 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 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
13511 0.5 11 Sep 2005 18:31 5.2M, 10km N/A 990 thousand (in 100km) 23:10 EMSC
13513 0.5 11 Sep 2005 18:31 5M, 40km N/A 1 million (in 100km) 23:13 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 Bio-Bio (population 1,789,433) . The nearest places are Concepci�n, Rumena, Quiapo, Coronel, Hualpencillo, La Boca, San Vicente, Llico, Aguapie, El Port�n, and Talcahuano.

Radius Population
100 km 1.1 million people
75 km 980000 people
50 km 280000 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Bio-Bio Chile 1.8 million people

Affected populated places

Name Region Province Country City class Population Distance
Llico Bio-Bio Chile Village - 43 km
Rumena Bio-Bio Chile Village - 46 km
Quiapo Bio-Bio Chile Village - 47 km
Aguapie Bio-Bio Chile Village - 47 km
Talcahuano Bio-Bio Chile City 250000 people 47 km
La Boca Bio-Bio Chile Village - 48 km
San Vicente B�o-B�o Chile Village - 48 km
Coronel Bio-Bio Chile City 91000 people 50 km
Hualpencillo Bio-Bio Chile Village - 51 km
El Port�n Bio-Bio Chile Village - 51 km
Concepci�n Bio-Bio Chile Major city 210000 people 53 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
Carriel Sur International CCP 12 Civ. Paved Yes 7500 53 km
La Playa 8 58 km

Ports

Name LOCODE Country Distance
San Vicente CLSVE Chile 48 km
Coronel CLCNL Chile 49 km

More information

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