M 5.1 in Chile from 20 Mar 2010 10:04 UTC to 10:04

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: 5.1M
Depth: 33 Km
Lat/Lon: -34.46 , -71.83
Event Date: 20 Mar 2010 10:04 UTC
20 Mar 2010 07:04 Local
Exposed Population:
920000 people within 100km
Source: GEOFON
Inserted at: 20 Mar 2010 10:26 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
GEOFON 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
83174 0.5 20 Mar 2010 10:04 5.1M, 10km N/A 790 thousand (in 100km) 00:14 GEOFON
83175 0.5 20 Mar 2010 10:04 5.2M, 10km N/A 790 thousand (in 100km) 00:16 GEOFON
83176 0.5 20 Mar 2010 10:04 5M, 35km N/A 1.2 million (in 100km) 00:22 NEIC
83177 0.5 20 Mar 2010 10:04 5.1M, 33km N/A 920 thousand (in 100km) 00:22 GEOFON
83210 0.5 20 Mar 2010 10:04 4.8M, 33km N/A 920 thousand (in 100km) 09:17 GEOFON
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 Santiago, Valpara�so, Alto Ram�rez, Ciruelos, and La Villa.

Radius Population
100 km 790000 people
75 km 310000 people
50 km 99000 people
20 km 21000 people
10 km 4200 people
5 km <1000 people
2 km <1000 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
Alto Ram�rez Libertador General Bernado O'Higgins Chile Village - 3 km
Ciruelos Libertador General Bernado O'Higgins Chile Village - 4 km
La Villa Libertador General Bernado O'Higgins Chile Village - 4 km
Santiago Regi�n Metropolitana Chile Capital 4.8 million people 165 km
Valpara�so Valparaiso Chile Major city 270000 people 166 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 58 km
Quivolgo 14 Civ. Unpaved No 3100 100 km

Dams

Reservoir Dam Name River Year Distance
Rapel Rapel 1968 59 km

More information

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