M 4.9 in Chile on 30 Aug 2012 08:04 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: 10.3 Km
Lat/Lon: -37.2105 , -73.5225
Event Date: 30 Aug 2012 08:04 UTC
30 Aug 2012 04:04 Local
Exposed Population:
1270000 people within 100km
Source: NEIC usc000cazd
Inserted at: 30 Aug 2012 08:24 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000cazd 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
119117 0.5 30 Aug 2012 08:04 4.9M, 10.3km N/A 1.3 million (in 100km) 00:19 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 Concepción, and Aguapie.

Radius Population
100 km 1.3 million people
75 km 1.1 million people
50 km 200000 people
20 km 24000 people
10 km 4900 people
5 km 1900 people
2 km <1000 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
Aguapie Bio-Bio Chile Village - 3 km
Concepción Bio-Bio Chile Major city 210000 people 60 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
La Playa 8 26 km
Carriel Sur International CCP 12 Civ. Paved Yes 7500 63 km

Ports

Name LOCODE Country Distance
Puerto Yana Chile 21 km
Lota CLLTA Chile 34 km
Coronel CLCNL Chile 38 km

More information

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