M 4.6 in Chile on 01 Oct 2012 08:06 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: 4.6M
Depth: 54 Km
Lat/Lon: -30.7906 , -71.2096
Event Date: 01 Oct 2012 08:06 UTC
01 Oct 2012 05:06 Local
Exposed Population:
500000 people within 100km
Source: NEIC usc000cyrj
Inserted at: 01 Oct 2012 08:27 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000cyrj 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
119977 0.5 01 Oct 2012 08:06 4.6M, 54km N/A 500 thousand (in 100km) 00:20 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 Coquimbo (population 520,420) .

Radius Population
100 km 580000 people
75 km 190000 people
50 km 150000 people
20 km 33000 people
10 km 5700 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Country Region Province Population
Chile Coquimbo 520000 people
Argentina San Juan 550000 people

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
Santa Rosa de Tabali 239 22 km
Ovalle OVL unknown 42 km

Ports

Name LOCODE Country Distance
Coquimbo CLCQQ Chile 92 km
Guayacan CLGYC Chile 92 km

More information

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