M 4.8 in Chile on 07 Sep 2012 02:37 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: 4.8M
Depth: 107.5 Km
Lat/Lon: -22.3598 , -68.288
Event Date: 07 Sep 2012 02:37 UTC
06 Sep 2012 23:37 Local
Exposed Population:
150000 people within 100km
Source: NEIC usc000chny
Inserted at: 07 Sep 2012 03:01 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000chny 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
119413 0.5 07 Sep 2012 02:37 4.8M, 107.5km N/A 150 thousand (in 100km) 00:24 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 Antofagasta (population 423,780) . The nearest places are Aiquina, Caspana, Turi, Toconce, Topain, Paniri, Cupo, Turicapur, Lagunita, Río Loa, and Dupont.

Radius Population
100 km 150000 people
75 km 140000 people
50 km 4600 people
20 km <1000 people
10 km <1000 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Antofagasta Chile 420000 people

Affected populated places

Name Region Province Country City class Population Distance
Aiquina Antofagasta Chile Village - 6 km
Caspana Antofagasta Chile Village - 8 km
Turi Antofagasta Chile Village - 13 km
Toconce Antofagasta Chile Village - 17 km
Topain Antofagasta Chile Village - 19 km
Paniri Antofagasta Chile Village - 23 km
Cupo Antofagasta Chile Village - 24 km
Turicapur Antofagasta Chile Village - 32 km
Lagunita Antofagasta Chile Village - 32 km
Río Loa Antofagasta Chile Village - 33 km
Chíuchíu Antofagasta Chile Village - 34 km
Machuca Antofagasta Chile Village - 37 km
Licán Antofagasta Chile Village - 37 km
Peñaliri Antofagasta Chile Village - 38 km
Cabana Antofagasta Chile Village - 38 km
Río Grande Antofagasta Chile Village - 38 km
Ayaviri Antofagasta Chile Village - 39 km
Isla Grande Antofagasta Chile Village - 39 km
El Ojo de San Pedro Antofagasta Chile Village - 41 km
San Bartolo Antofagasta Chile Village - 43 km
Tocotacape Potosí Bolivia Village - 46 km
Conchi Antofagasta Chile Village - 48 km
Carcanis Potosí Bolivia Village - 48 km
Guatín Antofagasta Chile Village - 53 km
Calina Antofagasta Chile Village - 54 km
Tapiche Antofagasta Chile Village - 57 km
Juntacha Potosí Bolivia Village - 57 km
Catarpe Antofagasta Chile Village - 58 km
Chaxas Antofagasta Chile Village - 60 km
Río Blanco Potosí Bolivia Village - 60 km
Conchi Viejo Antofagasta Chile Village - 62 km
Chuquicamata Antofagasta Chile City - 64 km
San Pedro de Atacama Antofagasta Chile Village - 64 km
Calama Antofagasta Chile City 140000 people 65 km
Sólor Antofagasta Chile Village - 69 km
Dupont Antofagasta Chile Village - 69 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
El Loa CJC 2318 Civ. Paved Yes 9400 64 km
San Pedro de Atacama 2418 Civ. Unpaved No 6300 67 km

More information

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