M 6.3 in Chile on 11 Sep 2020 07:35 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: 6.3M
Depth: 51 Km
Lat/Lon: -21.3928 , -69.8943
Event Date: 11 Sep 2020 07:35 UTC
11 Sep 2020 04:35 Local
Exposed Population: Less then 100 people in MMI VII
About 29000 people within 100km
Source: NEIC us7000blm2
Inserted at: 11 Sep 2020 08:51 UTC
INFORM Coping capacity of the alert score: 3 (Chile)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 Tsunami GDACS score
NEIC 0 0 0
us7000blm2 Scaled population (raster) 1.61 Max wave alert 0m  
  C1 shakemap -1.16 Max wave realtime 0m  
  C2 shakemap 0.54      
  Country Vulnerability 0      
  INFORM_normalised 0.75      
Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1331318 0 11 Sep 2020 07:35 6.3M, 40.37km 7 223 (in MMI>=VII) 0m (at 00:00) 00:28 NEIC
1331329 0 11 Sep 2020 07:35 6.3M, 51km 7.21 876 (in MMI>=VII) 0m (at 00:00) 01:15 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 ,of Tarapaca (population 146) . The alertlevel for this event is GREEN

Intensity Population
<1000 people
97000 people
350000 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1331318 -21.382/-69.921 6.3 40.4 6.222 11 Sep 2020 07:52 00:16 (new episode)
2 0 1331318 -21.382/-69.921 6.3 40.4 7.001 11 Sep 2020 08:04 00:28 (upd of #1)
3 0 1331329 -21.393/-69.894 6.3 51.0 6.925 11 Sep 2020 08:51 01:15 (new episode)
4 0 1331329 -21.393/-69.894 6.3 51.0 6.908 11 Sep 2020 09:40 02:04 (upd of #3)
5 0 1331329 -21.393/-69.894 6.3 51.0 7.213 11 Sep 2020 21:50 14:14 (upd of #4)
6 0 1331329 -21.393/-69.894 6.3 51.0 7.213 12 Sep 2020 07:39 1d 00:03 (upd of #5)

Affected Provinces

Intensity Region Province Country Population
Tarapaca Chile <1000 people
Antofagasta Chile <1000 people
Tarapaca Chile <1000 people
Antofagasta Chile 4600 people
Tarapaca Chile 300000 people
Antofagasta Chile 150000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Quillagua Antofagasta Chile Village - 47 km
Lagunas Tarapacá Chile Village - 51 km
Buenaventura Tarapacá Chile Village - 66 km
Aventura Antofagasta Chile Village - 71 km
Puntillas Antofagasta Chile Village - 72 km
Rica Aventura Antofagasta Chile Village - 76 km
Ojeda Antofagasta Chile Village - 80 km
Toco Antofagasta Chile Village - 81 km
Tocopilla Antofagasta Chile City 24000 people 83 km
Pintados Tarapacá Chile Village - 91 km
Iquique Tarapacá Chile Major city 220000 people 132 km
Calama Antofagasta Chile City 140000 people 154 km

see full list


Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Barriles TOQ 975 Civ. Paved No 5300 84 km
Oficina Victoria 1000 0 78 km
Diego Aracena International IQQ 48 Civ. Paved Yes 10900 100 km
Los Condores 520 0 128 km
El Loa CJC 2318 Civ. Paved Yes 9400 160 km

Ports

Intensity Name LOCODE Country Distance
Patillos Cove CLPTI Chile 78 km
Tocopilla CLTOQ Chile 82 km
Iquique CLIQQ Chile 134 km

More information

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