M 6.2 in Chile on 27 Jul 2022 18:58 UTC

Hazard models

Rapid Impact
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: 6.2M
Depth: 98.97 Km
Lat/Lon: -22.1733 , -68.4714
Event Date: 27 Jul 2022 18:58 UTC
27 Jul 2022 14:58 Local
Exposed Population: 140000 people in MMI
150 thousand in MMI V
Source: NEIC us6000i5zi
Inserted at: 27 Jul 2022 19:17 UTC
INFORM Coping capacity of the alert score: 3 (Chile)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us6000i5zi Scaled population (raster) 0  
  C1 shakemap -1.16  
  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
1455360 0 27 Jul 2022 18:58 6.2M, 98.97km 5.22 N/A (in MMI>=VII) 00:18 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 Antofagasta (population 142,862) . The alertlevel for this event is GREEN

Intensity Population
140000 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1455360 -22.173/-68.471 6.2 99.0 5.27 27 Jul 2022 19:21 00:22 (new episode)
2 0 1455360 -22.173/-68.471 6.2 99.0 5.268 27 Jul 2022 19:32 00:33 (upd of #1)
3 0 1455360 -22.196/-68.498 6.2 96.8 5.214 27 Jul 2022 20:51 01:52 (upd of #2)
4 0 1455360 -22.196/-68.498 6.2 96.8 5.214 27 Jul 2022 21:03 02:04 (upd of #3)
5 0 1455360 -22.196/-68.498 6.2 96.8 5.217 27 Jul 2022 21:10 02:11 (upd of #4)
6 0 1455360 -22.196/-68.498 6.2 96.8 5.217 28 Jul 2022 19:40 1d 00:41 (upd of #5)

Affected Provinces

Intensity Region Province Country Population
Antofagasta Chile 150000 people
Potosi Bolivia no people
Antofagasta Chile 26000 people
Potosi Bolivia 5200 people
Tarapaca Chile 8800 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Río Loa Antofagasta Chile Village - 16 km
Conchi Antofagasta Chile Village - 23 km
Chíuchíu Antofagasta Chile Village - 25 km
Calina Antofagasta Chile Village - 29 km
Caspana Antofagasta Chile Village - 31 km
Toconce Antofagasta Chile Village - 34 km
Cabana Antofagasta Chile Village - 43 km
Chuquicamata Antofagasta Chile City - 50 km
Calama Antofagasta Chile City 140000 people 56 km
Río Grande Antofagasta Chile Village - 62 km
Río Blanco Potosí Bolivia Village - 84 km
San Pedro de Atacama Antofagasta Chile Village - 86 km
Cerritos Bayos Antofagasta Chile Village - 86 km
Ollagüe Antofagasta Chile Village - 108 km
Placilla de Caracoles Antofagasta Chile Village - 110 km
Pena Barrosa Potosí Bolivia Village - 110 km
Mallcu Potosí Bolivia Village - 113 km
Toco Antofagasta Chile Village - 116 km
Lupi Gera Potosí Bolivia Village - 116 km
Cuesta Apacheta Tarapacá Chile Village - 117 km
Sierra Gorda Antofagasta Chile Village - 117 km
Vergara Antofagasta Chile Village - 119 km
Aventura Antofagasta Chile Village - 119 km
Rica Aventura Antofagasta Chile Village - 119 km
Coya Sur Antofagasta Chile Village - 121 km
Toconao Antofagasta Chile Village - 123 km
Pan de Azúcar Potosí Bolivia Village - 123 km
María Elena Antofagasta Chile Village - 124 km
Quillagua Antofagasta Chile Village - 124 km
San Antonio Potosí Bolivia Village - 124 km
Alota Potosí Bolivia Village - 125 km
Planta Aconcahua Antofagasta Chile Village - 126 km
Collahuasi Tarapaca Chile Village - 130 km
Pedro de Valdivia Antofagasta Chile City - 132 km
Puntillas Antofagasta Chile Village - 132 km
Chiguana Potosí Bolivia Village - 134 km
Oficina Perseverencia Antofagasta Chile Village - 135 km
San Agustín Potosí Bolivia Village - 139 km
Ojeda Antofagasta Chile Village - 144 km
Lynch Antofagasta Chile Village - 144 km
Oficina Anita Antofagasta Chile Village - 144 km
Chaupiñan Potosí Bolivia Village - 146 km
Algorta Antofagasta Chile Village - 158 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
El Loa CJC 2318 Civ. Paved Yes 9400 57 km
San Pedro de Atacama 2418 Civ. Unpaved No 6300 89 km
Maria Elena 1311 0 129 km
El Salar 2300 Priv. Unpaved No 7200 164 km

More information

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