M 6.1 in Chile from 28 Jul 2022 04:15 UTC to 04:15

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: 6.1M
Depth: 44.45 Km
Lat/Lon: -21.9814 , -70.4681
Event Date: 28 Jul 2022 04:15 UTC
27 Jul 2022 23:15 Local
Exposed Population: About 7000 people in MMI
8 thousand (in MMI>=VII)
Source: NEIC us6000i636
Inserted at: 28 Jul 2022 04:37 UTC
INFORM Coping capacity of the alert score: 1.1 (Chile)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0.1 0.1
us6000i636 Scaled population (raster) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1  
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
1455426 0.1 28 Jul 2022 04:15 6.1M, 44.45km 6.73 8 thousand (in MMI>=VII) 00:22 NEIC
1455491 0.3 28 Jul 2022 04:15 6.1M, 44.74km 6.77 10 thousand (in MMI>=VII) 09:01 NEIC
1455590 0.3 28 Jul 2022 04:15 6.1M, 54km 6.75 20 thousand (in MMI>=VII) 22:38 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 Bolivia ,of Antofagasta (population 578) . The alertlevel for this event is GREEN

Intensity Population
26000 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1455426 -21.981/-70.468 6.1 44.5 5.253 28 Jul 2022 04:39 00:24 (new episode)
2 0 1455426 -21.981/-70.468 6.1 44.5 5.327 28 Jul 2022 04:54 00:39 (upd of #1)
3 0.1 1455426 -21.981/-70.468 6.1 44.5 6.727 28 Jul 2022 06:09 01:54 (upd of #2)
4 0.1 1455491 -21.981/-70.468 6.1 44.5 6.727 28 Jul 2022 06:19 02:04 (new episode)
5 0.3 1455491 -21.951/-70.376 6.1 44.7 6.769 28 Jul 2022 13:18 09:03 (upd of #4)
6 0.3 1455491 -21.951/-70.376 6.1 44.7 6.766 28 Jul 2022 13:45 09:30 (upd of #5)
7 0.3 1455590 -21.934/-70.34 6.1 54.0 6.75 29 Jul 2022 03:40 23:25 (new episode)
8 0.3 1455590 -21.934/-70.34 6.1 54.0 6.75 29 Jul 2022 04:40 1d 00:25 (upd of #7)
9 0.3 1455590 -21.934/-70.34 6.1 54.0 6.749 29 Jul 2022 16:40 1d 12:25 (upd of #8)

Affected Provinces

Intensity Region Province Country Population
Antofagasta Chile 6000 people
Antofagasta Chile 220000 people
Tarapaca Chile 41000 people
Potosi Bolivia no people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Tocopilla Antofagasta Chile City 24000 people 31 km
Ojeda Antofagasta Chile Village - 64 km
Cobija Antofagasta Chile Village - 67 km
Puntillas Antofagasta Chile Village - 75 km
Rica Aventura Antofagasta Chile Village - 88 km
Aventura Antofagasta Chile Village - 89 km
Toco Antofagasta Chile Village - 91 km
María Elena Antofagasta Chile Village - 93 km
Coya Sur Antofagasta Chile Village - 99 km
Quillagua Antofagasta Chile Village - 103 km
Vergara Antofagasta Chile Village - 104 km
Pedro de Valdivia Antofagasta Chile City - 107 km
Lynch Antofagasta Chile Village - 114 km
Algorta Antofagasta Chile Village - 120 km
Mejillones Antofagasta Chile Village - 124 km
Campamento Esmeralda Antofagasta Chile Village - 125 km
Lagunas Tarapacá Chile Village - 138 km
La Rioja Antofagasta Chile Village - 142 km
Buenaventura Tarapacá Chile Village - 150 km
Pampa Antofagasta Chile Village - 150 km
Cerritos Bayos Antofagasta Chile Village - 154 km
Planta Aconcahua Antofagasta Chile Village - 155 km
Sierra Gorda Antofagasta Chile Village - 155 km
Central Antofagasta Chile Village - 157 km
Oficina Anita Antofagasta Chile Village - 157 km
Cerrillos Antofagasta Chile Village - 159 km
Oficina Perseverencia Antofagasta Chile Village - 162 km
Baquedano Antofagasta Chile Village - 163 km
Chuquicamata Antofagasta Chile City - 163 km
Cuevitas Antofagasta Chile Village - 165 km
Calama Antofagasta Chile City 140000 people 167 km
Latorre Antofagasta Chile Village - 168 km
Pintados Tarapacá Chile Village - 175 km
Uribe Antofagasta Chile Village - 176 km
Guatacondo Tarapacá Chile Village - 182 km
Conchi Antofagasta Chile Village - 190 km
Calina Antofagasta Chile Village - 191 km
Puauiro de Nunez Tarapaca Chile Village - 192 km
Chíuchíu Antofagasta Chile Village - 192 km
Río Loa Antofagasta Chile Village - 194 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 45 km
Maria Elena 1311 0 86 km
Cerro Moreno International ANF 140 Civ. Paved Yes 8500 162 km
Diego Aracena International IQQ 48 Civ. Paved Yes 10900 163 km
Oficina Victoria 1000 0 164 km
El Loa CJC 2318 Civ. Paved Yes 9400 171 km
La Chimba 40 Civ. Paved No 3200 175 km
Canchones West 914 0 192 km

Ports

Intensity Name LOCODE Country Distance
Tocopilla CLTOQ Chile 31 km
Mejillones CLMJS Chile 124 km
Patillos Cove CLPTI Chile 139 km

More information

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