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 5,055) . The alertlevel for this event is GREEN

Intensity Population
150000 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 5100 people
Antofagasta Chile no people
Tarapaca Chile no people
Jujuy Argentina <1000 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

see full list


Critical infrastructure

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

More information

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