M 4.5 in Chile on 16 May 2021 14:10 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: 4.5M
Depth: 3.68 Km
Lat/Lon: -30.361 , -72.3298
Event Date: 16 May 2021 14:10 UTC
16 May 2021 09:10 Local
Exposed Population:
About 34000 people within 100km
Source: NEIC us7000e3k4
Inserted at: 16 May 2021 14:40 UTC
INFORM Coping capacity of the alert score
3 (Chile)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us7000e3k4 Scaled population (vector) 3.72  
  C1 earthquake 1.44  
  C2 earthquake -1.48  
  Country Vulnerability -0.64  
  INFORM_normalised 0.75  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1375465 0 16 May 2021 14:10 4.5M, 3.68km N/A 30 thousand (in 100km) 00:29 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 Coquimbo (population 520,420) .

Radius Population
100 km 35000 people
75 km 4500 people
50 km no people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Coquimbo Chile 520000 people
Atacama Chile 240000 people
San Juan Argentina 550000 people
Valparaiso Chile 1.4 million people
Mendoza Argentina 1.5 million people
Region Metropolitana Chile 5.2 million people
La Rioja Argentina 230000 people
Libertador General Bernardo O'Higgins Chile 720000 people
Catamarca Argentina 270000 people
Maule Chile 860000 people

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
Santa Rosa de Tabali 239 0 96 km
Las Tacas 43 0 97 km

More information

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