M 4.7 in Chile on 28 Apr 2017 16:18 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: 4.7M
Depth: 10 Km
Lat/Lon: -33.2149 , -72.1957
Event Date: 28 Apr 2017 16:18 UTC
28 Apr 2017 11:18 Local
Exposed Population:
1180000 people within 100km
Source: NEIC us10008lm7
Inserted at: 28 Apr 2017 16:36 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
us10008lm7 Scaled population (vector) 0  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1165713 0 28 Apr 2017 16:18 4.7M, 10km N/A 1.2 million (in 100km) 00:17 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 Valparaiso (population 1,428,340) . The nearest places are Quintay, Laguna Verde, El Quisco, Algarrobo, El Barco, Cerro Colorado, Yeco, Playa Ancha, El Tabo, Alto del Puerto, and San Antonio.

Radius Population
100 km 1.2 million people
75 km 380000 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
Valparaiso Chile 1.4 million people
Region Metropolitana Chile 5.2 million people
Libertador General Bernardo O'Higgins Chile 720000 people
Coquimbo Chile 520000 people
Maule Chile 860000 people
Mendoza Argentina 1.5 million people
San Juan Argentina 550000 people
Bio-Bio Chile 1.8 million people
Neuquen Argentina 400000 people
Atacama Chile 240000 people
Araucania Chile 810000 people

Affected populated places

Name Region Province Country City class Population Distance
Quintay Valparaíso Chile Village - 48 km
Laguna Verde Valparaíso Chile Village - 50 km
El Quisco Valparaíso Chile Village - 52 km
Algarrobo Valparaíso Chile Village - 53 km
El Barco Valparaiso Chile Village - 53 km
Cerro Colorado Valparaíso Chile Village - 53 km
Yeco Valparaiso Chile Village - 54 km
Playa Ancha Valparaíso Chile Village - 55 km
El Tabo Valparaiso Chile Village - 56 km
Alto del Puerto Valparaiso Chile Village - 57 km
El Totoral Valparaiso Chile Village - 58 km
San José Valparaiso Chile Village - 58 km
Barón Valparaiso Chile Village - 59 km
Coligües Valparaíso Chile Village - 59 km
Lago Peñuelas Valparaiso Chile Village - 59 km
La Recova Valparaiso Chile Village - 63 km
Las Cruces Valparaiso Chile Village - 63 km
Valparaíso Valparaiso Chile Major city 270000 people 64 km
Reñaca Bajo Valparaiso Chile Village - 66 km
Las Cucharas Valparaiso Chile Village - 67 km
Cartagena Valparaiso Chile Village - 68 km
Achupallas Valparaiso Chile Village - 68 km
San Antonio Valparaiso Chile City 85000 people 70 km

see full list

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
Vina del Mar KNA 120 Mil. Paved Yes 5700 73 km
El Belloto 123 0 76 km
Quintero 5 Civ. Paved Yes 3900 79 km

Ports

Name LOCODE Country Distance
Valparaiso CLVAP Chile 56 km
San Antonio CLSAI Chile 69 km
Quintero CLQTV Chile 77 km

More information

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