M 4.7 in Chile on 22 Apr 2015 06:00 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: -37.6248 , -73.6487
Event Date: 22 Apr 2015 06:00 UTC
22 Apr 2015 03:00 Local
Exposed Population:
524113 people within 100km
Source: NEIC
Inserted at: 22 Apr 2015 07:09 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
Scaled population (vector) n.a  
  C1 earthquake n.a  
  C2 earthquake n.a  
  Country Vulnerability n.a  
  INFORM_normalised n.a  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1077220 0 22 Apr 2015 06:00 4.7M, 10km N/A 520 thousand (in 100km) 01:08 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 Bio-Bio (population 1,789,433) . The nearest places are Concepci�n, and Lebu.

Radius Population
100 km 520000 people
75 km 200000 people
50 km 120000 people
20 km 34000 people
10 km 17000 people
5 km 13000 people
2 km 5200 people

Affected Provinces

Region Province Country Population
Bio-Bio Chile 1.8 million people

Affected populated places

Name Region Province Country City class Population Distance
Lebu Bio-Bio Chile Village 22000 people 2 km
Concepci�n Bio-Bio Chile Major city 210000 people 103 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
La Playa 8 59 km

Ports

Name LOCODE Country Distance
Lebu CLLEB Chile 3 km
Puerto Yana Chile 29 km

More information

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