M 4.9 in Costa Rica on 28 Nov 2015 23:47 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: 4.9M
Depth: 27.05 Km
Lat/Lon: 10.4842 , -86.134
Event Date: 28 Nov 2015 23:47 UTC
28 Nov 2015 17:47 Local
Exposed Population:
222402 people within 100km
Source: NEIC
Inserted at: 29 Nov 2015 00:06 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.1 0.1
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
1108915 0.1 28 Nov 2015 23:47 4.9M, 27.05km N/A 220 thousand (in 100km) 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 Costa Rica , Province of Guanacaste (population 226,557) . The nearest places are and Managua.

Radius Population
100 km 220000 people
75 km 85000 people
50 km 14000 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Guanacaste Costa Rica 230000 people

Affected populated places

Name Region Province Country City class Population Distance
Managua Managua Nicaragua Capital 970000 people 185 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
Cabo Velas 10 34 km
Flamingo FMG unknown 39 km

Ports

Name LOCODE Country Distance
San Juan Del Sur NISJS Nicaragua 89 km

More information

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