M 4.6 in Costa Rica on 17 Aug 2016 16:06 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: 4.6M
Depth: 20.12 Km
Lat/Lon: 9.6291 , -84.1265
Event Date: 17 Aug 2016 16:06 UTC
17 Aug 2016 10:06 Local
Exposed Population:
3715921 people within 100km
Source: NEIC us10006ek2
Inserted at: 17 Aug 2016 22:06 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us10006ek2 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
1136935 0 17 Aug 2016 16:06 4.6M, 20.12km N/A 3.7 million (in 100km) 05:59 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 San Jose (population 1,218,925) . The nearest places are San Jerónimo, San Rafael Abajo, Esperanza, San Rafael Arriba, Santa Rosa, Alto el Aguacate, Jamaica, Altos Aguacate, San Francisco, and Parrita.

Radius Population
100 km 3.7 million people
75 km 3.2 million people
50 km 2.6 million people
20 km 64000 people
10 km 8100 people
5 km 1800 people
2 km <1000 people

Affected Provinces

Region Province Country Population
San Jose Costa Rica 1.2 million people
Puntarenas Costa Rica 380000 people
Cartago Costa Rica 350000 people

Affected populated places

Name Region Province Country City class Population Distance
San Jerónimo San José Costa Rica Village - 1 km
San Rafael Abajo San José Costa Rica Village 27000 people 4 km
Esperanza San José Costa Rica Village - 4 km
San Rafael Arriba San José Costa Rica Village - 6 km
Santa Rosa San José Costa Rica Village - 6 km
Alto el Aguacate San José Costa Rica Village - 7 km
Jamaica San José Costa Rica Village - 7 km
Altos Aguacate San José Costa Rica Village - 7 km
San Francisco San José Costa Rica Village - 8 km
Parrita San José Costa Rica Village - 8 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
Quepos Managua 32 Civ. Paved No 3600 21 km
Tobias Bolanos International SYQ 994 Civ. Paved No 3200 36 km
Juan Santamaria International SJO 921 Civ. Paved Yes 9800 41 km
Guapiles GPL 269 Civ. Paved No 3600 75 km
Chacarita 2 Civ. Paved No 4900 81 km
Rio Frio RFR unknown 0 82 km
Santa Clara de Guapiles 80 Civ. Paved No 3100 86 km
San Alberto 27 Civ. Unpaved No 3200 90 km
Santa Maria de Guacimo 10 Civ. Paved No 3200 90 km
San Pedro 64 0 96 km
El Carmen 18 Civ. Paved No 3200 96 km
Tambor TMU unknown 0 98 km

Ports

Name LOCODE Country Distance
Quepos (Puerto Quepos) CRXQP Costa Rica 23 km
Dominical Costa Rica 54 km
Caldera CRCAL Costa Rica 72 km
Puntarenas CRPAS Costa Rica 87 km

Dams

Reservoir Dam Name River Year Distance
Cachi Reventazon 1966 42 km

More information

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