M 4.8 in Bolivia on 27 Apr 2011 11:21 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: 4.8M
Depth: Km
Lat/Lon: -19.6829 , -66.2209
Event Date: 27 Apr 2011 11:21 UTC
27 Apr 2011 07:21 Local
Exposed Population:
400000 people within 100km
Source: NEIC usc0002zvv
Inserted at: 27 Apr 2011 11:42 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc0002zvv 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
107816 0.5 27 Apr 2011 11:21 4.8M, 30.6km N/A 400 thousand (in 100km) 00:21 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 Bolivia , Department of Potosi (population 819,121) . The nearest places are Yura, Chaquilla Chico, Taypi Kasa, Kilpani, Grupo Nazacara, Kelcata, Chaquilla, Vacuyo, Apacheta, Porco, and Thola Pampa.

Radius Population
100 km 450000 people
75 km 300000 people
50 km 110000 people
20 km 2100 people
10 km <1000 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Potosi Bolivia 820000 people

Affected populated places

Name Region Province Country City class Population Distance
Yura Potosi Bolivia Village - 16 km
Chaquilla Chico Potosí Bolivia Village - 17 km
Taypi Kasa Potosi Bolivia Village - 20 km
Kilpani Potosí Bolivia Village - 21 km
Grupo Nazacara Potosí Bolivia Village - 24 km
Kelcata Potosi Bolivia Village - 24 km
Chaquilla Potosí Bolivia Village - 26 km
Vacuyo Potosi Bolivia Village - 26 km
Apacheta Potosí Bolivia Village - 26 km
Porco Potosí Bolivia Village - 28 km
Catavi Potosí Bolivia Village - 30 km
Cotaca Colque Potosí Bolivia Village - 30 km
Orinoca Potosí Bolivia Village - 30 km
Estancia Vila Kkollu Potosí Bolivia Village - 31 km
Potoco Potosí Bolivia Village - 33 km
Paco Chico Potosi Bolivia Village - 35 km
El Turqui Potosí Bolivia Village - 36 km
Chaucantaca Potosí Bolivia Village - 37 km
Tambo Potosí Bolivia Village - 37 km
Capatarca Potosí Bolivia Village - 37 km
Rosario Potosi Bolivia Village - 38 km
Jankho Jakke Potosi Bolivia Village - 38 km
Escorno Potosí Bolivia Village - 38 km
Ocupampa Potosi Bolivia Village - 39 km
Yura Potosí Bolivia Village - 40 km
Catariri Potosí Bolivia Village - 41 km
Huacanqui Potosi Bolivia Village - 42 km
Kasa Huasi Potosí Bolivia Village - 42 km
San Bartolomé Potosi Bolivia Village - 42 km
Estancia Gira Palca Potosí Bolivia Village - 42 km
Leon Minuna Potosí Bolivia Village - 43 km
Copamayu Potosí Bolivia Village - 43 km
Cuencapucyu Potosí Bolivia Village - 43 km
Guindal Potosi Bolivia Village - 44 km
Ocoruro Potosi Bolivia Village - 45 km
Chullperío Potosi Bolivia Village - 46 km
Paria Potosí Bolivia Village - 46 km
Atupuncu Potosí Bolivia Village - 46 km
Caguayo Potosí Bolivia Village - 46 km
Santa Juana Potosi Bolivia Village - 47 km
Chiutaca Potosí Bolivia Village - 47 km
Alcatambo Potosí Bolivia Village - 48 km
Huari Potosí Bolivia Village - 48 km
Parantaca Potosi Bolivia Village - 48 km
Quinchura Potosi Bolivia Village - 49 km
Leñas Potosi Bolivia Village - 49 km
Calasaya Potosi Bolivia Village - 49 km
Potosí Potosí Bolivia City 130000 people 50 km
Tarapaya Potosí Bolivia Village - 50 km
Ventilla Potosi Bolivia Village - 50 km
Estancia Chiquira Potosí Bolivia Village - 50 km
Mina Lajatambo Potosi Bolivia Village - 52 km
Asiento Potosí Bolivia Village - 52 km
Ticatica Potosí Bolivia Village - 52 km
Chaquilla Potosi Bolivia Village - 52 km
Opoco Potosí Bolivia Village - 53 km
Tumanavi Potosi Bolivia Village - 53 km
Villa Concepción Potosí Bolivia Village - 54 km
Ista Potosi Bolivia Village - 54 km
Belén Potosi Bolivia Village - 54 km
Caracota Potosí Bolivia Village - 55 km
Ollerias Potosi Bolivia Village - 55 km
Sumpita Potosí Bolivia Village - 55 km
Chilimayo Potosí Bolivia Village - 56 km
Estancia Castilla Uno Potosí Bolivia Village - 57 km
Estancia Moropoto Potosí Bolivia Village - 58 km
Estancia Antacollo Potosí Bolivia Village - 58 km
Rampiña Potosi Bolivia Village - 58 km
Río Mulatos Potosí Bolivia Village - 58 km
Tacara Potosi Bolivia Village - 59 km
Culta Oruro Bolivia Village - 59 km
Khuchu Ingenio Potosí Bolivia Village - 59 km
Kollpa Potosi Bolivia Village - 60 km
Nancahuaso Oruro Bolivia Village - 60 km
Chaña Oruro Bolivia Village - 60 km
Kama Oruro Bolivia Village - 61 km
Estancia Añathuya Potosí Bolivia Village - 61 km
Estancia Sinigo Potosí Bolivia Village - 61 km
Azángaro Potosí Bolivia Village - 62 km
Chaña Potosí Bolivia Village - 62 km
Kara Chaca Potosi Bolivia Village - 63 km
Pacanasí Potosi Bolivia Village - 63 km
Coroma Potosí Bolivia Village - 64 km
Randa Potosi Bolivia Village - 65 km
Estancia Khochi Potosí Bolivia Village - 65 km
La Lava Potosí Bolivia Village - 65 km
Calacota Oruro Bolivia Village - 65 km
Horcakaquilla Potosí Bolivia Village - 66 km
Gabriel Vera Potosí Bolivia Village - 66 km
Huacoma Potosí Bolivia Village - 66 km
Locajchi Potosi Bolivia Village - 66 km
Estancia Talaco Potosí Bolivia Village - 67 km
Tojrapalca Potosi Bolivia Village - 67 km
Sapulturas Potosi Bolivia Village - 68 km
Carhuaicollo Potosí Bolivia Village - 68 km
Malcohaca Oruro Bolivia Village - 69 km
Tambo Potosi Bolivia Village - 69 km
Mollepuncu Potosi Bolivia Village - 69 km
Negro Tambo Potosi Bolivia Village - 69 km
Huari Potosi Bolivia Village - 69 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
Potosi unknown 0 50 km
Capitan Nicolas Rojas 3935 Civ. Paved No 9200 54 km

More information

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