Disasters and social vulnerability: the case of the drought in the commune of Tiltil, province of Chacabuco, Metropolitan Region of Santiago, Chile





social vulnerability, drought, Tiltil, environmental risk, Cutter index


The Problem: In northern Tiltil county, at Metropolitan Region of Santiago, there is a drought of more 10 years ago, affecting the quality of life of its population. In this research the social vulnerability index is applied-SoVI of Cutter (2003), that evaluate the behavior of an affected population by environmental risks. Methodology: it is a multiplicative index between weigths (wi) and social variables (vi) of the model whose ranking value is between 1 and 5. The 75% percent of variables make up the population level of education, psychological stress to wich they are subjected, goverment support and cultural practices of those affected. Results: The stratum most affected by the drought were small farmers with an index value of 4.13 points, classified as very high vulnerability; then, the medium-sized owners with a value of 3.71 or high vulnerability and the large farmers with 2.46 classified as moderate. A separate case is the beneficiaries of water - cistern with a moderate index of 2.43. Conclusions:  there are other variables not considered in this study that affect the problem of drought, such as the financial, environmental, cultural and human capital of the population of Tiltil.


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Blaikie, P; Cannon, T.; David, I. and Wister, B. (1996) Vulnerabilidad. El entorno social, político y económico de los desastres. La RED, Red de Estudios Sociales en Prevención de Desastres en América Latina.

CAF, (2014). Vulnerability Index to Climate Change in Latin America and Caribbean Region. Corporación Andina de Fomento-CAF. Banco para el Desarrollo de Latinoamérica. 206 pp.

Cardona, O. (2013). Modelación probabilística para la Gestión del Riesgo de Desastres. Bogotá, Colombia. Banco Mundial.

Clémence Guillard-Gonçalves, Susan L. Cutter, Christopher T. Emrich & José Luís Zêzere ,(2014). Application of Social Vulnerability Index (SoVI) and delineation of natural risk zones in Greater Lisbon, Portugal. Journal of Risk Research. DOI: 10.1080/13669877.2014.910689

Cutter S.L, (2003). The vulnerability of science and the science of vulnerability. Annals of the Association of American Geographers 93(1), 1– 12.

Cutter S.L., Boruff B.J. & Shirley L.W., (2003). Social vulnerability to environmental hazards, Social Science Quarterly 84(2), 242–261.

FAO (2009). Monitoreo y Evaluación de los Recursos Forestales Nacionales – Manual para la recolección integrada de datos de campo. Organización Mundial para la Agricultura y la Alimentación. Versión 2.2. Documento de Trabajo de Monitoreo y Evaluación de los recursos Forestales Nacionales, NFMA 37/S. Roma.

García Legaz, C. y Martínez, F. (2013). Fenómenos Meteorológicos Adversos en España. Editorial A. Madrid Vicente. Madrid,

España. 373 pp. ISBN: 978-84-96709-88-1

GEOCICLOS, (2019). Consultoría para la Implementación de Programa de Relacionamiento Comunitario para la Comuna de

Til Til. Informe Final, Licitación ID: 608897-119-LE19. Santiago, Chile. 118 pp.

GORE, (2015). Plan Estratégico para el Desarrollo de Til Til 2015-2018. Gobierno Regional Metropolitano. Santiago, Chile. 90 p.

Herrera, G. Información Meteorológica de la Estación Tiltil. Tiltil, Chile, 2020.

Iglesias A., Moneo M. & Quiroga S., (2007), Methods for evaluating social vulnerability to drought, Options Méditerranéennes Series B 58, 129–133.

INFODEP_a (2016). Elaboración de una Base Digital del Clima Comunal de Chile: Linea Base (1998-2010) y Proyección al Año 2050. Información para el Desarrollo Productivo Limitada-INFODEP. Informe Final. Santiago, Chile. 99 pp.



How to Cite

Naranjo , G. ., Barrenechea, F., & Calderón, M. (2022). Disasters and social vulnerability: the case of the drought in the commune of Tiltil, province of Chacabuco, Metropolitan Region of Santiago, Chile. Revista Geográfica De Chile Terra Australis, 58. https://doi.org/10.23854/07199562.2022581.Naranjo101