Resumo

PITTALUGA, Maria Alejandra  e  SUVIRES, Graciela M. Inundation susceptibility caused by summer flooding and overflows at the localities of Villa Nueva, Puchuzum and Villa Corral, Basin of Río Castaño, Calingasta, San Juan. Rev. Asoc. Geol. Argent. [online]. 2010, vol.66, n.4, pp.520-528. ISSN 0004-4822.

This study was made to contribute to the knowledge hydric dynamic of Castaño river basin, which lies in the eastern slope of the Central Andes, in Calingasta Department, San Juan province, Argentina. The risk evaluation in the surrounding suburban and rural areas was also analyzed. The kinds of risk are associated with two causes: a) summer raining precipitations, into piedmont of the Frontal Cordillera and b) the high discharges of Castaño river basin. In the present paper were distinguished 15 regional geomorphological units in the surrounding Villa Nueva, Puchuzum and Villa Corral villages.

Palavras-chave : Argentina; Summer raining; Risk; Zonification.

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