The July 1996 Saguenay floods affected an important part of the region's population. Disasters of this nature subject victims to particularly difficult psycho-emotional experiences. From a qualitative study of the clinical analysis of 30 case history, this exploratory research describes the impact of this disaster on the lives of the victims and evaluates the consequences on their psychological health. Results indicate that this disaster has greatly disrupted the lives of victims entailing several problems as well as a deterioration of their mental health translating into serious psychological problems and disorders.