Regione Piemonte - Historical Landslides and Flood September 1993 - Geoportale Arpa Piemonte

The dataset represents the ground effects associated with the floods occurred along the river and torrential auctions of Dora Baltea, Orco, Soana, Stura di Lanzo, Scrivia, Borbera, Curone linked to the alluvial event of 23-25 ​​September 1993 and to Scrivia, Borbera and Curone also in October 1993. The following are reported: the delimitation of the flood field, the main erosional and depositional processes, the estimations of the hydrometric levels, the influence of the anthropic interventions on the propagation of the outflows, the damage to the infrastructures and the works of longitudinal and transverse hydraulic defense, relict fluvial forms. In addition, alluvial fans are reported to be the site of violent torrential activity and landslide movements triggered by the activity of the watercourse or having an interfering accumulation directly with the riverbed.