It is necessary to re-read the various technical reports of that time to understand why that part has been assessed in safety. In Chiaia there were several landslides. That is why we asked for funding from the Region for security work in the context of European programming. "Procida, the island of Arturo, told by Elsa Morante, notes that it is dealing with the security problem. is the most recent collapse, on the Via Bagni, without injuries, but the most remembered episode on the island is that of 19 April 2008: a large landslide collapsed on a beach that fortunately was already closed to swimmers because of the risk of landslides. That yield even moved 500 cubic meters of material and made three houses uninhabitable.Parious areas of the island are banned because of the landslide risk, but today's delivery shows that the hazard map can be much larger than previously recorded.