Hydrogeological risk — Hydraulic risk

By Council Decision No 20 of 26 June 2017, the Inter-municipal Plan for Civil Protection of Municipalities of the Valle Savio Union was approved.In the context of the drafting of the Stralcio Plan for Hydrogeological Risk, the Authority of Romagnoli Regional Bacini has defined the areas with a different degree of risk depending on the minimum return time of the flood wave to cause damage to people and property.Art.2b — Alveo — area of land in which ordinary floods flow out. Engraved portion of the riverbed of the main watercourses and minor rii.Art.3 — Areas with a high probability of flooding — area of land affected by the project flood with return time (TR) of no more than 30 years.Article 4 — Areas with moderate probability of flooding — area of land exclusively affected by the project flood with return time (TR) of more than 30 years.Art.6 — Areas of potential flooding Areas affected by flooding due to insufficient network of minor watercourses and remediation; it also includes areas in which flooding may occur due to flooding of the main floods of the plains as a result of the overhang of the banks, outside the belt affected by dynamic effects related to the collapse of embankments.