After the catastrophic fire of August 2021 in North Evia, it is considered to be extremely necessary to implement flood protection projects for the shielding of the affected areas in the Municipal Unit of Istiaia.After the completion of the proposed Operation ANTI-FLOOD PROTECTION OF THE ISIA MUNICIPALITY OF AIDIPSOS, a new rainwater network will have been constructed in an extension section of the settlement of Istiaia with a total length of approximately L16200 m and a concrete disposal pipeline with a length of L1 288 m and a supply of 346 m3sec.