The project concerns the replacement of a network that waters the settlements of Tephelio, Ligortinou, Kounavos, villages, Upper Archanes of the Municipality of Archane Asterousia which are made of hazardous materials. The aim of the project is to achieve a water economy by reducing the losses of significant quantities of water due to the obsolete network and to ensure public health by replacing hazardous materials (asbestos tubes and iron tubes) by modern and more environmentally friendly networks.